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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 California146 FACILITIES

Listing 146 of 309: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityEmployeesStatus
Carbon Activated CORPCompton— LIKELY ACTIVE
Fs Precision TechCompton— REPORTED CLOSED
Heraeus Precious Metals NA LLCSanta Fe Springs— LIKELY ACTIVE
Kasier Aluminum Fabricted Products LLCLos Angeles— LIKELY ACTIVE
Light Metals INCCity of Industry— LIKELY ACTIVE
Mil Spe Magnetics INCPomona20–99 LIKELY ACTIVE
Semco Enterprises INCCity of Industry20–99 LIKELY ACTIVE
Vest INCLos Angeles— LIKELY ACTIVE
Cast Rite CORPGardena— UNVERIFIED
Hydro Extrusion Usa, LLCCity of Industry— LIKELY ACTIVE
Mil-spec Magnetics, INCCovina— REPORTED CLOSED
Prl Aluminum INCIndustry— LIKELY ACTIVE
Alhambra Foundry CO LTDAlhambra20–99 LIKELY ACTIVE
Los Angeles Pump & Valve ProductsHuntington Park— LIKELY ACTIVE
Pacific Alloy Castings INCSouth Gate— LIKELY ACTIVE
Aero Powder CoatingMonterey Park20–99 UNVERIFIED
Ambit Pacific Recycling INCGardena1–19 UNVERIFIED
Bell Foundry COSouth Gate20–99 UNVERIFIED
Bucy Die CastingBurbank1–19 UNVERIFIED
David H Fell & CO INCCommerce1–19 UNVERIFIED
Maya Steel Fabrications INCGardena100–499 UNVERIFIED
Pioneer Diecaster INCLos Angeles1–19 UNVERIFIED
Ambrit IndustriesGlendale20–99 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
Cr LaurenceLos Angeles100–499 LIKELY ACTIVE
Exide TechnologiesLos Angeles— LIKELY ACTIVE
ItaleeLos Angeles20–99 LIKELY ACTIVE
Magnesium Alloy Product COCompton— LIKELY ACTIVE
Ajax Forge CompanyVernon— LIKELY ACTIVE
Arrowhead Brass and Plumbing, LLCLos Angeles20–99 LIKELY ACTIVE
Hannibal Industries INCLos Angeles— LIKELY ACTIVE
Pacific Toll Processing INCCarson20–99 LIKELY ACTIVE
Prime WheelGardena— LIKELY ACTIVE
Pro Cast IndustriesParamount— LIKELY ACTIVE
Sapa Extruder, INCCity of Industry— LIKELY ACTIVE
Strategic Materials CorporationSouth Gate— LIKELY ACTIVE
Teledyne Instruments - Analytical InstrumentsCity of Industry— LIKELY ACTIVE
Wire Tech INCCommerce— LIKELY ACTIVE
Alpha Waveguide COEl Segundo— UNVERIFIED
Arrowhead Brass ProductsLos Angeles— UNVERIFIED
B & B Pipe & Tool CompanyLong Beach— UNVERIFIED
Cascade Die Casting / PacificCity of Industry— UNVERIFIED
Cast Alloys INCNorthridge— UNVERIFIED
Commonwealth Aluminum Carson Rolling MillLong Beach— UNVERIFIED
Consolidated Fabricators CORPVernon— UNVERIFIED
Copp Industrial ManufacturingPomona— UNVERIFIED
Covert Iron WorksCudahy— UNVERIFIED
Custom Alloy Sales INCLynwood— UNVERIFIED

Search all 901 facilities

All primary metal manufacturing nationwide · All manufacturing in California