Advancing Therapeutics,
Improving Lives

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 and inflammation, and serious respiratory 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. In just over 25 years, we have grown to become one of the world’s largest biopharmaceutical companies, with approximately 7,000 employees across five continents.

At Gilead we are inspired by the opportunity to address unmet medical needs for patients living with life-threatening diseases around the world.