Gilead Sciences, Inc. is a research-based biopharmaceutical company that discovers, develops and commercializes innovative medicines in areas of unmet medical need. We strive to transform and simplify care for people with life-threatening illnesses around the world. Gilead's portfolio of products and pipeline of investigational drugs includes treatments for HIV/AIDS, liver diseases, cancer, inflammatory and respiratory diseases, and cardiovascular conditions.
 

Our portfolio of marketed products includes a number of category firsts, including complete treatment regimens for HIV infection available in a once-daily single pill and the first oral antiretroviral pill available to reduce the risk of acquiring HIV infection in certain high-risk adults.
 

Strength Through Partnership

Collaborations of all kinds – with partners in science, academia, business and local communities – are central to our work.  Partnerships enhance our ability to develop innovative medicines and deliver them to people as efficiently as possible. 
 

Growing Worldwide Reach

Gilead was founded in 1987 in Foster City, California. Since then, we have grown to become one of the world’s largest biopharmaceutical companies, with more than 7,000 employees across six continents.