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Manufacturing in San Mateo County, California

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Federal labor statistics counted at least 636 manufacturing establishments in San Mateo County in 2024, employing about 20,360 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 1,095.

Facilities1,095 FACILITIES

FacilityCityIndustryNAICSEmployeesStatus
Baychem, INCMenlo ParkChemical Manufacturing325180— ACTIVE
Bear Robotics, INCRedwood CityMachinery Manufacturing333998— ACTIVE
Bluechip Systems LLCSan MateoComputer and Electronic Product Manufacturing334111— ACTIVE
Brelyon INC.San MateoComputer and Electronic Product Manufacturing334118— ACTIVE
Bulwark Dynamics, INC.Menlo ParkTransportation Equipment Manufacturing336611— ACTIVE
Carbon Critical INC.San MateoElectrical Equipment, Appliance & Component Manufacturing335991— ACTIVE
Cath Lab Solutions LLCRedwood CityMiscellaneous Manufacturing339113— ACTIVE
Cellanome, INC.Foster CityComputer and Electronic Product Manufacturing334516— ACTIVE
Ceres Robotics, INC.MontaraTransportation Equipment Manufacturing336414— ACTIVE
Clara Foods CompanyDaly CityFood Manufacturing311999— ACTIVE
Coherus Oncology, INC.Redwood CityChemical Manufacturing325412— ACTIVE
Compactcath INC.Redwood CityMiscellaneous Manufacturing339113— ACTIVE
Concepts & Methods Co., INC.San CarlosMachinery Manufacturing333994— ACTIVE
Cytesi INCMenlo ParkComputer and Electronic Product Manufacturing334516— ACTIVE
Cytokinetics, IncorporatedSouth San FranciscoChemical Manufacturing325412— ACTIVE
DavtronRedwood CityComputer and Electronic Product Manufacturing334419— ACTIVE
ElectrepSan CarlosElectrical Equipment, Appliance & Component Manufacturing335921— ACTIVE
Electricfish Energy INCSan CarlosElectrical Equipment, Appliance & Component Manufacturing335999— ACTIVE
Elroy Air, INCSouth San FranciscoTransportation Equipment Manufacturing336411— ACTIVE
Femtosense, INC.San BrunoComputer and Electronic Product Manufacturing334111— ACTIVE
Fiber Network Engineering Company, INC.Half Moon BayComputer and Electronic Product Manufacturing334290— ACTIVE
Fine Science Tools (usa) INC.Foster CityMiscellaneous Manufacturing339112— ACTIVE
Flux Photonics, INCPacificaComputer and Electronic Product Manufacturing334413— ACTIVE
Fortasa Memory Systems INCSan MateoComputer and Electronic Product Manufacturing334112— ACTIVE
Geller International, INC.BurlingameFood Manufacturing311412— ACTIVE
Geron CORPFoster CityChemical Manufacturing325412— ACTIVE
Gilead Sciences INCFoster CityChemical Manufacturing325412— ACTIVE
Gmw AssociatesSan CarlosComputer and Electronic Product Manufacturing334513— ACTIVE
Graphstream INCBelmontComputer and Electronic Product Manufacturing334111— ACTIVE
Gretchen International INC.South San FranciscoMachinery Manufacturing333991— ACTIVE
Hanger Prosthetics & Orthotics West, INC.San MateoMiscellaneous Manufacturing339113— ACTIVE
Helpfully Inclined LLCDaly CityComputer and Electronic Product Manufacturing334220— ACTIVE
Hospi CorporationSan MateoMiscellaneous Manufacturing339112— ACTIVE
Integrated Surface Technologies, INC.Menlo ParkMachinery Manufacturing333242— ACTIVE
La Canada Ventures INCSan MateoChemical Manufacturing325411— ACTIVE
Lamdagen CorporationSan MateoChemical Manufacturing325413— ACTIVE
Leolabs INCMenlo ParkComputer and Electronic Product Manufacturing334511— ACTIVE
Marwell Bio INCSouth San FranciscoChemical Manufacturing325414— ACTIVE
Matrix Industries INCMenlo ParkComputer and Electronic Product Manufacturing334413— ACTIVE
Metal Fusion, INC.Redwood CityFabricated Metal Product Manufacturing332710— ACTIVE
Nanotemper Technologies INC.South San FranciscoComputer and Electronic Product Manufacturing334516— ACTIVE
Neuron Dynamics INC.Portola ValleyElectrical Equipment, Appliance & Component Manufacturing335999— ACTIVE
Neursantys, INC.Menlo ParkComputer and Electronic Product Manufacturing334510— ACTIVE
Orca Biosystems, INCMenlo ParkChemical Manufacturing325414— ACTIVE
Oryn Therapeutics, INC.Redwood CityChemical Manufacturing325412— ACTIVE
Pacific Biosciences of California, INCMenlo ParkComputer and Electronic Product Manufacturing334516— ACTIVE
Peninsula Battery, INC.South San FranciscoElectrical Equipment, Appliance & Component Manufacturing335910— ACTIVE
Peninsula Components, INC.San CarlosFabricated Metal Product Manufacturing332722— ACTIVE
Portexa, LLCSan CarlosComputer and Electronic Product Manufacturing334111— ACTIVE
Poseidon Tech CorporationFoster CityTransportation Equipment Manufacturing336411— ACTIVE

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