# Gilead Sciences

antiviral biologic leader (HIV, hepatitis) that extended into cell therapy through its Kite Pharma division.


Source: https://en.bioecon.ru/companies/gilead-sciences/
Updated: 2026-07-29

- Country: United States

## Verifiable facts

| Fact | Value | Source |
| --- | --- | --- |
| Headquarters | Foster City, California, United States | https://www.sec.gov/Archives/edgar/data/882095/000088209526000006/gild-20251231.htm |
| Production site | Foster City, California; La Verne, California; El Segundo, California; Santa Monica, California; Frederick, Maryland; Cork, Ireland; Dublin, Ireland; Hoofddorp, Netherlands; Edmonton, Canada; Oceanside, California | https://www.sec.gov/Archives/edgar/data/882095/000088209526000006/gild-20251231.htm |
| Headcount | 17,000 employees as of 2025 | https://s29.q4cdn.com/585078350/files/doc_financials/2024/q2/V2/gild-q224-resource-book-8-august-2024.pdf, https://www.sec.gov/Archives/edgar/data/882095/000088209526000006/gild-20251231.htm |
| Certification | ISO 15001 (Cork facility); TRUE-certified to the Gold level (Foster City campus, Cork facility) [medium confidence] | https://www.gilead.com/responsibility/sustainability/sustainability-focus-areas |
| Capacity | Over 24,000 potential manufacturing capacity by 2026 (projected) [medium confidence] | https://s29.q4cdn.com/585078350/files/doc_financials/2024/q2/V2/gild-q224-resource-book-8-august-2024.pdf |

Independent sources: s29.q4cdn.com, sec.gov

## Technologies

- [Antibody-drug conjugates (ADCs)](https://en.bioecon.ru/technology/antibody-drug-conjugates-adcs/)
- [Biopharmaceuticals & biomedicines](https://en.bioecon.ru/technology/biopharmaceuticals-biomedicines/)