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Primary Metal Manufacturing

8,881 FACILITIESAll Census product lines →

NAICS 331

The Primary Metal Manufacturing industry, as defined by NAICS 331, is measured by the Bureau of Labor Statistics to have 6096 establishments in the United States as of 2025. This register lists 8881 facilities across the country. Cleveland-Cliffs Burns Harbor LLC, located in Burns Harbor, employed 4003 people in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and product lines
Map of United States manufacturing facilities

Product lines reported here

These are counts by industry: the Economic Census records what establishments in primary metal manufacturing reported producing, and never names a plant.

Plants in this industry6,017 FACILITIES

Listing 6,017 of 8,881: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityStateEmployeesStatus
Consolidated Foundries, INCCudahyCA— ACTIVE
Contech Engineered Solutions LLCAtlantaGA— ACTIVE
Corrosion Resistant Alloys, LLCHoustonTX20–99 ACTIVE
Coulter Forge, LLCEmeryvilleCA— ACTIVE
Cullman Casting CorporationCullmanAL20–99 ACTIVE
Currier Certified Welding, INC.KalispellMT1–19 ACTIVE
Custom Aluminum ProductsGenoaIL100–499 ACTIVE
Cypress Welding LLCFreeportFL— ACTIVE
Dave Swanson, INC.North BranchMN— ACTIVE
Ddb Ulimited INCPauls ValleyOK20–99 ACTIVE
Decco Castings INCEl CajonCA— ACTIVE
Determinant Materials INCPensacolaFL— ACTIVE
Dgg Industries, INC.AssonetMA— ACTIVE
Diversified Nonferrous Technologies INCBirminghamAL20–99 ACTIVE
Dominion Metallurgical INC.RoanokeVA20–99 ACTIVE
East Coast Metal Systems, INCWheelingWV100–499 ACTIVE
Elg Utica Alloys, INC.HerkimerNY100–499 ACTIVE
Elite Machining & Engineering Services LLCYorba LindaCA— ACTIVE
Endress + Hauser Flow, USAGreenwoodIN100–499 ACTIVE
Envirofocus Technologies LLCTampaFL— ACTIVE
Epson America INCLos AlamitosCA— ACTIVE
Eramet Marietta INCMariettaOH100–499 ACTIVE
Expanded Solutions LLCWewokaOK— ACTIVE
Facop LLCFlorenceCO— ACTIVE
Faztek LLCFort WayneIN100–499 ACTIVE
Fine Metals CORPAshlandVA— ACTIVE
Fin Tube Products, INCWadsworthOH1–19 ACTIVE
Fortius Metals, INC.LafayetteCO— ACTIVE
F W M MechanicalMindenLA20–99 ACTIVE
Garrett Container Systems, INC.AccidentMD— ACTIVE
Gary WorksGaryIN1–19 ACTIVE
Gateway Materials, INCLewistonID— ACTIVE
Gopher Resource, LLCEaganMN100–499 ACTIVE
Grant Manufacturing & Alloying INCBirdsboroPA— ACTIVE
Green's Metal Cut-off CORPSanta Fe SpringsCA— ACTIVE
Greer Tank LLCAnchorageAK— ACTIVE
Ground Zero Shelters CO.PerryOK20–99 ACTIVE
Hegedus Aluminum Industries, INCOil CityPA20–99 ACTIVE
High-tek Tube CORPLittletonCO— ACTIVE
Hiller Carbon LLCTampaFL— ACTIVE
Hitchiner Manufacturing Co., INC.MilfordNH— ACTIVE
Hrp Metals, INC.BurgettstownPA1–19 ACTIVE
Hvf Precious Metals LLCTucsonAZ— ACTIVE
Innovative Casting Technologies, INC.FranklinIN20–99 ACTIVE
International Manufacturing Group, LLCClearwaterFL— ACTIVE
Ipc Foundry Group, INC.LindonUT20–99 ACTIVE
John Bouchard & Sons CO.NashvilleTN— ACTIVE
John List CorporationChatsworthCA— ACTIVE
Justice Design Group, LLCComptonCA— ACTIVE
Kaiser Aluminum Investments CompanyFranklinTN500+ ACTIVE

Search all 8,881 facilities

Common questions

How many primary metal manufacturing facilities are in the United States?

As of NOV 2026, FactoryRegistry lists 8,881 primary metal manufacturing facilities (NAICS 331) across 53 states, compiled from EPA, OSHA and Census records.

Which state has the most primary metal manufacturing facilities?

California, with 901 facilities listed.

How many primary metal manufacturing facilities are still operating?

4,741 of the 8,881 listed carry a recent operating signal in federal data — the register's Active or Likely active status. The rest are listed from their filings alone, which is a gap in the federal record rather than evidence that a plant has closed.