Industrie De Nora

AGM Information • May 2, 2025

PUBLICATION OF THE RESULTS OF THE SHAREHOLDERS' MEETING

Milan, May 2, 2025 - Industrie De Nora S.p.A. ("IDN" or the "Company") hereby announces that, pursuant to Article 125-quarter, paragraph 2, of Legislative Decree No. 58/1998 ("Consolidated Law on Finance"), the summary statement of the votes cast on the items of the agenda of the ordinary Shareholders' Meeting held on April 29, 2025 is available at the Company's registered office and can be accessed on the Company's website (www.denora.com), in the section "Governance / Shareholders' Meetings".

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Industrie De Nora S.p.A. is an Italian multinational company founded in 1923 and listed on the Euronext Milan stock exchange. A global leader in electrochemical processes and technologies for water management, it provides products and services that enable industrial processes in the chlor-alkali, electronics, battery, water treatment (both municipal and industrial), and green hydrogen sectors. With an operational presence across multiple regions—including the Americas, Europe, Middle East, and Asia—De Nora delivers customized solutions, effectively and reliably meeting market demands. Committed to ESG principles, the company integrates environmental sustainability and social responsibility into all its activities.

For further information and to access the Media Kit: Media Kit | De Nora

Investor Relations Chiara Locati +39 02 2129 2124 ir@denora.com Investor Relations | Overview | De Nora

Media Relations Barabino & Partners Office: +39 02/72.02.35.35 Sabrina Ragone – s.ragone@barabino.it +39 338 25 19 534 Elena Magni – e.magni@barabino.it + 39 348 478 7490