Endesa S.A.

Board/Management Information • May 12, 2023

National Storage Mechanism | Additional information

Directorate change

Borja Acha Besga

Secretary of the Board of Directors

Madrid, 11 May 2023

OTHER RELEVANT INFORMATION

In accordance with the provisions of Article 227 of the Spanish Securities Market Act, Endesa, S.A. hereby issues notice of the following information:

Mr. Francesco Starace, Shareholder-Appointed Director of the Company representing Enel, S.p.A. and Vice-Chairman of the Board of Directors has tendered his resignation, due to the expiration of his tenure as Director of Enel, S.p.A.

Secretary of the Board of Directors

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Endesa, S.A.