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 |
|---|---|---|---|---|---|
| Keystone Engineering Company | Ontario | Transportation Equipment Manufacturing | 336413 | — | UNVERIFIED |
| Kim Lighting | Ontario | Primary Metal Manufacturing | 331521 | — | UNVERIFIED |
| Kmc Rubber | Ontario | Textile Product Mills | 314910 | — | UNVERIFIED |
| Ko Am Machine Company | Ontario | Transportation Equipment Manufacturing | 336390 | — | UNVERIFIED |
| Komatsu Forklift USA LLC Dba Nationwide Mat'l Handling | Ontario | Transportation Equipment Manufacturing | 336999 | — | UNVERIFIED |
| Kost USA INC. | Ontario | Chemical Manufacturing | 325199 | — | UNVERIFIED |
| Kovatch Mobile Equipment/fire Apparatus | Ontario | Machinery Manufacturing | 333998 | — | UNVERIFIED |
| Kw Food INC | Ontario | Food Manufacturing | 311999 | — | UNVERIFIED |
| K & Z Cabinet CO INC | Ontario | Furniture and Related Product Manufacturing | 337110 | — | UNVERIFIED |
| La Bruna Industries INC | Ontario | Wood Product Manufacturing | 321918 | — | UNVERIFIED |
| Labruna Industries INC | Ontario | Wood Product Manufacturing | 321918 | — | UNVERIFIED |
| Landec CORP | Ontario | Machinery Manufacturing | 333241 | — | UNVERIFIED |
| Larry Methvin Installations INC | Ontario | Wood Product Manufacturing | 321911 | — | UNVERIFIED |
| Latin Bakery | Ontario | Food Manufacturing | 311811 | — | UNVERIFIED |
| L&b Forged | Ontario | Machinery Manufacturing | 333517 | — | UNVERIFIED |
| Linde INC. | Ontario | Chemical Manufacturing | 325120 | — | UNVERIFIED |
| Living Oak Manufacturing CORP | Ontario | Furniture and Related Product Manufacturing | 337215 | — | UNVERIFIED |
| L&j Technology | Ontario | Leather and Allied Product Manufacturing | 316110 | — | UNVERIFIED |
| Logoplaste | Ontario | Plastics and Rubber Products Manufacturing | 326160 | — | UNVERIFIED |
| Loomis Armored | Ontario | Transportation Equipment Manufacturing | 336992 | — | UNVERIFIED |
| Loud Engineering & Mfg INC | Ontario | Machinery Manufacturing | 333517 | — | UNVERIFIED |
| Lpm Manufacturing INC | Ontario | Chemical Manufacturing | 325998 | — | UNVERIFIED |
| Lynwood Pattern | Ontario | Primary Metal Manufacturing | 331523 | — | UNVERIFIED |
| Mactac | Ontario | Paper Manufacturing | 322220 | — | UNVERIFIED |
| Magicland Children's Dentistry & Orthodontics Dental Group | Ontario | Miscellaneous Manufacturing | 339114 | — | UNVERIFIED |
| Mag Instrument INC | Ontario | Electrical Equipment, Appliance & Component Manufacturing | 335139 | — | UNVERIFIED |
| Mag Instrument INC | Ontario | Fabricated Metal Product Manufacturing | 332510 | — | UNVERIFIED |
| Mag Instrument INC | Ontario | Electrical Equipment, Appliance & Component Manufacturing | 335129 | — | UNVERIFIED |
| Mag Instrument, INC | Ontario | Electrical Equipment, Appliance & Component Manufacturing | 335139 | — | UNVERIFIED |
| Maney Wire and Cable, INC. | Ontario | Electrical Equipment, Appliance & Component Manufacturing | 335999 | — | UNVERIFIED |
| Mansfield Metal Solutions LLC | Ontario | Fabricated Metal Product Manufacturing | 332312 | — | UNVERIFIED |
| Martinez and Sons Auto Repair | Ontario | Apparel Manufacturing | 315210 | — | UNVERIFIED |
| Material Handling Solutions | Ontario | Machinery Manufacturing | 333922 | — | UNVERIFIED |
| Maximum Quality Metal Products INC | Ontario | Machinery Manufacturing | 333415 | — | UNVERIFIED |
| Mcgarec Gear Machine INC | Ontario | Fabricated Metal Product Manufacturing | 332117 | — | UNVERIFIED |
| Melvin Baltodano | Ontario | Fabricated Metal Product Manufacturing | 332323 | — | UNVERIFIED |
| Melvin Wrought Iron & Ornamental | Ontario | Fabricated Metal Product Manufacturing | 332323 | — | UNVERIFIED |
| Mercy House Living Center | Ontario | Transportation Equipment Manufacturing | 336350 | — | UNVERIFIED |
| Midlab, INC. | Ontario | Chemical Manufacturing | 325612 | — | UNVERIFIED |
| Mike Jenkins | Ontario | Petroleum and Coal Products Manufacturing | 324191 | — | UNVERIFIED |
| Mikronpmp Aeropace | Ontario | Miscellaneous Manufacturing | 339991 | — | UNVERIFIED |
| Mission Plastics INC | Ontario | Plastics and Rubber Products Manufacturing | 326121 | — | UNVERIFIED |
| Mondelez Global LLC | Ontario | Food Manufacturing | 311821 | — | UNVERIFIED |
| Moonlight R&d LLC. | Ontario | Furniture and Related Product Manufacturing | 337127 | — | UNVERIFIED |
| M&r Engineering CO Dba S&h Glenco Manufacturing | Ontario | Fabricated Metal Product Manufacturing | 332721 | — | UNVERIFIED |
| Mueller Plastics CORP INC | Ontario | Plastics and Rubber Products Manufacturing | 326199 | — | UNVERIFIED |
| Muhammad Khan and Nahid Khan | Ontario | Printing and Related Support Activities | 323111 | — | UNVERIFIED |
| Mvi Engineering & Manufacturing INC | Ontario | Primary Metal Manufacturing | 331110 | — | UNVERIFIED |
| Myers Power Products INC | Ontario | Electrical Equipment, Appliance & Component Manufacturing | 335313 | — | UNVERIFIED |
| Nalco Company | Ontario | Fabricated Metal Product Manufacturing | 332410 | — | UNVERIFIED |