Annual Activity Report 2025

Orano - Annual Activity Report 2025 283 GOVERNANCE OF THE COMPANY AND GENERAL INFORMATION 5 Administration and management of the Company At December 31, 2025, the expertise represented by the Board of directors is distributed as follows: Claude IMAUVEN l l l G l l l Nicolas MAES l l l E, S, G l Philippe BRAIDY l l l E, G l l Anne-Marie DESCÔTES l l E, G l l Anne-Isabelle ETIENVRE l l l S, G l l David LECAVELIER l E, S l Anne-Sophie LE LAY l l E, G l l Aurore NEUSCHWANDER l l l G l l l Patrick PELATA l l l E l l l Marie-Hélène SARTORIUS l l l S, G l l Julie SERRIER l l l l l Romain VALENTY l l l G l l Cyrille VINCENT l l S TOTAL 92% 46% 54% 62% 92% 77% 77% 46% TOTAL (NO OF DIRECTORS) 12 6 7 8 12 10 10 6 * E : Experience with environmental and climate issues S : Experience with social issues G : Experience in governance, ethics and compliance issues Knowledge of the industry or energy business lines (including nuclear) Finance and risks / Internal control International Strategy ESG * Executive Management Major project management Technology and innovation Sustainability (ESG) skills of the members of the Board of directors 92% of the members of the Board of directors have expertise in sustainability (encompassing environmental, climate, social, governance, ethics and compliance issues). Claude IMAUVEN Experience in governance, ethics and compliance issues: Chief Operating Officer of Compagnie de Saint-Gobain from 2004 to 2015, then Executive Chief Executive Officer from 2016 to 2019 and current Chairman of the Board of directors of Orano. Nicolas MAES Experience in environmental and climate issues: operational, managerial and regulatory experience in industries with high environmental and climate challenges (cement, mining, fuel cycle) and member of the International Council on Mining and Metals (ICMM). Experience in social issues: Director of the Mines Business Unit from 2018 to 2023, then Chief Executive Officer of Orano since 2023. Experience in governance, ethics and compliance issues: Director of numerous mining joint ventures, highly exposed to compliance, human rights and ethics risks, then Chief Executive Officer of Orano since 2023.

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