Manufacturing in San Mateo County, California
The register lists 1,126 facilities in San Mateo, California. The Bureau of Labor Statistics counted 635 establishments in San Mateo in 2025. Chemical Manufacturing is an industry with 267 facilities listed in the register.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and benchmark
Biggest cities
Federal labor statistics counted at least 635 manufacturing establishments in San Mateo County in 2025, employing about 20,476 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 1,126.
Facilities16 FACILITIES
Listing 16 of 32: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| American Precision Gear Company | Foster City | Fabricated Metal Product Manufacturing | 332999 | 20–99 | ACTIVE |
| Gilead Sciences INC | Foster City | Chemical Manufacturing | 325412 | — | ACTIVE |
| Applikon Biotechnology, INC. | Foster City | Computer and Electronic Product Manufacturing | 334516 | — | ACTIVE |
| Asegua Therapeutics LLC | Foster City | Chemical Manufacturing | 325412 | — | ACTIVE |
| Bay Area Graphics LLC | Foster City | Printing and Related Support Activities | 323111 | — | ACTIVE |
| Cellanome, INC. | Foster City | Computer and Electronic Product Manufacturing | 334516 | — | ACTIVE |
| Fine Science Tools (usa) INC. | Foster City | Miscellaneous Manufacturing | 339112 | — | ACTIVE |
| Geron CORP | Foster City | Chemical Manufacturing | 325412 | — | ACTIVE |
| Poseidon Tech Corporation | Foster City | Transportation Equipment Manufacturing | 336411 | — | ACTIVE |
| Swissto12, INC. | Foster City | Computer and Electronic Product Manufacturing | 334220 | — | ACTIVE |
| Wisbiomed LLC | Foster City | Computer and Electronic Product Manufacturing | 334516 | — | ACTIVE |
| Motiv Power Systems, INC. | Foster City | Transportation Equipment Manufacturing | 336390 | 20–99 | LIKELY ACTIVE |
| Applied Biosystems INC | Foster City | Miscellaneous Manufacturing | 339112 | — | UNVERIFIED |
| Applied Biosystems, LLC | Foster City | Chemical Manufacturing | 325199 | — | UNVERIFIED |
| Geron Corporation - CA | Foster City | Chemical Manufacturing | 325412 | 20–99 | LIKELY ACTIVE |
| Exabeam | Foster City | Computer and Electronic Product Manufacturing | 334610 | — | UNVERIFIED |
