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 California10 FACILITIES
Listing 10 of 22: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Employees | Status |
|---|---|---|---|
| Angeles Precision Engineering, INC. | Ontario | — | ACTIVE |
| Calidad, INC. | Ontario | — | ACTIVE |
| California Die Casting INC | Ontario | 20–99 | LIKELY ACTIVE |
| Net Shapes INC | Ontario | — | LIKELY ACTIVE |
| Barnmaster Supply LLC Dba Marnmaster | Ontario | — | LIKELY ACTIVE |
| Net Shapes INC | Ontario | — | LIKELY ACTIVE |
| Advanced Pattern and Mold | Ontario | — | UNVERIFIED |
| Alum Alloy CO INC | Ontario | — | UNVERIFIED |
| Performance Aluminum Prod | Ontario | — | UNVERIFIED |
| The Carlstar Group LLC | Ontario | — | REPORTED CLOSED |
All primary metal manufacturing nationwide · All manufacturing in California