Gilead Sciences headquarters details
- Street address
- 333 Lakeside Drive
- City
- Foster City
- State / region
- California
- ZIP / postal code
- 94404
- Country
- United States
- Phone
- +1 800 445 3235
- Founded
- 1987
- Website
- gilead.com
- Stock
- NASDAQ: GILD
Location map
Open in Google MapsAll Gilead Sciences office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Foster City HQ | California | United States | Headquarters |
Showing the headquarters of 75 recorded locations. See every location in GraphIQ →
About Gilead Sciences
Gilead Sciences (NASDAQ: GILD) is headquartered in Foster City, California, United States. Founded in 1987, the company has 75 recorded locations across 18+ countries and employs approximately 17,000 people worldwide.
Where is Gilead Sciences's main office?
Gilead Sciences's main headquarters office is located at 333 Lakeside Drive, Foster City, California 94404, United States. This is the company's primary corporate address.
Gilead Sciences regional offices
Beyond its headquarters in Foster City, Gilead Sciences has recorded locations in United States, Australia, Austria, Belgium, Canada, Czechia, Denmark, France and 10 other countries.
Gilead Sciences contact information
The main switchboard for Gilead Sciences headquarters can be reached at +1 800 445 3235. Official website: gilead.com.
What does Gilead Sciences do?
Gilead Sciences is a biopharmaceutical company that discovers, develops, manufactures and commercializes therapies for critical diseases.
Gilead Sciences competitors & similar companies
Frequently asked questions
Where is Gilead Sciences headquarters?
Gilead Sciences's headquarters is located at 333 Lakeside Drive, Foster City, California 94404, United States.
How many offices does Gilead Sciences have?
GraphIQ records 75 locations for Gilead Sciences across 18+ countries, as of October 2026.
What is Gilead Sciences's corporate address?
The corporate headquarters address is 333 Lakeside Drive, Foster City, California 94404, United States.
When was Gilead Sciences founded?
Gilead Sciences was founded in 1987 and employs approximately 17,000 people.
What is Gilead Sciences's phone number?
The main phone number for Gilead Sciences headquarters is +1 800 445 3235.
How many employees does Gilead Sciences have?
Gilead Sciences has approximately 17,000 employees (GraphIQ estimate, 2026).
Is Gilead Sciences a public company?
Yes. Gilead Sciences is publicly traded on NASDAQ under the ticker GILD.