Francois-Xavier Duhalde

Part of Sanofi, Aventis Pharma Holdings Ltd. functions as an investment holding British company. The company is based in Guildford, UK. Aventis Pharma Holdings was founded in 1999.

Part of Sanofi, RPR (US) Ltd. functions as an investment holding British company. The company is based in Guildford, UK.

Acambis Research Ltd. was founded in 1992 and engages in research and experimental development on natural sciences and engineering. The joint venture company is based in Reading, UK.

Part of Sanofi, Aventis Pharma Ltd. is a British company that engages in the wholesale of pharmaceutical goods. The company is based in Reading, UK. Aventis Pharma was founded in 1980.

Rhone-Poulenc Rorer Ltd. engages in the research, production and distribution of pharmaceutical products. The company is headquartered in Guildford, the United Kingdom.

Fisons Ltd. manufactures pharmaceutical preparations. The company is headquartered in Guildford, the United Kingdom.

May & Baker Ltd. manufactures pharmaceutical products. The company is headquartered in Guildford, GB.

Founded in 1994, Hoechst Marion Roussel Ltd. (United Kingdom) is a British pharmaceutical company that manufactures pharmaceutical products. Part of Sanofi, the company is based in Guildford, UK.

Part of Sanofi, Sanofi-Synthélabo Ltd. is a pharmaceutical company based in Reading, UK. The British company was founded in 1990 and specializes in manufacturing and distributing solid-dose and pharmaceutical products.

Part of Sanofi, Genzyme Ltd. is a healthcare organization based in Haverhill, UK. Genzyme Ltd. is involved in research and development, transforming scientific innovation into healthcare solutions for people nationwide and across the globe. The British company witnesses the miracles of science when hard work results in new, cutting-edge medicines, services, and devices. Founded in 1981, the company works with the NHS and the pharmaceutical industry to deliver patient-centered initiatives, including joint working projects.