Foster City, United States: innovation profile

Foster City is number 276 in the 311 Innovation Cities Index, with an innovation score of 18. It is home to 1 R&D lab, 3 startups, 5 investors and 2 of the world's largest companies in the 311 Institute directories.

Part of the 311 Innovation Cities Index (311institute.com). Last updated 7 October 2026.

Largest companies

• Gilead Sciences (#269)
• Quinstreet, Inc. (#3000)

Startups

• Adela
• Cellanome
• TBG Acquisitions

Investors

• American Infrastructure
• Bertram Capital
• Geodesic Investments
• Illumina Ventures
• Scale Venture Partners

R&D labs

Gilead.