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Manufacturing in Alameda County, California

The register lists 3,282 facilities in Alameda, California. According to the Bureau of Labor Statistics, 2,034 establishments were counted in Alameda in 2025. Transportation Equipment Manufacturing in Alameda had an annual payroll of about $2.4 billion.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Federal labor statistics counted at least 2,034 manufacturing establishments in Alameda County in 2025, employing about 85,965 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 3,282.

Facilities1,052 FACILITIES

Listing 1,052 of 3,282: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityIndustryNAICSEmployeesStatus
Horspool & Romine Mfg CO INCOaklandFabricated Metal Product Manufacturing3327101–19 LIKELY ACTIVE
Metro Poly Corp.San LeandroPlastics and Rubber Products Manufacturing32611220–99 LIKELY ACTIVE
Meyer Sound Laboratories, IncBerkeleyComputer and Electronic Product Manufacturing334310100–499 LIKELY ACTIVE
Miscellaneous Architectural and Structural Metals, INCUnion CityFabricated Metal Product Manufacturing33231220–99 LIKELY ACTIVE
Mission Valley Rock COSunolPetroleum and Coal Products Manufacturing324121— LIKELY ACTIVE
Nationwide Boiler INCFremontFabricated Metal Product Manufacturing33241020–99 LIKELY ACTIVE
Pressure Cast Products CorporationOaklandPrimary Metal Manufacturing3315211–19 LIKELY ACTIVE
Protech Materials INC.HaywardFabricated Metal Product Manufacturing332313— LIKELY ACTIVE
R Torre & COSan LeandroFood Manufacturing311930100–499 LIKELY ACTIVE
Sew Eurodrive INCHaywardMachinery Manufacturing33361120–99 LIKELY ACTIVE
Sf Tube, INCHaywardFabricated Metal Product Manufacturing33299620–99 LIKELY ACTIVE
Spices & BlendsUnion CityFood Manufacturing311423— LIKELY ACTIVE
Telirite Technical Services, INC.FremontComputer and Electronic Product Manufacturing334412— LIKELY ACTIVE
Tesla, INC.FremontPrimary Metal Manufacturing331110— LIKELY ACTIVE
The Adhesive Products, INC.AlbanyPrinting and Related Support Activities32311120–99 LIKELY ACTIVE
Vactronix Scientific, LLCFremontMiscellaneous Manufacturing339112— LIKELY ACTIVE
Chemical Compounding CompanyOaklandChemical Manufacturing325611— LIKELY ACTIVE
Kellys Concrete & Bldg MaterialFremontNonmetallic Mineral Product Manufacturing32732020–99 LIKELY ACTIVE
Oldcastle Precast (pleasanton)PleasantonNonmetallic Mineral Product Manufacturing327332— LIKELY ACTIVE
Read-rite CorporationFremontMachinery Manufacturing333242— LIKELY ACTIVE
Rohm and Haas - Hayward PlantHaywardChemical Manufacturing325211— LIKELY ACTIVE
Transene Company OaklandOaklandChemical Manufacturing325180— LIKELY ACTIVE
United Mechanical & Metal Fabricators INC Dba UmecUnion CityMachinery Manufacturing33341520–99 LIKELY ACTIVE
US Coast Guard Integrated Support CommandAlamedaTransportation Equipment Manufacturing336611— LIKELY ACTIVE
San Leandro MilkSan LeandroFood Manufacturing311511— UNVERIFIED
Agribag, INC.OaklandTextile Product Mills31491020–99 LIKELY ACTIVE
Alpha Precision Cnc, LLCFremontFabricated Metal Product Manufacturing332710— LIKELY ACTIVE
American Poly-foam Co., INC.HaywardPlastics and Rubber Products Manufacturing32614020–99 LIKELY ACTIVE
Ariat International, INC.San LeandroLeather and Allied Product Manufacturing316210500+ LIKELY ACTIVE
Averto Medical INCFremontMiscellaneous Manufacturing339112— LIKELY ACTIVE
Avs Consultants LLCLivermoreMachinery Manufacturing333994— LIKELY ACTIVE
Brechtel Manufacturing, INCHaywardComputer and Electronic Product Manufacturing334516— LIKELY ACTIVE
Bugworks Research INCFremontChemical Manufacturing325412— LIKELY ACTIVE
Cellpoint Systems, INCFremontFabricated Metal Product Manufacturing332322— LIKELY ACTIVE
Douglas Electronics, INC.San LeandroComputer and Electronic Product Manufacturing334412— LIKELY ACTIVE
Duniway Stockroom CorporationFremontMiscellaneous Manufacturing339113— LIKELY ACTIVE
Fisica Applied Technologies, INC.San LeandroComputer and Electronic Product Manufacturing334517100–499 REPORTED CLOSED
Grail Procurement Services L.l.cAlamedaComputer and Electronic Product Manufacturing334111— REPORTED CLOSED
Grand Copy LLCOaklandPrinting and Related Support Activities323111— LIKELY ACTIVE
Greystone Data Solutions INC.FremontComputer and Electronic Product Manufacturing334111— LIKELY ACTIVE
Hodo INCOaklandFood Manufacturing3119911–19 LIKELY ACTIVE
Ichor Systems INCFremontComputer and Electronic Product Manufacturing334513— LIKELY ACTIVE
Jackson CellarsLivermoreBeverage and Tobacco Product Manufacturing3121301–19 LIKELY ACTIVE
Justipher, INCOaklandMiscellaneous Manufacturing3399501–19 LIKELY ACTIVE
Kensington Laboratories, LLCDublinComputer and Electronic Product Manufacturing3344181–19 LIKELY ACTIVE
Lamamed Solutions INCHaywardMiscellaneous Manufacturing3391121–19 LIKELY ACTIVE
Neptec Os, INC.FremontElectrical Equipment, Appliance & Component Manufacturing335921— LIKELY ACTIVE
Nidec Genmark AutomationFremontMachinery Manufacturing333242100–499 LIKELY ACTIVE
Nuprodx INCLivermoreMachinery Manufacturing33351720–99 LIKELY ACTIVE
Powernap Energy, INC.EmeryvilleElectrical Equipment, Appliance & Component Manufacturing335910— LIKELY ACTIVE

Search all 57,833 California facilities