Board members
Gregoire Sentilhes
Grégoire Sentilhes
Chairman and CEO
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Grégoire Sentilhes was Chief Executive Officer of Screaming Media, a company that provides syndicated value-added content. The company was introduced on the NASDAQ market in 2000 and recently merged with CBS Market Watch. Prior to this, he was based in New York as marketing Vice President for the world in the e-commerce division of the German group Bertelsmann. Before that, he was co-founder and CEO of the online division of the Lagardère group in Paris from 1993 to 1996. He is a successful investor in unlisted businesses in France, Spain, the US, and China: four of his fifteen investments have been listed on the stock market. A former student at ISG Business School, he studied at Université Paris-Dauphine. He was a member of the France III sailing team, the French challenger for the America’s Cup. He is a member of the steering committee of the government-backed initiative France Investissement, and co-founder and Chairman of the nonprofit organization Les Journées de l'Entrepreneur. In 2010, he became Chairman of the G20 Young Entrepreneur Summit (G20 YES).

Investments followed
Jean-David Haas
Chief ExecuOfficer

Jean-David Haas was previously a high-yield credit analyst at Crédit Industriel et Commercial (CIC), and an investment banking analyst at Merrill Lynch in New York. He was also financial controller at Netvalue, a company specialized in audience measurement on the Internet (now a member of the VNU - Nielsen NetRatings group), where he negotiated two financing rounds of $1 million and $13 million prior to floating the company on the Paris Nouveau Marché (funds raised: $50 million). Jean-David Haas is a former student of EMLYON Business School. He co-founded NextStage AM in 2002 with Grégoire Sentilhes.

Investments followed
Fathi Jerfel
Deputy CEO of Amundi

Fathi Jerfel was a member of the General Management Committee of Crédit Agricole Asset Management Group from January 2008, in charge of specialized strategies. He was also Chief Executive Officer of CASAM from September 2005 and a member of the Executive Committee of Crédit Agricole Asset Management (CAAM) from March 2003. He joined CAAM in 1996, and was head of structured and convertible strategies and quantitative research from 2002.

He began his career at Crédit Lyonnais, where he held positions in financial engineering from 1992 to 1996, fixed-income management from 1990 to 1992, and options and futures trading from 1986 to 1989.

Fathi Jerfel is a graduate of Ecole Polytechnique and IFP School. He holds a French DEA degree in Economics and Oil Management from Université de Dijon.

Xavier Ellie

Xavier Ellie is an economist by training who started with the Hersant group in 1970. He was general manager of the Figaro newspaper (1980-1983), then chairman of the Management Board (1983-1987). He was then Chairman of the Supervisory Board of the newspaper Dauphiné Libéré (1987-1989). He served as Chairman of Delaroche SA, the holding company for the Le Progrès group from 1987 to 2000, and he was CEO of Le Progrès Lyon from 1989 to 2000.


Xavier Ellie was also Chairman of the Parisian press union (SPP) from 2000 to January 2005, and the French national press federation from 2002 to December 2004. In 2006, he took over the newspaper Lyon Capitale.

Philippe Dhamelincourt 2
Philippe Dhamelincourt
Chairman of Matignon Investissement & Gestion

A graduate of ESCP Business School and a qualified accountant, Philippe Dhamelincourt has been active in the French private equity sector for close to 40 years.

After several years with Arthur Andersen, he joined Société d'Investissements Métropolitains et Outre-Mer (SIMER), where he became Chief Financial Officer responsible for French, African and Asian business. In 1978 he joined Banque Worms, where he soon became Chief Executive Officer of Acmer, the holding company for the bank’s portfolio, then Director responsible for Investment Banking.

He is the co-founder and Chairman of Matignon Investissement & Gestion.