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Manufacturing facilities in California

The register lists 57,831 facilities in California. According to the Bureau of Labor Statistics, 44,127 establishments were counted in California in 2025. Beverage and Tobacco Product Manufacturing accounts for 6,045 facilities in California.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, counties and cities
Map of United States manufacturing facilities

Biggest counties

Los Angeles13,986Orange5,752San Diego4,429Santa Clara3,930Alameda3,282San Bernardino2,839Riverside2,265Sonoma1,578
All 58 counties

Biggest cities

Federal labor statistics counted at least 44,127 manufacturing establishments in California in 2025, employing about 1,215,886 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 57,831.

Facilities in California495 FACILITIES

Listing 495 of 1,455: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityIndustryNAICSEmployeesStatus
Lumentum 1751 Fox DriveSan JoseComputer and Electronic Product Manufacturing33441320–99 LIKELY ACTIVE
Lumentum 2911 ZankerSan JoseComputer and Electronic Product Manufacturing33441320–99 LIKELY ACTIVE
Microchip Technology Inc. San Jose Fortune Dr 1931San JoseComputer and Electronic Product Manufacturing33441320–99 LIKELY ACTIVE
Microsemi CORP. - Analog Mixed Signal GroupSan JoseComputer and Electronic Product Manufacturing334413— LIKELY ACTIVE
Miltenyi Biotec San JoseSan JoseChemical Manufacturing325414100–499 LIKELY ACTIVE
Mzdiag INCSan JoseComputer and Electronic Product Manufacturing334516— REPORTED CLOSED
Ngms-k705San JoseComputer and Electronic Product Manufacturing33451120–99 LIKELY ACTIVE
North America Region San JoseSan JoseMachinery Manufacturing33324220–99 LIKELY ACTIVE
NXP USA, Inc HolgerSan JoseComputer and Electronic Product Manufacturing334413100–499 LIKELY ACTIVE
NXP USA, INC Rose OrchardSan JoseComputer and Electronic Product Manufacturing33441320–99 LIKELY ACTIVE
PlumeriaSan JoseComputer and Electronic Product Manufacturing33441320–99 LIKELY ACTIVE
Qorvo - San Jose 2, CASan JoseComputer and Electronic Product Manufacturing33441320–99 LIKELY ACTIVE
Quanta Cloud Technology USA LLCSan JoseComputer and Electronic Product Manufacturing334111— LIKELY ACTIVE
QuantumScape Battery, Inc. SJ5San JoseElectrical Equipment, Appliance & Component Manufacturing33591120–99 LIKELY ACTIVE
Raytheon Applied Signal Technology, INC.San JoseComputer and Electronic Product Manufacturing334511— LIKELY ACTIVE
Ridder ParkSan JoseComputer and Electronic Product Manufacturing334413500+ LIKELY ACTIVE
Sandman Inc.San JoseNonmetallic Mineral Product Manufacturing327320100–499 LIKELY ACTIVE
San JoseSan JoseComputer and Electronic Product Manufacturing334413100–499 LIKELY ACTIVE
San Jose 01San JoseMiscellaneous Manufacturing3399991–19 LIKELY ACTIVE
San Jose 02San JoseMiscellaneous Manufacturing3399991–19 LIKELY ACTIVE
San Jose BranchSan JoseMachinery Manufacturing33399520–99 LIKELY ACTIVE
San Jose Manufacturing Facility - KNASan JoseFood Manufacturing311412100–499 LIKELY ACTIVE
San Jose OfficeSan JoseComputer and Electronic Product Manufacturing334610100–499 LIKELY ACTIVE
San Jose SiteSan JoseChemical Manufacturing32541220–99 LIKELY ACTIVE
Sass Industries INCSan JoseFabricated Metal Product Manufacturing332322— LIKELY ACTIVE
SJ EligiusSan JoseFabricated Metal Product Manufacturing33231220–99 LIKELY ACTIVE
Sony Biotechnology INC.San JoseComputer and Electronic Product Manufacturing334516— LIKELY ACTIVE
SwiftPOD LLCSan JosePrinting and Related Support Activities323111100–499 LIKELY ACTIVE
US355 CA San JoseSan JoseMiscellaneous Manufacturing339112100–499 LIKELY ACTIVE
Varian San JoseSan JoseComputer and Electronic Product Manufacturing33451720–99 LIKELY ACTIVE
Veeco Instruments San JoseSan JoseMachinery Manufacturing333242100–499 LIKELY ACTIVE
Veolia WTS Services USA, Inc - San Jose Service CenterSan JoseMachinery Manufacturing33331820–99 LIKELY ACTIVE
View Operations LLCSan JoseComputer and Electronic Product Manufacturing33441320–99 LIKELY ACTIVE
Watlow Great OaksSan JoseElectrical Equipment, Appliance & Component Manufacturing33599920–99 LIKELY ACTIVE
Watlow Via Del OroSan JoseElectrical Equipment, Appliance & Component Manufacturing335999100–499 LIKELY ACTIVE
ZOLL Services - San JoseSan JoseChemical Manufacturing3254121–19 LIKELY ACTIVE
Zspace, INC.San JoseComputer and Electronic Product Manufacturing334118— LIKELY ACTIVE
Max Precision Machine, INCSan JoseFabricated Metal Product Manufacturing332710— LIKELY ACTIVE
Wellsim Biomedical Technologies INCSan JoseChemical Manufacturing325414— LIKELY ACTIVE
927 Alehouse LLCSan JoseBeverage and Tobacco Product Manufacturing3121201–19 UNVERIFIED
Acm Grinding INCSan JoseMachinery Manufacturing333517— UNVERIFIED
Advanced Tek MachiningSan JoseFabricated Metal Product Manufacturing3327101–19 UNVERIFIED
AirtronicsSan JoseFabricated Metal Product Manufacturing332812— UNVERIFIED
A & J Precision Sheet MetalSan JoseFabricated Metal Product Manufacturing332313— UNVERIFIED
ARC Brewing, LLCSan JoseBeverage and Tobacco Product Manufacturing3121201–19 UNVERIFIED
Ardent Systems INCSan JoseComputer and Electronic Product Manufacturing334412— UNVERIFIED
Atech Manufacturing SolutionsSan JoseFabricated Metal Product Manufacturing332710— UNVERIFIED
C L Hann IndSan JoseFabricated Metal Product Manufacturing3321171–19 UNVERIFIED
Complete GenomicsSan JoseChemical Manufacturing325414— UNVERIFIED
CTT Inc.San JoseElectrical Equipment, Appliance & Component Manufacturing33599920–99 UNVERIFIED

Search all 57,831 California facilities