Marie-Ange Debon is a graduate of HEC Paris (1986) and the Ecole Nationale d’Administration - ENA (1989).
She has held several managing positions in international groups. From 2008 to March 2020, she was Deputy Chief Executive Officer of SUEZ Group, where she successively led the international division (€4.6bn turnover in more than 50 countries) and the French division (€5.8bn turnover, 30 000 employees). She had initially joined SUEZ Group as General Secretary when it was listed on the stock exchange in 2008.
Between 1994 and 1998, she was Deputy CEO of France 3 – national television channel – after having spent four years as a Magistrate with the French Court of Auditors from 1990 to 1994. From 1998 to 2008, she held the position of Deputy Chief Financial Officer and then General Secretary of Thomson Group, now Technicolor.
Marie-Ange Debon is also an Administrator of listed companies and Vice-President of MEDEF International – the French Business Confederation. Furthermore, she is Administrator for a palliative care facility in Paris.
Since 24 August 2020, she is acting as Chairworman of the Keolis Group Executive Board.