Primary Metal Manufacturing in California
NAICS 331 · CA
This register lists 902 facilities in California. The Bureau of Labor Statistics counted 474 establishments in California. CALIFORNIA STEEL INDUSTRIES, located in Fontana, employed 717 people in 2025.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and product lines
Plants in California147 FACILITIES
Listing 147 of 310: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Employees | Status |
|---|---|---|---|
| Custom Alloy Sales INC | Lynwood | — | UNVERIFIED |
| Exide Technologies | Vernon | — | UNVERIFIED |
| Exide Technologies | Los Angeles | — | UNVERIFIED |
| Five Star Grinding | Covina | — | UNVERIFIED |
| Gerdau Reinforcing Steel | Santa Fe Springs | — | UNVERIFIED |
| Hayes - Lemmerz International | La Mirada | — | UNVERIFIED |
| James Jones CO | El Monte | — | UNVERIFIED |
| Krall Cast INC | City of Industry | — | UNVERIFIED |
| Liberty Mfg INC | Los Angeles | — | UNVERIFIED |
| Lincoln Global INC | Monterey Park | — | UNVERIFIED |
| M5 Steel Mfg | Los Angeles | — | UNVERIFIED |
| Martin Brass Fndy | Torrance | — | UNVERIFIED |
| Met-a-lum Fabricators | Paramount | — | UNVERIFIED |
| Mht Luxury Alloys192 | Compton | — | UNVERIFIED |
| Michels & CO Furniture Mfg | Lynwood | — | UNVERIFIED |
| Modern Pattern & Foundry CO. INC. (mp) | Vernon | — | UNVERIFIED |
| Monarch Aluminum Casting CO | South Gate | — | UNVERIFIED |
| Mws Wire Industries | Westlake Village | — | UNVERIFIED |
| Old Country Millwork INC | Los Angeles | — | UNVERIFIED |
| Pacific Cast Products | Santa Fe Springs | — | UNVERIFIED |
| Pacific Die Casting | Commerce | — | UNVERIFIED |
| Pacific Tube CO | Los Angeles | — | UNVERIFIED |
| Paramount Metals & Supply CO | Paramount | — | UNVERIFIED |
| Pechiney Cast Plate INC | Vernon | — | UNVERIFIED |
| Precision Forging Dies, INC. | South Gate | 20–99 | UNVERIFIED |
| Precision Specialty Metals INC | Los Angeles | — | UNVERIFIED |
| San Gabriel Valley Area 2 | Baldwin Park | — | UNVERIFIED |
| Star Die Casting & Manufacturing, INC | Santa Fe Springs | — | UNVERIFIED |
| Tci Precision Metals | Gardena | — | UNVERIFIED |
| Technical Anodize LLC | Pomona | — | UNVERIFIED |
| Teledyne Cast Parts Pomona Operations | Walnut | — | UNVERIFIED |
| Titech International (wohl Property) | Walnut | — | UNVERIFIED |
| Valley Brass Incorporated | El Monte | — | UNVERIFIED |
| Western Tube & Conduit CORP | Long Beach | — | UNVERIFIED |
| Hydro COI | City of Industry | 100–499 | LIKELY ACTIVE |
| Kaiser Aluminum | Commerce | 100–499 | LIKELY ACTIVE |
| Netwill Company, INC | South El Monte | — | REPORTED CLOSED |
| Alegacy Food Services Group INC | Santa Fe Springs | 20–99 | UNVERIFIED |
| Brothers Ironworks Co, Sarkis Tatarian | Burbank | 1–19 | UNVERIFIED |
| Brunton Enterprises Inc,plas Tal Mfg CO | Santa Fe Springs | 100–499 | UNVERIFIED |
| Hamrock INC | Santa Fe Springs | — | UNVERIFIED |
| Joseff-hollywood | Burbank | 1–19 | UNVERIFIED |
| Los Angeles Pump & Valve | Huntington Park | — | UNVERIFIED |
| Quemetco INC | City of Industry | — | UNVERIFIED |
| Research Metal Industries INC | Gardena | 20–99 | UNVERIFIED |
| US Pole Company | Palmdale | 100–499 | UNVERIFIED |
| Western Fabrication Tech CORP | Valencia | — | UNVERIFIED |
All primary metal manufacturing nationwide · All manufacturing in California