William G. Turnell

Acambis Plc develops biopharmaceutical products and vaccines. It offers ACAM2000, a smallpox vaccine for emergency-use stockpiling; and ChimeriVax-JE, a single-dose Japanese encephalitis vaccine for endemic markets and travelers. Its products in pipeline include ChimeriVax-JE, ChimeriVax-West Nile, and ChimeriVax-Dengue. The company was founded in 1992 and is headquartered in Cambridge, UK.

MediVas LLC manufactured and developed drugs and biologics therapeutic devices. It provided a platform of biocompatible and biodegradable synthetic polymers for medicinal injection or implantation as drug delivery or tissue regeneration materials. The company was founded by Kenneth W. Carpenter and Paul S. Teirstein in 1998 and was headquartered in La Jolla, CA.