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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.

Facilities309 FACILITIES

Listing 309 of 1,126: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityIndustryNAICSEmployeesStatus
Genentech INC Founders Research Center (mid Campus)South San FranciscoChemical Manufacturing325414— LIKELY ACTIVE
Georgia Pacific CorporationSouth San FranciscoPaper Manufacturing322211— LIKELY ACTIVE
Nikon Precision INCBelmontChemical Manufacturing325992100–499 LIKELY ACTIVE
Proterra INCBurlingameWood Product Manufacturing321991100–499 LIKELY ACTIVE
Romeo Packing COHalf Moon BayChemical Manufacturing32531120–99 LIKELY ACTIVE
Skydio HeadquartersRedwood CityTransportation Equipment Manufacturing336411500+ LIKELY ACTIVE
Advanced Medicine INCSouth San FranciscoChemical Manufacturing325412— UNVERIFIED
Alza CORP - Evra SiteRedwood CityChemical Manufacturing325412— UNVERIFIED
Applied Biosystems INCFoster CityMiscellaneous Manufacturing339112— UNVERIFIED
Applied Biosystems, LLCFoster CityChemical Manufacturing325199— UNVERIFIED
Bgm Ventures INC Dba Hy Tech PlatingSan CarlosFabricated Metal Product Manufacturing332813— UNVERIFIED
Bimbo Bakeries Usa/oroweatSouth San FranciscoFood Manufacturing311812— UNVERIFIED
Boston Scientific Structural HeartMenlo ParkMiscellaneous Manufacturing339112— UNVERIFIED
Catalytica Bay View, INC.East Palo AltoChemical Manufacturing325411— UNVERIFIED
Communications & Power IndustrSan CarlosComputer and Electronic Product Manufacturing334411— UNVERIFIED
Compound Focus INC Dba Biofocus Dp1South San FranciscoChemical Manufacturing325412— UNVERIFIED
Cycle Shack INCSouth San FranciscoTransportation Equipment Manufacturing336991— UNVERIFIED
Dupont KansaiSouth San FranciscoChemical Manufacturing325510— UNVERIFIED
Evalve IncorporatedMenlo ParkMiscellaneous Manufacturing339112— UNVERIFIED
Harbor Ready-mixRedwood CityNonmetallic Mineral Product Manufacturing327320— UNVERIFIED
Kibblewhite Precision Machining INC Dba Precision MachiningPacificaTransportation Equipment Manufacturing33639920–99 UNVERIFIED
Kob Auto INCMenlo ParkPrimary Metal Manufacturing331419— UNVERIFIED
L-3 Communications Electron Devices DivisionSan CarlosComputer and Electronic Product Manufacturing334419— UNVERIFIED
Lithotype CompanySouth San FranciscoPrinting and Related Support Activities323110— UNVERIFIED
Pacific Biosciences of California INCMenlo ParkComputer and Electronic Product Manufacturing334516— UNVERIFIED
Peninsula Chemical CompanySan MateoChemical Manufacturing325180— UNVERIFIED
Peninsula Road MaterialsRedwood CityPetroleum and Coal Products Manufacturing324121— UNVERIFIED
Peterson Products, INCBelmontPlastics and Rubber Products Manufacturing326121— UNVERIFIED
Romic Environmental Technologies CORPPalo AltoChemical Manufacturing325998— UNVERIFIED
Silicon Valley Clean WaterRedwood CityChemical Manufacturing325188— UNVERIFIED
Simpson Coatings Group INCSouth San FranciscoChemical Manufacturing325510— UNVERIFIED
Star Fish INC.Daly CityPrinting and Related Support Activities32311320–99 UNVERIFIED
Te ConectivityMenlo ParkComputer and Electronic Product Manufacturing334419— UNVERIFIED
Tyco Electronics CorporationMenlo ParkChemical Manufacturing325991— UNVERIFIED
Warren's Waller Press INCSouth San FranciscoPrinting and Related Support Activities323111— UNVERIFIED
48130021-see Corporate - Burlingame SparksBurlingameFurniture and Related Product Manufacturing33721520–99 LIKELY ACTIVE
Access Systems & Solutions IncSouth San FranciscoFabricated Metal Product Manufacturing33232320–99 LIKELY ACTIVE
Begovic Industries, INC.San CarlosFabricated Metal Product Manufacturing332710— LIKELY ACTIVE
Branch 211Redwood CityPetroleum and Coal Products Manufacturing32412120–99 LIKELY ACTIVE
California, Menlo Park 4085 Campbell Avenue STE 200Menlo ParkMiscellaneous Manufacturing33911220–99 LIKELY ACTIVE
ChemelexRedwood CityElectrical Equipment, Appliance & Component Manufacturing335931100–499 LIKELY ACTIVE
DswSan CarlosElectrical Equipment, Appliance & Component Manufacturing335311100–499 LIKELY ACTIVE
Geron Corporation - CAFoster CityChemical Manufacturing32541220–99 LIKELY ACTIVE
Joby Aviation San CarlosSan CarlosTransportation Equipment Manufacturing336411100–499 LIKELY ACTIVE
Kidneymetrix INC.Menlo ParkChemical Manufacturing325413— LIKELY ACTIVE
Marble City Companysan Carlos, CANonmetallic Mineral Product Manufacturing32799120–99 LIKELY ACTIVE
New England Lobster CompanyBurlingameFood Manufacturing31199120–99 LIKELY ACTIVE
Presidio Medical, INCSan MateoComputer and Electronic Product Manufacturing334510— LIKELY ACTIVE
Raison D'Etre BakerySouthFood Manufacturing31182120–99 LIKELY ACTIVE
Redwood City, CARedwood CityComputer and Electronic Product Manufacturing33451620–99 LIKELY ACTIVE

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