ELPC / Companhia Paranaense de Energia - COPEL - Depositary Receipt (Common Stock) - Документы SEC, Годовой отчет, Доверенное заявление

Companhia Paranaense de Energia - COPEL - Депозитарные расписки (обыкновенные акции)
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Основная статистика
CIK 1041792
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Companhia Paranaense de Energia - COPEL - Depositary Receipt (Common Stock)
SEC Filings (Chronological Order)
На этой странице представлен полный хронологический список документов SEC, за исключением документов о собственности, которые мы предоставляем в других местах.
August 26, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 22, 2025 SC 13E3/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 2 SCHEDULE 13E-3 RULE 13e-3 TRANSACTION STATEMENT Under Section 13(e) of the Securities Exchange Act of 1934 COMPANHIA PARANAENSE DE ENERGIA – COPEL (Name of the Is

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 2 TO SCHEDULE 13E-3 RULE 13e-3 TRANSACTION STATEMENT Under Section 13(e) of the Securities Exchange Act of 1934 COMPANHIA PARANAENSE DE ENERGIA – COPEL (Name of the Issuer) COMPANHIA PARANAENSE DE ENERGIA - COPEL (Names of Persons Filing Statement) Preferred Class B Shares*, without par value American Depositary

August 22, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 22, 2025 EX-99.(A)(1)

SUBJECT TO COMPLETION, dated August 22, 2025

SUBJECT TO COMPLETION, dated August 22, 2025 This Management Proposal and Manual for Shareholder Participation (this “Manual”) in the Special General Meeting of Holders of Preferred Shares of Companhia Paranaense de Energia – COPEL (the “Company,” “COPEL,” “we,” “our” or “us”) provides holders of our preferred shares with information relating to the Special Meeting of holders of our preferred shares (the “Preferred Shareholders Meeting”) to be held, on first call, on , 2025, at .

August 19, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 19, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 18, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 11, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 7, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 7, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 4, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 1, 2025 SC 13E3/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 SCHEDULE 13E-3 RULE 13e-3 TRANSACTION STATEMENT Under Section 13(e) of the Securities Exchange Act of 1934 COMPANHIA PARANAENSE DE ENERGIA – COPEL (Name of the Is

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO SCHEDULE 13E-3 RULE 13e-3 TRANSACTION STATEMENT Under Section 13(e) of the Securities Exchange Act of 1934 COMPANHIA PARANAENSE DE ENERGIA – COPEL (Name of the Issuer) COMPANHIA PARANAENSE DE ENERGIA - COPEL (Names of Persons Filing Statement) Preferred Class B Shares*, without par value American Depositary

August 1, 2025 EX-99.(A)(2)

PARANAENSE ENERGY COMPANY - COPEL CNPJ/ME 76.483.817/0001-20 - NIRE 41300036535 CVM Registration 1431-1 B3 (CPLE3, CPLE5, CPLE6) NYSE (ELP, ELPC) LATIBEX (XCOP, XCOPO) SPECIAL MEETING OF HOLDERS OF CLASS “A” PREFERRED SHARES AND CLASS “B” PREFERRED S

PARANAENSE ENERGY COMPANY - COPEL CNPJ/ME 76.483.817/0001-20 - NIRE 41300036535 CVM Registration 1431-1 B3 (CPLE3, CPLE5, CPLE6) NYSE (ELP, ELPC) LATIBEX (XCOP, XCOPO) SPECIAL MEETING OF HOLDERS OF CLASS “A” PREFERRED SHARES AND CLASS “B” PREFERRED SHARES CALL NOTICE Notice is hereby given to the holders of class “A” preferred shares and class “B” preferred shares issued by Companhia Paranaense de

August 1, 2025 EX-99.(A)(3)

REMOTE VOTING BALLOT SPECIAL MEETING OF HOLDERS OF CLASS “A” PREFERRED SHARES AND CLASS “B” PREFERRED SHARES - CIA PARANAENSE DE ENERGIA - COPEL of , 2025

REMOTE VOTING BALLOT SPECIAL MEETING OF HOLDERS OF CLASS “A” PREFERRED SHARES AND CLASS “B” PREFERRED SHARES - CIA PARANAENSE DE ENERGIA - COPEL of , 2025 Name of Shareholder: CNPJ or CPF of the shareholder: E-mail Filling guidelines If the shareholder wishes to exercise their right to vote remotely, it is essential that they fill in the fields above with their full name (or company name, if they are a legal entity) and registration number with the Ministry of Finance, either CNPJ or CPF.

August 1, 2025 EX-99.(A)(1)

SUBJECT TO COMPLETION, dated July 31, 2025

SUBJECT TO COMPLETION, dated July 31, 2025 This Management Proposal and Manual for Shareholder Participation (this “Manual”) in the Special General Meeting of Holders of Preferred Shares of Companhia Paranaense de Energia – COPEL (the “Company,” “COPEL,” “we,” “our” or “us”) provides holders of our preferred shares with information relating to the Special Meeting of holders of our preferred shares (the “Preferred Shareholders Meeting”) to be held, on first call, on , 2025, at .

July 25, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 22, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 22, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 16, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 14, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 14, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 14, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 14, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 14, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 1, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 30, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 30, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 25, 2025 EX-99.(A)(1)

SUBJECT TO COMPLETION, dated June 23, 2025

SUBJECT TO COMPLETION, dated June 23, 2025 This Management Proposal and Manual for Shareholder Participation (this “Manual”) in the Special General Meeting of Holders of Class B Preferred Shares of Companhia Paranaense de Energia – COPEL (the “Company,” “COPEL,” “we,” “our” or “us”) provides holders of our Class B preferred shares with information relating to the Special Meeting of holders of our Class B (the “Class B Shareholders Meeting”) to be held, on first call, on , 2025, at .

June 25, 2025 EX-99.(A)(5)

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June 25, 2025 EX-99.(A)(4)

proxy card

proxy card

June 25, 2025 EX-FILING FEES

EX-FILING FEES Calculation of Filing Fee Tables SC 13E-3 (Form Type) ENERGY CO OF PARANA (Name of the Issuer and Name of Person Filing Statement) Table 1 – Transaction Valuation

EX-FILING FEES Calculation of Filing Fee Tables SC 13E-3 (Form Type) ENERGY CO OF PARANA (Name of the Issuer and Name of Person Filing Statement) Table 1 – Transaction Valuation Transaction Valuation (1) Fee Rate Amount of Filing Fee Fees to Be Paid US$3,842,266,583.

June 25, 2025 SC 13E3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13E-3 RULE 13e-3 TRANSACTION STATEMENT Under Section 13(e) of the Securities Exchange Act of 1934 COMPANHIA PARANAENSE DE ENERGIA – COPEL (Name of the Issuer) COMPANHIA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13E-3 RULE 13e-3 TRANSACTION STATEMENT Under Section 13(e) of the Securities Exchange Act of 1934 COMPANHIA PARANAENSE DE ENERGIA – COPEL (Name of the Issuer) COMPANHIA PARANAENSE DE ENERGIA - COPEL (Names of Persons Filing Statement) Preferred Class B Shares*, without par value American Depositary Shares, each repres

June 25, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 25, 2025 EX-99.(A)(2)

PARANAENSE ENERGY COMPANY - COPEL CNPJ/ME 76.483.817/0001-20 - NIRE 41300036535 CVM Registration 1431-1 B3 (CPLE3, CPLE5, CPLE6) NYSE (ELP, ELPC) LATIBEX (XCOP, XCOPO) SPECIAL MEETING OF HOLDERS OF CLASS “B” PREFERRED SHARES CALL NOTICE

PARANAENSE ENERGY COMPANY - COPEL CNPJ/ME 76.483.817/0001-20 - NIRE 41300036535 CVM Registration 1431-1 B3 (CPLE3, CPLE5, CPLE6) NYSE (ELP, ELPC) LATIBEX (XCOP, XCOPO) SPECIAL MEETING OF HOLDERS OF CLASS “B” PREFERRED SHARES CALL NOTICE Notice is hereby given to the holders of class “B” preferred shares issued by Companhia Paranaense de Energia - Copel to meet at the Special Meeting of Holders of

June 25, 2025 EX-99.(A)(3)

REMOTE VOTING BALLOT SPECIAL MEETING OF HOLDERS OF CLASS “B” PREFERRED SHARES - CIA PARANAENSE DE ENERGIA - COPEL of 2025

REMOTE VOTING BALLOT SPECIAL MEETING OF HOLDERS OF CLASS “B” PREFERRED SHARES - CIA PARANAENSE DE ENERGIA - COPEL of 2025 Name of Shareholder: CNPJ or CPF of the shareholder: E-mail Filling guidelines If the shareholder wishes to exercise their right to vote remotely, it is essential that they fill in the fields above with their full name (or company name, if they are a legal entity) and registration number with the Ministry of Finance, either CNPJ or CPF.

June 24, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 24, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 24, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 18, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 17, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 13, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 2, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 27, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 21, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 20, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 16, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 16, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 15, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 9, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 9, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 9, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 1, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 28, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 24, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 23, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 17, 2025 EX-2.4

DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT

Exhibit 2.4 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT As of December 31, 2024, Companhia Paranaense de Energia ‒ Copel (“Copel,” the “Company,” “we,” “us,” and “our”) had the following classes of securities registered pursuant to Section 12(b) of the Exchange Act: # Title of each class Trading symbol(s) Name of each exchange on which registered I. Common Shares, wit

April 17, 2025 EX-12.2

CERTIFICATION PURSUANT TO RULES 13a-14(a) AND 15d-14(a) AS ADOPTED UNDER SECTION 302 OF THE SARBANES-OXLEY ACT

Exhibit 12.2 CERTIFICATION PURSUANT TO RULES 13a-14(a) AND 15d-14(a) AS ADOPTED UNDER SECTION 302 OF THE SARBANES-OXLEY ACT I, Felipe Gutterres Ramella, certify that: 1.I have reviewed the annual report on Form 20-F of Companhia Paranaense de Energia – COPEL (the “Company”); 2.Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fa

April 17, 2025 EX-13.2

CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (SUBSECTIONS (a) AND (b) OF SECTION 1350, CHAPTER 63 OF TITLE 18, UNITED STATES CODE)

Exhibit 13.2 CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (SUBSECTIONS (a) AND (b) OF SECTION 1350, CHAPTER 63 OF TITLE 18, UNITED STATES CODE) Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of Section 1350, chapter 63 of title 18, United States Code), the undersigned officer of Companhia Paranaense de Energia - COPEL (the “Company”),

April 17, 2025 EX-13.1

CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (SUBSECTIONS (a) AND (b) OF SECTION 1350, CHAPTER 63 OF TITLE 18, UNITED STATES CODE)

Exhibit 13.1 CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (SUBSECTIONS (a) AND (b) OF SECTION 1350, CHAPTER 63 OF TITLE 18, UNITED STATES CODE) Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of Section 1350, chapter 63 of title 18, United States Code), the undersigned officer of Companhia Paranaense de Energia - COPEL (the “Company”),

April 17, 2025 20-F

As filed with the Securities and Exchange Commission on April 16, 2025 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 20-F ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal

As filed with the Securities and Exchange Commission on April 16, 2025 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 20-F ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 Commission file number: 001-14668 COMPANHIA PARANAENSE DE ENERGIA – COPEL (Exact Name of Registrant as Specified in its Charter) Energy Company of Paraná (Translation of Registrant’s Name into English) The Federative Republic of Brazil (Jurisdiction of Incorporation or Organization) Rua José Izidoro Biazetto, 158 – bloco A – 81200-240 Curitiba, Paraná, Brazil (Address of Principal Executive Offices) Daniel Pimentel Slaviero +55 41 3331 4011 – ri@copel.

April 17, 2025 EX-12.1

CERTIFICATION PURSUANT TO RULES 13a-14(a) AND 15d-14(a) AS ADOPTED UNDER SECTION 302 OF THE SARBANES-OXLEY ACT

Exhibit 12.1 CERTIFICATION PURSUANT TO RULES 13a-14(a) AND 15d-14(a) AS ADOPTED UNDER SECTION 302 OF THE SARBANES-OXLEY ACT I, Daniel Pimentel Slaviero, certify that: 1.I have reviewed this annual report on Form 20-F of Companhia Paranaense de Energia – COPEL (the “Company”); 2.Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material f

April 17, 2025 EX-1.1

CORPORATE BYLAWS OF COMPANHIA PARANAENSE DE ENERGIA

Exhibit 1.1 CORPORATE BYLAWS OF COMPANHIA PARANAENSE DE ENERGIA Approved and consolidated by the 211th Extraordinary Shareholders’ meeting of October 30, 2024. Registration as Corporate Taxpayer (CNPJ): 76.483.817/0001-20 Commercial Registry Number: 41300036535 Brazilian SEC Registration: 1431-1 Address: Rua José Izidoro Biazetto, 158 - bloco A Curitiba - Paraná - Brazil Postal code: 81200-240 e-m

April 17, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 17, 2025 EX-97

NPC 0321 - STATUTORY BODIES COMPENSATION POLICY CORPORATE GOVERNANCE Version 2 of 12.13.2023

Exhibit 97 NPC 0321 - STATUTORY BODIES COMPENSATION POLICY CORPORATE GOVERNANCE Version 2 of 12.

April 17, 2025 EX-15.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Deloitte Touche Tohmatsu Rua Nunes Machado, 68, The Five East Batel - 18º andar 80250-000 - Curitiba - PR Brazil Tel.

April 17, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 17, 2025 EX-11

NPC 0102 POLICY FOR DISCLOSURE OF INFORMATION ON MATERIAL ACTS OR FACTS AND TRADING IN SECURITIES Version 07 of 04/16/2025

Exhibit 11 NPC 0102 POLICY FOR DISCLOSURE OF INFORMATION ON MATERIAL ACTS OR FACTS AND TRADING IN SECURITIES ECONOMIC/FINANCIAL/ACCOUNTING Version 07 of 04/16/2025 1 INTRODUCTION As a publicly traded company with shares listed on B3 (CPLE3, CPLE5, CPLE6), NYSE (ELPVY, ELP) and LATIBEX (XCOP), Copel is subject to capital market regulation and must establish mechanisms to ensure the regular use of Inside Information by Related and Connected Persons when trading securities issued by the Company and transparency in the disclosure of Material Information to society and its investors.

April 17, 2025 EX-15.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statement on Form F-3 (No.

April 14, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 1, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 28, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 26, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 25, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 25, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 17, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2025 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

February 28, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2025 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

February 21, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2025 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

February 14, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2025 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

February 13, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2025 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

February 3, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2025 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

January 13, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2025 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

January 13, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2025 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

January 7, 2025 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2025 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2025 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

December 12, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

December 12, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 29, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 27, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 26, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 26, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 26, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 26, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 26, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 18, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 7, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 7, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 4, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 31, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 30, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 29, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 23, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 15, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 9, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

September 17, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 17, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 16, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 12, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 11, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 11, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 10, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

August 20, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2024 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 15, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2024 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 8, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2024 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

July 22, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 17, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 11, 2024 6-K/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K/A Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K/A Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

July 11, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 5, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 2, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 1, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 1, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 20, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2024 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 4, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2024 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

June 3, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2024 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

May 30, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 28, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 22, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 14, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 14, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 9, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

May 6, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izid

April 24, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 23, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 23, 2024 6-K/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K/A Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K/A Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

April 22, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 19, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 15, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 12, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 11, 2024 EX-15.2

Deloitte Touche Tohmatsu

Deloitte Touche Tohmatsu Rua Nunes Machado, 68, The Five East Batel - 18º andar 80250-000 - Curitiba - PR Brazil Tel.

April 11, 2024 20-F

As filed with the Securities and Exchange Commission on April 10, 2024 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 20-F Registration statement☐ Annual Report☒ Transition Report☐ Shell Company Report☐ ANNUAL REPORT PURSU

As filed with the Securities and Exchange Commission on April 10, 2024 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 20-F Registration statement☐ Annual Report☒ Transition Report☐ Shell Company Report☐ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 Commission file number: 001-14668 COMPAN

April 11, 2024 EX-2.1

Exhibit 2.1

Exhibit 2.1

April 11, 2024 EX-2.2

Exhibit 2.2

Exhibit 2.2

April 11, 2024 EX-2.4

DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT

Exhibit 2.4 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT As of December 31, 2023, Companhia Paranaense de Energia ‒ Copel (“Copel,” the “Company,” “we,” “us,” and “our”) had the following classes of securities registered pursuant to Section 12(b) of the Exchange Act: # Title of each class Trading symbol(s) Name of each exchange on which registered I. Common Shares, wit

April 11, 2024 EX-12.1

CERTIFICATION PURSUANT TO RULES 13a-14(a) AND 15d-14(a) AS ADOPTED UNDER SECTION 302 OF THE SARBANES-OXLEY ACT

Exhibit 12.1 CERTIFICATION PURSUANT TO RULES 13a-14(a) AND 15d-14(a) AS ADOPTED UNDER SECTION 302 OF THE SARBANES-OXLEY ACT I, Daniel Pimentel Slaviero, certify that: 1. I have reviewed this annual report on Form 20-F of Companhia Paranaense de Energia – COPEL (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material

April 11, 2024 EX-12.2

CERTIFICATION PURSUANT TO RULES 13a-14(a) AND 15d-14(a) AS ADOPTED UNDER SECTION 302 OF THE SARBANES-OXLEY ACT

Exhibit 12.2 CERTIFICATION PURSUANT TO RULES 13a-14(a) AND 15d-14(a) AS ADOPTED UNDER SECTION 302 OF THE SARBANES-OXLEY ACT I, Adriano Rudek de Moura, certify that: 1. I have reviewed the annual report on Form 20-F of Companhia Paranaense de Energia – COPEL (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fa

April 11, 2024 EX-13.2

CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (SUBSECTIONS (a) AND (b) OF SECTION 1350, CHAPTER 63 OF TITLE 18, UNITED STATES CODE)

Exhibit 13.2 CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (SUBSECTIONS (a) AND (b) OF SECTION 1350, CHAPTER 63 OF TITLE 18, UNITED STATES CODE) Pursuant to section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of section 1350, chapter 63 of title 18, United States Code), the undersigned officer of Companhia Paranaense de Energia - COPEL (the “Company”),

April 11, 2024 EX-13.1

CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (SUBSECTIONS (a) AND (b) OF SECTION 1350, CHAPTER 63 OF TITLE 18, UNITED STATES CODE)

Exhibit 13.1 CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (SUBSECTIONS (a) AND (b) OF SECTION 1350, CHAPTER 63 OF TITLE 18, UNITED STATES CODE) Pursuant to section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of section 1350, chapter 63 of title 18, United States Code), the undersigned officer of Companhia Paranaense de Energia - COPEL (the “Company”),

April 11, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 11, 2024 EX-1.1

Exhibit 1.1

Exhibit 1.1

April 11, 2024 EX-15.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Deloitte Touche Tohmatsu Rua Nunes Machado, 68, The Five East Batel - 18º andar 80250-000 - Curitiba - PR Brazil Tel.

April 11, 2024 EX-97.0

Exhibit 97

Exhibit 97

April 3, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

April 3, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 29, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 22, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 22, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 22, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 21, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 18, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 18, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 15, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 12, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 11, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 11, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 11, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 6, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 5, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Iz

March 1, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

February 26, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

February 7, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

February 1, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2024 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

January 30, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

January 29, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

January 29, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

January 26, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

January 26, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

January 16, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

January 10, 2024 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January, 2024 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

December 22, 2023 8-A12B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 Companhia Paranense de Energia – Copel (Exact n

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 Companhia Paranense de Energia – Copel (Exact name of registrant as specified in its charter) Energy Company of Parana – Copel (Translation of Registrant’s name into English) Federative Republic of

December 22, 2023 8-A12B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 Companhia Paranense de Energia – Copel (Exact n

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 Companhia Paranense de Energia – Copel (Exact name of registrant as specified in its charter) Energy Company of Parana – Copel (Translation of Registrant’s name into English) Federative Republic of

December 21, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

December 19, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

December 19, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

December 18, 2023 EX-4

Emmet, Marvin & Martin, llp Counsellors at Law 120 Broadway New York, New York 10271 Tel: 212-238-3000 Fax: 212-238-3100

Emmet, Marvin & Martin, llp Counsellors at Law 120 Broadway New York, New York 10271 Tel: 212-238-3000 Fax: 212-238-3100 www.

December 18, 2023 F-6

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-6 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 For Depositary Shares COMPANHIA PARANAENSE DE ENERGIA - COPEL (Exact name of issuer of deposited securities as specified in its chart

As filed with the Securities and Exchange Commission on December 18, 2023 Registration No.

December 18, 2023 EX-1

=============================================================== COMPANHIA PARANAENSE DE ENERGIA - COPEL THE BANK OF NEW YORK MELLON As Depositary OWNERS AND HOLDERS OF AMERICAN DEPOSITARY SHARES Deposit Agreement (For Common Shares) __________, 2023

=============================================================== COMPANHIA PARANAENSE DE ENERGIA - COPEL AND THE BANK OF NEW YORK MELLON As Depositary AND OWNERS AND HOLDERS OF AMERICAN DEPOSITARY SHARES Deposit Agreement (For Common Shares) , 2023 =============================================================== TABLE OF CONTENTS ARTICLE 1.

December 18, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

December 18, 2023 EX-1

=============================================================== COMPANHIA PARANAENSE DE ENERGIA - COPEL THE BANK OF NEW YORK MELLON As Depositary OWNERS AND HOLDERS OF AMERICAN DEPOSITARY SHARES Amended and Restated Deposit Agreement (For Class B Pre

=============================================================== COMPANHIA PARANAENSE DE ENERGIA - COPEL AND THE BANK OF NEW YORK MELLON As Depositary AND OWNERS AND HOLDERS OF AMERICAN DEPOSITARY SHARES Amended and Restated Deposit Agreement (For Class B Preferred Shares) , 2023 ============================================================== TABLE OF CONTENTS ARTICLE 1.

December 18, 2023 EX-4

Emmet, Marvin & Martin, llp Counsellors at Law 120 Broadway New York, New York 10271 Tel: 212-238-3000 Fax: 212-238-3100

Emmet, Marvin & Martin, llp Counsellors at Law 120 Broadway New York, New York 10271 Tel: 212-238-3000 Fax: 212-238-3100 www.

December 18, 2023 F-6

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-6 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 For Depositary Shares COMPANHIA PARANAENSE DE ENERGIA - COPEL (Exact name of issuer of deposited securities as specified in its chart

As filed with the Securities and Exchange Commission on December 18, 2023 Registration No.

December 18, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

December 15, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

December 4, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 27, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 24, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 22, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 16, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 16, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 16, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 14, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 14, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 14, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 13, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 9, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

November 9, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 31, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 30, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 27, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 25, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 19, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 17, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

October 11, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARAN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

September 28, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 21, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 21, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 21, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 7, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 7, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 7, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

September 5, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PAR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) Jos

August 25, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 16, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 16, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 15, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 15, 2023 6-K

Results Webcast August, 15, 2023 | 14h BRT/1:00p.m. EST Access Link

2Q23 Highlights Adjusted EBITDA of BRL 1.3 billion in 2Q23, BRL 2.9 billion in 1H23 and Reported net income of BRL 308 million in 2Q23 everage of 2.5x EBITDA and operating cash generation of BRL 1.5 billion in 2Q23 (+3.1% vs. 2Q22) Copel Distribuição Tariff Adjustment - Average Effect 10.50% as of June 24, 2023 Readjustment of RAPs for the 23/24 cycle to BRL 1.56 billion as of July 1, 2023 Copel D

August 14, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 14, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 9, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 9, 2023 424B5

PROSPECTUS SUPPLEMENT (To Prospectus dated July 26, 2023) COMPANHIA PARANAENSE DE ENERGIA (ENERGY COMPANY OF PARANÁ) 549,171,000 Common Shares

Filed pursuant to Rule 424(b)(5) Registration Statement No. 333-273432 PROSPECTUS SUPPLEMENT (To Prospectus dated July 26, 2023) COMPANHIA PARANAENSE DE ENERGIA (ENERGY COMPANY OF PARANÁ) 549,171,000 Common Shares We and the State of Paraná, a State of the Federative Republic of Brazil (the “Selling Shareholder”), are offering an aggregate of 549,171,000 Common Shares, without par value, of Compan

August 9, 2023 EX-1.1

INTERNATIONAL PLACEMENT FACILITATION AGREEMENT COMPANHIA PARANAENSE DE ENERGIA - COPEL ESTADO DO PARANÁ BTG PACTUAL US CAPITAL, LLC ITAU BBA USA SECURITIES, INC. BRADESCO SECURITIES, INC. MORGAN STANLEY & CO. LLC UBS SECURITIES LLC relating to 549,17

INTERNATIONAL PLACEMENT FACILITATION AGREEMENT among COMPANHIA PARANAENSE DE ENERGIA - COPEL ESTADO DO PARANÁ BTG PACTUAL US CAPITAL, LLC ITAU BBA USA SECURITIES, INC.

August 9, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 9, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 9, 2023 6-K

United States Securities and Exchange Commission Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August 2023 Commission File Number 1-14668 COM

United States Securities and Exchange Commission Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant’s name into En

August 9, 2023 EX-FILING FEES

Filing Fee Paid In to be

EX-FILING FEES EXHIBIT 107 The prospectus supplement to which this Exhibit is attached is a final prospectus for the related offering.

August 9, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 4, 2023 6-K/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K/A Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K/A Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José

August 2, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 2, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

August 2, 2023 424B3

SUPPLEMENT No. 1 dated August 1, 2023 (To Preliminary Prospectus Supplement dated July 26, 2023) COMPANHIA PARANAENSE DE ENERGIA (ENERGY COMPANY OF PARANÁ) Up to 549,171,000 Common Shares

Filed pursuant to Rule 424(b)(3) Registration Statement No. 333-273432 SUPPLEMENT No. 1 dated August 1, 2023 (To Preliminary Prospectus Supplement dated July 26, 2023) COMPANHIA PARANAENSE DE ENERGIA (ENERGY COMPANY OF PARANÁ) Up to 549,171,000 Common Shares This Supplement No. 1 is being filed to supplement the information provided in the preliminary prospectus supplement dated July 26, 2023 (the

August 2, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANA

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José I

July 31, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 31, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 27, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 26, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 26, 2023 424B5

SUBJECT TO COMPLETION, DATED July 26, 2023 PRELIMINARY PROSPECTUS SUPPLEMENT (To Prospectus dated July 26, 2023) COMPANHIA PARANAENSE DE ENERGIA (ENERGY COMPANY OF PARANÁ) Up to 549,171,000 Common Shares

Filed pursuant to Rule 424(b)(5) Registration Statement No. 333-273432 The information in this preliminary prospectus supplement and the accompanying prospectus, relating to an effective registration statement under the Securities Act of 1933, as amended, is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell these securi

July 26, 2023 EX-FILING FEES

Filing Fee Paid In to be

EX-FILING FEES EXHIBIT 107 Security Type Security Class Title(1) Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Common Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial effective date Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward Newly

July 26, 2023 EX-3.1

CORPORATE BYLAWS OF COMPANHIA PARANAENSE DE ENERGIA

CORPORATE BYLAWS OF COMPANHIA PARANAENSE DE ENERGIA Approved and consolidated by the 207th Extraordinary Shareholders’ Meeting, of July 10, 2023.

July 26, 2023 F-3ASR

As filed with the Securities and Exchange Commission on July 26, 2023

As filed with the Securities and Exchange Commission on July 26, 2023 Registration No.

July 26, 2023 6-K

United States Securities and Exchange Commission Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July 2023 Commission File Number 1-14668 COMPA

United States Securities and Exchange Commission Washington, D.C. 20549 Form 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant’s name into Engl

July 25, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

July 20, 2023 6-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAEN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July, 2023 Commission File Number 1-14668 COMPANHIA PARANAENSE DE ENERGIA (Exact name of registrant as specified in its charter) Energy Company of Paraná (Translation of Registrant's name into English) José Izi

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