Séché Environnement SA at its General Meeting held on April 28, 2023, approved the appointments of Mr. Guillaume Cadiou and Ms. Anne-Brigitte Spitzbarth and Ms. Nathalie Tarnaud Laude as Independent Directors. As a result of the adoption of the Middlenext Governance Code, the Board of Directors decided on the creation of a CSR Committee. Following the appointment of the new Directors decided at General Meeting, the Board of Directors has appointed new members to the Audit Committee, the Strategic Committee and the Compensation and Nominating Committee.

Audit Committee: Chairman: Mr. Guillaume Cadiou, Independent Director. Members: Ms. Nathalie Tarnaud Laude, Independent Director, Mr. Philippe Valletoux, Independent Director. CSR Committee: Chairman: Ms. Anne-Brigitte Spitzbarth, Independent Director.

Members: Ms. Nathalie Tarnaud Laude, Independent Director, Messrs. Philippe Guérin, Director representing employees and Philippe Valletoux, Independent Director. Strategy Committee: Chairman: Mr. Maxime Séché, Director and Chief Executive Officer.

Member: Mr. Guillaume Cadiou, Independent Director. Compensation and Nominating Committee: Chairman: Mr. Philippe Valletoux, Independent Director. Members: Mr. Guillaume Cadiou, Independent Director, Ms. Nathalie Tarnaud Laude, Independent Director.