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Primary Metal Manufacturing in California

NAICS 331 · CA

This register lists 901 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

Biggest counties

Los Angeles309San Bernardino107Orange75Alameda62Riverside55San Diego53Santa Clara42Ventura24

Biggest cities

Plants in California393 FACILITIES

Listing 393 of 901: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityEmployeesStatus
Semco Enterprises INCCity of Industry20–99 LIKELY ACTIVE
Sierra Aluminum CORiverside— LIKELY ACTIVE
Tyco Electronics CORPRedwood City— LIKELY ACTIVE
United Metal ProductsCorona100–499 LIKELY ACTIVE
Vest INCLos Angeles— LIKELY ACTIVE
Cast Rite CORPGardena— UNVERIFIED
Johnson Precision ProductsSanta Ana20–99 UNVERIFIED
Hydro Extrusion Usa, LLCCity of Industry— LIKELY ACTIVE
L & T Precision, LLCPoway— LIKELY ACTIVE
Mccrink JosephCarlsbad— LIKELY ACTIVE
Metal-fab Services Industry, INCAnaheim— LIKELY ACTIVE
Mil-spec Magnetics, INCCovina— REPORTED CLOSED
Pacific Steel Group, LLCSan Diego— LIKELY ACTIVE
Perfection Machining LLCMorgan Hill— LIKELY ACTIVE
Prl Aluminum INCIndustry— LIKELY ACTIVE
Skat TrakCalimesa1–19 LIKELY ACTIVE
Solcoa Industries, INC.San Francisco— LIKELY ACTIVE
Alhambra Foundry CO LTDAlhambra20–99 LIKELY ACTIVE
Aluminum Die Casting INCMira Loma20–99 LIKELY ACTIVE
Atlas Pacific CORPBloomington1–19 LIKELY ACTIVE
Calbody Steel Forming LLCBenicia1–19 LIKELY ACTIVE
Coastal ManufacturingWatsonville1–19 LIKELY ACTIVE
Los Angeles Pump & Valve ProductsHuntington Park— LIKELY ACTIVE
Pacific Alloy Castings INCSouth Gate— LIKELY ACTIVE
R P M Centerless Grinding CONorco1–19 LIKELY ACTIVE
Simonz Machine Dba Hyve TechnologiesSan Diego1–19 LIKELY ACTIVE
West Coast IronSpring Valley20–99 LIKELY ACTIVE
Aero Powder Coating INCMonterey Park20–99 UNVERIFIED
Ambit Pacific Recycling INCGardena1–19 UNVERIFIED
Bell Foundry COSouth Gate20–99 UNVERIFIED
Bucy Die CastingBurbank1–19 UNVERIFIED
California Electric Steel INCAngels Camp20–99 UNVERIFIED
Cass INCOakland100–499 UNVERIFIED
David H Fell & CO INCCommerce1–19 UNVERIFIED
Hogan CO INCBloomington20–99 UNVERIFIED
HoneywellSan Diego— UNVERIFIED
Maya Steel Fabrications INCGardena100–499 UNVERIFIED
Mcgraw Manufacturing INCAnaheim20–99 UNVERIFIED
Pioneer Diecaster INCLos Angeles1–19 UNVERIFIED
TamcoRancho Cucamonga— UNVERIFIED
Tusco Casting CORP.Lodi1–19 UNVERIFIED
Advanced Precision, INC.Chino— LIKELY ACTIVE
Ambrit IndustriesGlendale20–99 LIKELY ACTIVE
American Casting CompanyHollister— LIKELY ACTIVE
Anvil SteelGardena100–499 LIKELY ACTIVE
Artsons Manufacturing Company, Inc.South Gate20–99 LIKELY ACTIVE
California Steel and TubeCity of Industry20–99 LIKELY ACTIVE
California Steel IndustriesFontana500+ LIKELY ACTIVE
Cr LaurenceLos Angeles100–499 LIKELY ACTIVE
Davison Iron Works INCSacramento20–99 LIKELY ACTIVE

Search all 901 facilities

All primary metal manufacturing nationwide · All manufacturing in California