Manufacturing facilities in California
Map, counties and cities
Biggest counties
Los Angeles13,418Orange5,510San Diego4,213Santa Clara3,800Alameda3,206San Bernardino2,720Riverside2,120Sonoma1,540All 58 counties
Los Angeles 13,418Orange 5,510San Diego 4,213Santa Clara 3,800Alameda 3,206San Bernardino 2,720Riverside 2,120Sonoma 1,540Ventura 1,274San Joaquin 1,202Sacramento 1,138Fresno 1,105San Mateo 1,095Napa 997Contra Costa 959Santa Barbara 867San Luis Obispo 861San Francisco 770Kern 734Stanislaus 715Solano 532Yolo 456Tulare 436Monterey 427Placer 393Santa Cruz 331Butte 288Merced 268El Dorado 262Marin 236Shasta 230Mendocino 197Madera 176Humboldt 173Nevada 130Kings 125Amador 116Imperial 112San Benito 92Sutter 89Yuba 84Colusa 80Tehama 78Glenn 71Calaveras 58Tuolumne 56Lake 55Siskiyou 36Plumas 23Mariposa 23Trinity 18Inyo 15Del Norte 14Lassen 13Mono 9Modoc 5Sierra 5Alpine 2
Biggest cities
Los Angeles2,615San Diego1,844San Jose1,400Santa Ana812Anaheim809San Francisco793Irvine745Sacramento735Fresno733Santa Clara721Fremont705Ontario665
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 California665 FACILITIES
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| Otto Instrument Service, INC. | Ontario | Computer and Electronic Product Manufacturing | 334511 | — | ACTIVE |
| Action Embroidery CORP | Ontario | Textile Product Mills | 314999 | — | ACTIVE |
| Angeles Precision Engineering, INC. | Ontario | Primary Metal Manufacturing | 331111 | — | ACTIVE |
| Broco INC | Ontario | Fabricated Metal Product Manufacturing | 332811 | — | ACTIVE |
| Calidad, INC. | Ontario | Primary Metal Manufacturing | 331491 | — | ACTIVE |
| Compumeric Engineering, INC. | Ontario | Plastics and Rubber Products Manufacturing | 326199 | — | ACTIVE |
| Danco En, LLC | Ontario | Fabricated Metal Product Manufacturing | 332813 | 20–99 | ACTIVE |
| Farrar Aerospace, LLC | Ontario | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| G.w. Reed Printing, INC. | Ontario | Printing and Related Support Activities | 323111 | — | ACTIVE |
| Lieder Development, INC. | Ontario | Computer and Electronic Product Manufacturing | 334220 | — | ACTIVE |
| Maney Aircraft, INC. | Ontario | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Maury Microwave, INC. | Ontario | Computer and Electronic Product Manufacturing | 334419 | — | ACTIVE |
| Office Master INC. | Ontario | Furniture and Related Product Manufacturing | 337214 | 20–99 | ACTIVE |
| Paramount Panels, INC. | Ontario | Printing and Related Support Activities | 323111 | — | ACTIVE |
| Q1 Test, INC. | Ontario | Machinery Manufacturing | 333999 | — | ACTIVE |
| Specialty Coating Systems, INC. | Ontario | Miscellaneous Manufacturing | 339999 | — | ACTIVE |
| Sun Badge CO. | Ontario | Fabricated Metal Product Manufacturing | 332999 | — | ACTIVE |
| Thermodyne International, LTD | Ontario | Plastics and Rubber Products Manufacturing | 326199 | — | ACTIVE |
| Upland Fab, INC. | Ontario | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| West Coast Chain Mfg. CO. | Ontario | Fabricated Metal Product Manufacturing | 332618 | — | ACTIVE |
| Able Industrial Products, INC | Ontario | Miscellaneous Manufacturing | 339999 | — | ACTIVE |
| Ajinomoto Foods North America, INC. | Ontario | Food Manufacturing | 311412 | — | ACTIVE |
| A & J International LLC | Ontario | Furniture and Related Product Manufacturing | 337920 | — | ACTIVE |
| All Time Machine INC | Ontario | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Anolda Enterprises LLC | Ontario | Fabricated Metal Product Manufacturing | 332722 | — | ACTIVE |
| Bmk Precision, LLC | Ontario | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Broadax Systems Incorporated | Ontario | Computer and Electronic Product Manufacturing | 334111 | — | ACTIVE |
| Cai Safety Systems INC | Ontario | Miscellaneous Manufacturing | 339113 | — | ACTIVE |
| California Quality Plastics INC | Ontario | Plastics and Rubber Products Manufacturing | 326199 | — | ACTIVE |
| California Quality Plastics, INC. | Ontario | Plastics and Rubber Products Manufacturing | 326199 | — | ACTIVE |
| Certified Aviation Services, LLC | Ontario | Transportation Equipment Manufacturing | 336413 | — | ACTIVE |
| Chromcraft Revington Douglas Ind LTD | Ontario | Furniture and Related Product Manufacturing | 337121 | — | ACTIVE |
| Cnc Machining & Engineering INC | Ontario | Fabricated Metal Product Manufacturing | 332721 | — | ACTIVE |
| Cummings Industries INC | Ontario | Machinery Manufacturing | 333923 | — | ACTIVE |
| Daisyeco INC. | Ontario | Miscellaneous Manufacturing | 339940 | — | ACTIVE |
| Dh Caster International, INC. | Ontario | Fabricated Metal Product Manufacturing | 332510 | — | ACTIVE |
| Diagnostic Solutions International LLC | Ontario | Transportation Equipment Manufacturing | 336413 | — | ACTIVE |
| Ferrari Interconnect Solutions INC | Ontario | Computer and Electronic Product Manufacturing | 334419 | — | ACTIVE |
| Gatorwraps, INC | Ontario | Plastics and Rubber Products Manufacturing | 326113 | — | ACTIVE |
| Gm Resource INC | Ontario | Textile Product Mills | 314910 | — | ACTIVE |
| Hanger Prosthetics & Orthotics West, INC. | Ontario | Miscellaneous Manufacturing | 339113 | — | ACTIVE |
| Hanger Prosthetics & Orthotics West, INC. | Ontario | Miscellaneous Manufacturing | 339113 | — | ACTIVE |
| Hc Merchandisers, INC. | Ontario | Transportation Equipment Manufacturing | 336411 | — | ACTIVE |
| Hera Technologies, LLC | Ontario | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Hm Quality Machining, INC | Ontario | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Kmc Acquisition LLC | Ontario | Plastics and Rubber Products Manufacturing | 326291 | — | ACTIVE |
| Leadsun, INC. | Ontario | Electrical Equipment, Appliance & Component Manufacturing | 335132 | — | ACTIVE |
| Lilly-ram Chemical Company, LLC | Ontario | Chemical Manufacturing | 325510 | — | ACTIVE |
| Master Building Specialties INC | Ontario | Fabricated Metal Product Manufacturing | 332913 | — | ACTIVE |
| Mmg CORP | Ontario | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |

