De Nora: resignation of a non-executive Director

Milan, June 27, 2025 – Industrie De Nora S.p.A. (the “Company” or “De Nora”) - an Italian multinational listed on Euronext Milan specializing in electrochemistry, leader in sustainable technologies and in the green hydrogen industry – announces that today it has received the resignation of Mr. Stefano Venier from the position of non-executive Director and member of the Strategy Committee, effective as of June 30, 2025.

Mr. Venier, who was appointed as a director to represent the shareholder Asset Company 10 S.r.l. (“AC 10”), a subsidiary of SNAM S.p.A.(“SNAM”), pursuant to the shareholders’ agreement executed on April 11, 2022, as subsequent amended, among Federico De Nora, FDN S.p.A., Norfin S.p.A., AC 10 and SNAM (the “Shareholders’ Agreement”), resigned irrevocably due to a separate agreement with SNAM.

The Board of Directors of De Nora will proceed, in compliance with the by-laws and applicable regulations, with the appropriate determinations, having heard the opinion of the Appointments and Remuneration Committee.

The Chairman and the Chief Executive Officer, also on behalf of the Board of Directors and the Board of Auditors, thank Mr. Venier for his activity and commitment in the performance of his duties.

There are no indemnities or other benefits payable following termination of office.

Pursuant to Article IA.2.6.7 of the Instructions to the Regulation of Markets organized and managed by Borsa Italiana S.p.A., it is also specified that, based on the information made available to De Nora, as of today's date, Mr. Venier does not hold, either directly or indirectly, any ordinary shares of De Nora.