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
Biggest counties
Los Angeles13,986Orange5,752San Diego4,429Santa Clara3,930Alameda3,282San Bernardino2,839Riverside2,265Sonoma1,578All 58 counties
Los Angeles 13,986Orange 5,752San Diego 4,429Santa Clara 3,930Alameda 3,282San Bernardino 2,839Riverside 2,265Sonoma 1,578Ventura 1,325San Joaquin 1,242Sacramento 1,198Fresno 1,138San Mateo 1,126Napa 1,022Contra Costa 1,006San Luis Obispo 920Santa Barbara 891San Francisco 810Kern 792Stanislaus 745Solano 554Yolo 496Monterey 444Tulare 439Placer 421Santa Cruz 347Butte 293El Dorado 283Merced 275Shasta 247Marin 246Mendocino 205Humboldt 189Madera 182Nevada 138Imperial 129Kings 126Amador 121San Benito 100Sutter 89Yuba 89Colusa 84Tehama 84Glenn 75Calaveras 60Tuolumne 58Lake 56Siskiyou 38Mariposa 30Plumas 23Trinity 20Inyo 16Lassen 15Del Norte 14Mono 10Modoc 6Sierra 5Alpine 2
Biggest cities
Los Angeles2,695San Diego1,918San Jose1,455Anaheim837Santa Ana837San Francisco819Irvine772Sacramento761Fresno743Santa Clara736Fremont727Ontario682
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 California245 FACILITIES
Listing 245 of 682: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| Primo Brands - Ontario Factory | Ontario | Beverage and Tobacco Product Manufacturing | 312112 | 20–99 | LIKELY ACTIVE |
| Primo Brands - West Transport | Ontario | Plastics and Rubber Products Manufacturing | 326160 | 20–99 | LIKELY ACTIVE |
| ProtecPac | Ontario | Plastics and Rubber Products Manufacturing | 326150 | 1–19 | LIKELY ACTIVE |
| Recycled Wood Prodcuts | Ontario | Wood Product Manufacturing | 321999 | 20–99 | LIKELY ACTIVE |
| Ryder - Birchstone Ontario | Ontario | Wood Product Manufacturing | 321920 | 1–19 | LIKELY ACTIVE |
| San Dimas Luggage-ontario | Ontario | Leather and Allied Product Manufacturing | 316992 | 100–499 | LIKELY ACTIVE |
| Schwarz Partners | Ontario | Paper Manufacturing | 322211 | 100–499 | LIKELY ACTIVE |
| Specialty Coating Systems Ontario CA | Ontario | Fabricated Metal Product Manufacturing | 332812 | 20–99 | LIKELY ACTIVE |
| Store 584 | Ontario | Food Manufacturing | 311812 | 20–99 | LIKELY ACTIVE |
| Toto USA Ontario | Ontario | Nonmetallic Mineral Product Manufacturing | 327110 | 20–99 | LIKELY ACTIVE |
| Transcontinental Packaging Ontario | Ontario | Plastics and Rubber Products Manufacturing | 326113 | 20–99 | LIKELY ACTIVE |
| VenturaFoods LLC | Ontario | Food Manufacturing | 311225 | 500+ | LIKELY ACTIVE |
| VWGoA Los Angeles PDC | Ontario | Transportation Equipment Manufacturing | 336111 | 20–99 | LIKELY ACTIVE |
| Wagner Die Supply | Ontario | Machinery Manufacturing | 333514 | 1–19 | LIKELY ACTIVE |
| Webasto Ontario | Ontario | Computer and Electronic Product Manufacturing | 334515 | 1–19 | LIKELY ACTIVE |
| Winholt Equipment Corp | Ontario | Furniture and Related Product Manufacturing | 337127 | 20–99 | LIKELY ACTIVE |
| Worldwide Foam - Ontario, CA | Ontario | Plastics and Rubber Products Manufacturing | 326150 | 1–19 | LIKELY ACTIVE |
| Zapp Packaging, Inc. | Ontario | Paper Manufacturing | 322212 | 20–99 | LIKELY ACTIVE |
| 7 Daze LLC | Ontario | Beverage and Tobacco Product Manufacturing | 312230 | — | UNVERIFIED |
| Aaren Scientific INC | Ontario | Miscellaneous Manufacturing | 339115 | — | UNVERIFIED |
| Almazan Bakery #2 | Ontario | Food Manufacturing | 311812 | 1–19 | UNVERIFIED |
| Auburn Tile | Ontario | Nonmetallic Mineral Product Manufacturing | 327332 | 1–19 | UNVERIFIED |
| Bert-co Industries INC. | Ontario | Paper Manufacturing | 322212 | — | UNVERIFIED |
| Besteel Fabricaiton INC | Ontario | Fabricated Metal Product Manufacturing | 332312 | 1–19 | UNVERIFIED |
| Converse INC | Ontario | Leather and Allied Product Manufacturing | 316211 | — | UNVERIFIED |
| Custom Plastics INC | Ontario | Plastics and Rubber Products Manufacturing | 326199 | 20–99 | UNVERIFIED |
| Db Building Fasteners INC | Ontario | Fabricated Metal Product Manufacturing | 332312 | 20–99 | UNVERIFIED |
| Hi Performance Electric Vehicle Systems INC | Ontario | Machinery Manufacturing | 333999 | 1–19 | UNVERIFIED |
| Inland Signs INC | Ontario | Fabricated Metal Product Manufacturing | 332813 | 1–19 | UNVERIFIED |
| Innovative Architectural Solutions INC | Ontario | Fabricated Metal Product Manufacturing | 332323 | 1–19 | UNVERIFIED |
| Minsley, INC. | Ontario | Food Manufacturing | 311999 | 20–99 | UNVERIFIED |
| Nicca Investments, Inc. | Ontario | Fabricated Metal Product Manufacturing | 332812 | 1–19 | UNVERIFIED |
| Ontario Bakery INC | Ontario | Food Manufacturing | 311811 | 1–19 | UNVERIFIED |
| Psa - Printing & Mailing Services INC | Ontario | Printing and Related Support Activities | 323111 | — | UNVERIFIED |
| Reed Printing INC | Ontario | Printing and Related Support Activities | 323111 | — | UNVERIFIED |
| R & J Welding & Metal Fabrication | Ontario | Fabricated Metal Product Manufacturing | 332313 | — | UNVERIFIED |
| Sentry Industries INC | Ontario | Chemical Manufacturing | 325991 | 1–19 | UNVERIFIED |
| Solar Link International INC | Ontario | Leather and Allied Product Manufacturing | 316210 | — | UNVERIFIED |
| Thoro Packaging | Ontario | Printing and Related Support Activities | 323111 | — | UNVERIFIED |
| Walker Corporation | Ontario | Fabricated Metal Product Manufacturing | 332119 | — | UNVERIFIED |
| Busy Bee Tooling | Ontario | Machinery Manufacturing | 333514 | — | REPORTED CLOSED |
| Hillman Holdings LLC | Ontario | Food Manufacturing | 311611 | — | REPORTED CLOSED |
| Raytheon Company | Ontario | Computer and Electronic Product Manufacturing | 334511 | — | REPORTED CLOSED |
| Safran Cabin Materials, LLC. | Ontario | Plastics and Rubber Products Manufacturing | 326199 | — | REPORTED CLOSED |
| The Carlstar Group LLC | Ontario | Primary Metal Manufacturing | 331110 | — | REPORTED CLOSED |

