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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
Engineered Materials Solutions Hamburg FacilityHamburgPA20–99 ACTIVE
Engineered Precision Casting CompanyMiddletownNJ20–99 ACTIVE
Epic Metals CORPBraddockPA100–499 ACTIVE
Erie Bronze & Aluminum COEriePA1–19 ACTIVE
Eutectix LLCTroyMI1–19 ACTIVE
Excal, INCMillsWY20–99 ACTIVE
Extruded Aluminum Company, LLCBeldingMI100–499 ACTIVE
Fab Masters Company, INC.MarcellusMI20–99 ACTIVE
Fairmont Tool INCFairmontWV20–99 ACTIVE
Falco LLCChandlerAZ100–499 ACTIVE
Fanuc America CorporationRochester HillsMI— ACTIVE
Federal Bronze Casting Industries, INC.NewarkNJ20–99 ACTIVE
Federal Metal COBedfordOH— ACTIVE
Felker Brothers CORPGlasgowKY20–99 ACTIVE
Felman Production, INC.LetartWV100–499 ACTIVE
Ferno Washington, INC.WilmingtonOH100–499 ACTIVE
Flexaust INCWarsawIN100–499 ACTIVE
Flint Cliffs Manufacturing CORP.BurlingtonIA20–99 ACTIVE
Fomas, INC.YorkSC100–499 ACTIVE
Fort Recovery Industries INCFort RecoveryOH100–499 ACTIVE
Fort Wayne Metals Research Products, LLCFort WayneIN500+ ACTIVE
Franklin Bronze Plaques, INC.FranklinPA20–99 ACTIVE
Franklin Bronze Precision Components, LLCFranklinPA20–99 ACTIVE
Freeport-mcmoran Miami INCClaypoolAZ500+ ACTIVE
Fritz Winter North America LPFranklinKY100–499 ACTIVE
F W Winter INC & COCamdenNJ1–19 ACTIVE
Gc International, INC.CamarilloCA20–99 ACTIVE
General Aluminum Manufacturing CompanyHuntingtonIN20–99 ACTIVE
General Foundry Service CORPSan LeandroCA20–99 ACTIVE
Gerdau Ameristeel US INC - Charlotte Steel MillCharlotteNC100–499 ACTIVE
Gerdau HuntingtonHuntingtonIN20–99 ACTIVE
Ge Transportation/erie PltEriePA— ACTIVE
G. & J. Steel & Tubing, INC.HillsboroughNJ20–99 ACTIVE
Gkn Sinter Metals DuboisDuboisPA20–99 ACTIVE
Glidewell Specialties Foundry CompanyCaleraAL100–499 ACTIVE
Global Advanced Metals USA INCBoyertownPA100–499 ACTIVE
Global Tungsten & Powders LLCTowandaPA100–499 ACTIVE
Glyne Manufacturing Co., INC.StratfordCT1–19 ACTIVE
Golden Aluminum INCFort LuptonCO— ACTIVE
Goldens' Foundry & Machine COColumbusGA100–499 ACTIVE
Goodwin-bradley Pattern Co., INC.ProvidenceRI1–19 ACTIVE
Grand Valley Manufacturing COTitusvillePA— ACTIVE
Granges Americas INCHuntingdonTN500+ ACTIVE
Gray-syracuse INCChittenangoNY100–499 ACTIVE
Greenville Metals INCTransferPA20–99 ACTIVE
Greer Steel CODoverOH100–499 ACTIVE
Grimco INCSaint LouisMO500+ ACTIVE
Griswold IndustriesCosta MesaCA100–499 ACTIVE
G & S Bar and Wire, LLCWoosterOH20–99 ACTIVE
Gsm Metals INCCranstonRI20–99 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.