Annual Activity Report 2025

Orano - Annual Activity Report 2025 270 5 GOVERNANCE OF THE COMPANY AND GENERAL INFORMATION Administration and management of the Company At December 31, 2025, the members of the Board of directors were: Personal information Position on the Board Board committees Year of birth Gender Nationality Number of offices held in listed companies (1) Independence Initial appointment Expiration of term of office Length of service on the Board Claude IMAUVEN Chairman of the Board 1957 M FR 0 Yes 2017 2026 8.5 years SISC * Nicolas MAES Chief Executive Officer and Director 1976 M FR 0 No 2023 2026 2 years n/a Philippe BRAIDY Director appointed on the proposal of the French State 1960 M FR 0 No 2020 2026 5 years CNC * Anne-Marie DESCÔTES Director appointed on the proposal of the French State 1959 F FR 0 No 2022 2026 3 years SISC Anne-Isabelle ETIENVRE Director appointed on the proposal of the French State 1976 F FR 0 No 2025 2028 0.5 year SISC David LECAVELIER Director representing employees 1978 M FR 0 No 2022 2026 3.5 years SISC CNC Anne-Sophie LE LAY Director 1971 F FR 0 Yes 2020 2026 5.5 years AEC Aurore NEUSCHWANDER Director appointed on the proposal of the French State 1981 F FR 0 No 2024 2028 1.5 years AEC Patrick PELATA Director 1955 M FR 1 Yes 2018 2026 7.5 years - Marie-Hélène SARTORIUS Director 1957 F FR 0 Yes 2017 2028 8.5 years AEC * CNC EoLOMC Julie SERRIER Director appointed on the proposal of the French State 1979 F FR 0 No 2025 2028 0.5 year EoLOMC * French State (Romain VALENTY) Director (2) 1983 M FR 1 No 2022 2026 3 years AEC SISC CNC EoLOMC Cyrille VINCENT Director representing employees 1966 M FR 0 No 2022 2026 3.5 years AEC EoLOMC (1) Number of offices held by the Director in listed companies outside his/her group, including foreign ones, assessed in accordance with the recommendations of the Afep-Medef Code (Article 20). (2) Appointed by decree of the Minister of the Economy, Finance and Industrial and Digital Sovereignty on October 18, 2022. * Committee Chairman. Legend: n/a: not applicable; AEC: audit and ethics committee; SISC: strategy, investments and sustainability committee; CNC: compensation and nominating committee; EoLOMC: end-of-lifecycle obligations monitoring committee. Note: none of the directors hold shares in the Company.

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