SANOFI-AVENTIS JOINS THE PARIS 2012 « CLUB DES ENTREPRISES » BACKING THE PARIS BID TO HOST THE 2012 OLYMPIC AND PARALYMPIC GAMES

Sanofi-aventis, The world’s third largest pharmaceutical group, is joining the Paris 2012 Corporate Club in support of the Paris candidature to host the 2012 Olympic and Paralympic Games. As of today, 20 major companies of international stature - Accenture, Accor, Airbus, Air France, Bouygues, Carrefour, Crédit Agricole, EDF, France Télécom, Gaz de France, Lafarge, Lagardère, LVMH, Publicis, RATP, Renault, sanofi-aventis, Sodexho, SUEZ and VediorBis – are committed to supporting the French bid, with the full strength of over three million employees in France and worldwide. Jean-François Dehecq, Chairman and Chief Executive Officer of sanofi-aventis, stated on this occasion: “I am delighted that the sanofi-aventis Group is supporting the Paris application to host the 2012 Olympic and Paralympic Games. The men and women of sanofi-aventis believe in the values which built the leading pharmaceutical group in Europe and third-largest group worldwide. I speak of Courage, Creativity, Respect, Solidarity, Boldness and Performance which naturally are part of the Olympic spirit. Success on a grand scale is out of our reach unless we all share a number of values”. « The fact that sanofi-aventis is joining the Club is a sign of enthusiasm in which the Club des Entreprises rejoices. It is a demonstration that the movement that we launched two years ago is dynamic and successful. We are now 20 major partners, more determined than ever to ensure that France wins ». Arnaud Lagardère, President of the Club des Entreprises Paris 2012 About sanofi-aventis Sanofi-aventis is the world’s third largest pharmaceutical company, ranking number one in Europe. Backed by a world-class R&D organization, sanofi-aventis is developing leading positions in seven major therapeutic areas: cardiovascular, thrombosis, oncology, metabolic disorders, central nervous system, internal medicine, and vaccines. Sanofi-aventis is listed in Paris (EURONEXT : SAN) and in New York (NYSE : SNY) About Paris 2012 Corporate Club Paris 2012 Corporate Club, created in May 2003, under the leadership of Arnaud Lagardère, now includes twenty of France’s most prestigious companies: Accenture, Accor, Airbus, Air France, Bouygues, Carrefour, Crédit Agricole, EDF, France Télécom, Gaz de France, Lafarge, Lagardère, LVMH, Publicis, RATP, Renault, Sanofi-aventis, Sodexho, SUEZ and VediorBis. The Club’s backing for the Paris bid is fundamental, with a financial contribution amounting to over 30 million euros. Its members also bring the support of their professional expertise and competence and a network of over 3 million employees in France and the world over.