Born in 1965, Marie-Ange Debon began her career in 1990 as a Magistrate at the French Court of Auditors (Cour des Comptes) where she spent four years, before joining public broadcaster France 3 in 1994 as Managing Director then SEVP for Resources. From 1998 to 2008, she held the positions of Deputy Chief Financial Officer and later Secretary General of Thomson Group, now Technicolor. In 2008, Marie-Ange Debon joined SUEZ Group as Secretary General when it was listed on the stock exchange. During her tenure of more than 10 years, as Deputy Chief Executive Officer she successively led the international division (revenue of €4.6 billion in over 50 countries) and then the French division (30,000 employees, €5.8 billion in revenue). Since August 2020, Marie-Ange Debon has served as Chairwoman of the Executive Board of the Keolis Group, a major player in public transport present in 13 countries (70,000 employees, €7.7 billion in revenue) where she supported its growth in France and abroad. Marie-Ange Debon has actively participated throughout her career in economic and institutional life through various terms of office as director within companies and professional bodies.