Attended the Institute for Political Studies, 1984. Science reporter, then assistant editor of Interavia Space Markets, a Jane's Information Group trade publication, 1985-91. Joined Euroconsult in 1992. Currently a senior associate consultant, particularly in charge of the due diligence assessments, which Stéphane performs on satellite projects for or in relation with the financial community. Until 2002, also served as editor and principal author of Euroconsult's World Space Market Survey multi-client report series (annual), for which he developed a large part of the forecasting methodology and continues to perform in-depth research on all satellite communication markets, with special emphasis on Asia (including substantially all client research and studies performed on the Indonesian market), Africa and the Middle East. In 2014 Stéphane produced Euroconsult's comprehensive report on Military Satellite Communications, based on over nine months of dedicated research. Taught history and business administration, as applied to the space and satellite service markets, at France's Conservatoire National des Arts et Métiers and at similar institutions in France, South Korea and Senegal. Advisor to GVF, the international trade association representing the satellite communications industry.