Mr. de Blignières started his career at the Banque Nationale de Paris where he first worked as Manager at the Direction of Organisation from 1979 to 1981, and then as Financial Analyst in the Financial Department in 1981. After he had worked for 6 years at the Banexi as Investment Manager (1981-1987), he joined Charterhouse Associates SA as partner (1987-1992) and was responsible for LBO/LBI and development capital.
He was also a Chief Executive at Mediale Investissement, responsible for the formation of Mediale Investissement, a joint-venture subsidiary of Charterhouse and Banexi (1990-1992).
He was appointed Chairman of AFIC (French Private Equity and Venture Capital Association) from 2005 to 2006.
He is Head of " Réseau-Entreprendre Paris ", an association that helps launching new companies.
He is Chairman of the board of BAC ( Business Angel des Cités) and member of the Orientation Committee of France-Investissement. From July 2004, he is a Knight of the National Order of the Legion of Honor.