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

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.

Facility	City	Employees	Status
A & M Engineering, INC.	Irwindale	20–99	● ACTIVE
BIBrown-pacific, INC.	Santa Fe Springs	20–99	● ACTIVE
Buddy Bar Casting, LLC	South Gate	100–499	● ACTIVE
California Screw Products CORP	Paramount	20–99	● ACTIVE
Carlton Forge Works	Paramount	100–499	● ACTIVE
Concorde Battery Corporation	West Covina	20–99	● ACTIVE
DDD. D. Wire Co., INC.	Temple City	20–99	● ACTIVE
Electro Adapter INC	Chatsworth	20–99	● ACTIVE
Heraeus Precious Metals North America LLC	Santa Fe Springs	100–499	● ACTIVE
Hughes Bros., Aircrafters, INC.	South Gate	—	● ACTIVE
Miller Castings INC	Whittier	100–499	● ACTIVE
PKP Kay Metal INC	Los Angeles	—	● ACTIVE
Roscoe Moss Manufacturing CO	Los Angeles	100–499	● ACTIVE
SASamtech Automotive Usa, INC.	Carson	20–99	● ACTIVE
Sea Shield Marine Products, INC.	Walnut	20–99	● ACTIVE
Senior Aerospace Ssp	Burbank	500+	● ACTIVE
Shultz Steel LLC	South Gate	100–499	● ACTIVE
SStadco	Los Angeles	20–99	● ACTIVE
TLTechni-cast LLC	South Gate	20–99	● ACTIVE
UDUltraviolet Devices Incorporated	Valencia	20–99	● ACTIVE
Aaa Air Support	Gardena	1–19	● ACTIVE
Cast Parts, INC.	City of Industry	—	● ACTIVE
Consolidated Foundries, INC	Cudahy	—	● ACTIVE
Green's Metal Cut-off CORP	Santa Fe Springs	—	● ACTIVE
John List Corporation	Chatsworth	—	● ACTIVE
Justice Design Group, LLC	Compton	—	● ACTIVE
Kenwalt Die Casting CORP.	Sun Valley	20–99	● ACTIVE
Lancaster Alloys Company, INC.	Lancaster	1–19	● ACTIVE
MFMetal Fabrication and Art LLC	Los Angeles	1–19	● ACTIVE
SASierra Alloys Company	Irwindale	20–99	● ACTIVE
UMUniversal Molding Extrusion CO	Downey	500+	● ACTIVE
Whitmor Plastic Wire & Cable CORP.	Valencia	—	● ACTIVE
Alcast Mfg, INC.	Commerce	—	● ACTIVE
Barry a Dorfman & CO	Los Angeles	—	● ACTIVE
Cosmic Reliable Services, LLC	Lancaster	—	● ACTIVE
Gamma Alloys INC	Santa Clarita	—	● ACTIVE
Ptr Enterprises, INC.	Gardena	—	● ACTIVE
RIRangeview INC.	El Segundo	—	● ACTIVE
CACertified Alloy Products INC	Long Beach	100–499	◐ LIKELY ACTIVE
TGThompson Gundrilling INC	Van Nuys	20–99	◐ LIKELY ACTIVE
AAAerotec Alloys	Norwalk	20–99	◐ LIKELY ACTIVE
DWDavis Wire CORP	Irwindale	—	◐ LIKELY ACTIVE
PPPrecision Powdered Metal Parts	Pomona	20–99	◐ LIKELY ACTIVE
SDSuperior Duct Fabrication	Pomona	100–499	◐ LIKELY ACTIVE
TSThe Strelitz CO INC - California Metal X	Los Angeles	20–99	◐ LIKELY ACTIVE
EREcobat Resources California INC	City of Industry	—	◐ LIKELY ACTIVE
Lex Products, LLC	Pacoima	—	◐ LIKELY ACTIVE
Skyline Steel LLC. - Geo Pomona	Pomona	1–19	◐ LIKELY ACTIVE
WIWireTech Inc.	Commerce	20–99	◐ LIKELY ACTIVE
AIArcadia INC	Vernon	—	◐ LIKELY ACTIVE

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