Please be advised that the “Guidelines to Shareholders on the optimal qualitative and quantitative composition of the Board of Directors”, approved at the meeting of the Board of Directors of Acea S.p.A. on 12 March 2026, in view of the Shareholders’ Meeting to approve the financial statements for the 2025 financial year and which is called upon to resolve, amongst other matters, the renewal of the administrative body, are available to the public at the Company’s registered office, on the Company’s website (www.acea.it), and on the authorised storage mechanism “1info”, at the address www.1info.it.