Jens Renstrup

Alexion Pharmaceuticals, Inc. engages in the business of serving patients and families affected by rare diseases and devastating conditions through the discovery, development, and commercialization of life-changing medicines. The firm also focuses on the development of haematology, nephrology, neurology, metabolic disorders, cardiology, and ophthalmology. The company was founded by Joseph A. Madri, David W. Keiser, Stephen P. Squinto, and Leonard Bell in January 1992 and is headquartered in Boston, MA.

GlaxoSmithKline LLC engages in discovering, developing, and delivering medicines, vaccines, and other healthcare products. It offers prescription medicines that treat various diseases, including cancer, HIV/AIDS, depression, diabetes, high blood pressure, herpes, asthma, migraine, and heart diseases, as well as stomach and skin problems, infections, and flu. It also provides vaccines for children and adults; and over-the-counter products. The company was founded in 1929 and is headquartered in Philadelphia, PA.