Manufacturing facilities in California

Map, counties and cities

Map of United States manufacturing facilities

Biggest counties

Los Angeles13,418 Orange5,510 San Diego4,213 Santa Clara3,800 Alameda3,206 San Bernardino2,720 Riverside2,120 Sonoma1,540

All 58 counties

Los Angeles 13,418 Orange 5,510 San Diego 4,213 Santa Clara 3,800 Alameda 3,206 San Bernardino 2,720 Riverside 2,120 Sonoma 1,540 Ventura 1,274 San Joaquin 1,202 Sacramento 1,138 Fresno 1,105 San Mateo 1,095 Napa 997 Contra Costa 959 Santa Barbara 867 San Luis Obispo 861 San Francisco 770 Kern 734 Stanislaus 715 Solano 532 Yolo 456 Tulare 436 Monterey 427 Placer 393 Santa Cruz 331 Butte 288 Merced 268 El Dorado 262 Marin 236 Shasta 230 Mendocino 197 Madera 176 Humboldt 173 Nevada 130 Kings 125 Amador 116 Imperial 112 San Benito 92 Sutter 89 Yuba 84 Colusa 80 Tehama 78 Glenn 71 Calaveras 58 Tuolumne 56 Lake 55 Siskiyou 36 Plumas 23 Mariposa 23 Trinity 18 Inyo 15 Del Norte 14 Lassen 13 Mono 9 Modoc 5 Sierra 5 Alpine 2

Biggest cities

Los Angeles2,615 San Diego1,844 San Jose1,400 Santa Ana812 Anaheim809 San Francisco793 Irvine745 Sacramento735 Fresno733 Santa Clara721 Fremont705 Ontario665

Federal labor statistics counted at least 44,839 manufacturing establishments in California in 2024, employing about 1,247,596 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 55,990.

Facilities in California1,400 FACILITIES

Facility	City	Industry	NAICS	Employees	Status
Advantest America, INC	San Jose	Computer and Electronic Product Manufacturing	334413	100–499	ACTIVE
Checkpoint Technologies LLC	San Jose	Computer and Electronic Product Manufacturing	334515	20–99	ACTIVE
Elcon Precision, LLC	San Jose	Computer and Electronic Product Manufacturing	334413	20–99	ACTIVE
Ensurge Micropower INC.	San Jose	Computer and Electronic Product Manufacturing	334413	20–99	ACTIVE
Gentec Manufacturing, INC.	San Jose	Fabricated Metal Product Manufacturing	332710	—	ACTIVE
Geometrics, INC.	San Jose	Computer and Electronic Product Manufacturing	334514	20–99	ACTIVE
Innovion LLC	San Jose	Computer and Electronic Product Manufacturing	334413	20–99	ACTIVE
Kuprion, INC.	San Jose	Primary Metal Manufacturing	331420	20–99	ACTIVE
Omega Ems	San Jose	Computer and Electronic Product Manufacturing	334416	100–499	ACTIVE
Outset Medical, INC.	San Jose	Computer and Electronic Product Manufacturing	334510	—	ACTIVE
Polycorp Us, LLC	San Jose	Plastics and Rubber Products Manufacturing	326291	20–99	ACTIVE
Procept Biorobotics Corporation	San Jose	Miscellaneous Manufacturing	339112	500+	ACTIVE
Quantumscape Battery, INC.	San Jose	Electrical Equipment, Appliance & Component Manufacturing	335910	100–499	ACTIVE
Shape Memory Medical INC	San Jose	Miscellaneous Manufacturing	339112	—	ACTIVE
Takara Bio Usa, INC.	San Jose	Chemical Manufacturing	325414	—	ACTIVE
Trackonomy Systems INC	San Jose	Computer and Electronic Product Manufacturing	334220	100–499	ACTIVE
Ttm Technologies North America LLC	San Jose	Computer and Electronic Product Manufacturing	334412	100–499	ACTIVE
Western Digital Technologies, INC.	San Jose	Computer and Electronic Product Manufacturing	334112	500+	ACTIVE
Xp Power LLC	San Jose	Electrical Equipment, Appliance & Component Manufacturing	335999	100–499	ACTIVE
Aci Alloys, INC	San Jose	Primary Metal Manufacturing	331492	—	ACTIVE
Altex Technologies Corporation	San Jose	Transportation Equipment Manufacturing	336390	—	ACTIVE
Ams-osram USA INC.	San Jose	Computer and Electronic Product Manufacturing	334413	—	ACTIVE
Ayar Labs INC	San Jose	Computer and Electronic Product Manufacturing	334111	100–499	ACTIVE
Babbitt Bearing CO. INC.	San Jose	Fabricated Metal Product Manufacturing	332710	—	ACTIVE
Bay Electronic Support Tronics, INC	San Jose	Computer and Electronic Product Manufacturing	334412	100–499	ACTIVE
Broncus Medical INC.	San Jose	Miscellaneous Manufacturing	339112	—	ACTIVE
B&z Manufacturing Company, INC.	San Jose	Fabricated Metal Product Manufacturing	332710	—	ACTIVE
Casco Machining, INC.	San Jose	Fabricated Metal Product Manufacturing	332710	—	ACTIVE
Cisco Systems INC	San Jose	Computer and Electronic Product Manufacturing	334118	—	ACTIVE
Concrete Ready Mix, INC	San Jose	Nonmetallic Mineral Product Manufacturing	327320	20–99	ACTIVE
Disco Hi-tec America, INC	San Jose	Machinery Manufacturing	333242	—	ACTIVE
Expedite Precision Works, INC.	San Jose	Fabricated Metal Product Manufacturing	332710	—	ACTIVE
Gamdan Optics, INC	San Jose	Computer and Electronic Product Manufacturing	334419	—	ACTIVE
Good Human LLC	San Jose	Miscellaneous Manufacturing	339999	—	ACTIVE
Gordon Biersch Brewing Company INC	San Jose	Food Manufacturing	311942	20–99	ACTIVE
Gorilla Circuits	San Jose	Computer and Electronic Product Manufacturing	334412	—	ACTIVE
Green Circuits, INC.	San Jose	Computer and Electronic Product Manufacturing	334418	—	ACTIVE
Group Manufacturing Services, INC.	San Jose	Fabricated Metal Product Manufacturing	332322	—	ACTIVE
H. P. Machine and Engineering, INC.	San Jose	Fabricated Metal Product Manufacturing	332710	—	ACTIVE
Infineon Technologies LLC	San Jose	Computer and Electronic Product Manufacturing	334413	—	ACTIVE
Javad Ems, INC.	San Jose	Computer and Electronic Product Manufacturing	334220	—	ACTIVE
Kaydek Machining, INC.	San Jose	Fabricated Metal Product Manufacturing	332710	—	ACTIVE
Kratos Microwave, INC.	San Jose	Computer and Electronic Product Manufacturing	334220	—	ACTIVE
L & B Laboratories INC	San Jose	Fabricated Metal Product Manufacturing	332117	—	ACTIVE
Lyten, INC.	San Jose	Chemical Manufacturing	325199	—	ACTIVE
Mac Cal CO	San Jose	Fabricated Metal Product Manufacturing	332322	—	ACTIVE
Mass Precision, INC.	San Jose	Fabricated Metal Product Manufacturing	332119	—	ACTIVE
Master Metal Products Company	San Jose	Fabricated Metal Product Manufacturing	332114	—	ACTIVE
Mckenzie Machining INC	San Jose	Fabricated Metal Product Manufacturing	332710	—	ACTIVE
Micross Hi Rel Power Solutions, INC.	San Jose	Computer and Electronic Product Manufacturing	334413	—	ACTIVE

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