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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
Taurus Fabrication, INCGrass ValleyCA20–99 ACTIVE
Taylor & Fenn COWindsorCT20–99 ACTIVE
Taylor Forge Engineered Systems, INC.PaolaKS100–499 ACTIVE
Team Industries BagleyBagleyMN100–499 ACTIVE
Techni-cast LLCSouth GateCA20–99 ACTIVE
Tech Tube, INC.King of PrussiaPA100–499 ACTIVE
Tecomet INC.WilmingtonMA100–499 ACTIVE
Telcon LLCStreetsboroOH20–99 ACTIVE
Temperform LLCNoviMI20–99 ACTIVE
Tennessee Aluminum Processors INCGadsdenAL20–99 ACTIVE
Tennessee Aluminum Processors INCMount PleasantTN20–99 ACTIVE
Terves, LLCEuclidOH20–99 ACTIVE
Texas HydraulicsTempleTX100–499 ACTIVE
The Carondelet Foundry CorporationPevelyMO— ACTIVE
The Electric Materials Co/north EastNorth EastPA100–499 ACTIVE
The Harrison Steel Castings COAtticaIN100–499 ACTIVE
The Indium Corporation of AmericaUticaNY— ACTIVE
The Indium Corporation of AmericaRomeNY— ACTIVE
The Platt Brothers & CompanyWaterburyCT20–99 ACTIVE
The Quality Castings CompanyOrrvilleOH100–499 ACTIVE
Thermalex, INCMontgomeryAL100–499 ACTIVE
Tier Rack LLCBallwinMO20–99 ACTIVE
Ti Squared Technologies, INC.AlbanyOR20–99 ACTIVE
Titan International, INC.PottstownPA20–99 ACTIVE
Titanium Metals CORPTorontoOH500+ ACTIVE
Titan Wheel Corporation of IllinoisQuincyIL500+ ACTIVE
Tmg Manufacturing, CORPTampaFL1–19 ACTIVE
Tooling & Equipment International CORP.LivoniaMI100–499 ACTIVE
Torrey S CranePlantsvilleCT1–19 ACTIVE
Toyal America INCLockportIL20–99 ACTIVE
Tpm Acquisition Holdings LLCSugar LandTX20–99 ACTIVE
Trace Die Cast INCBowling GreenKY100–499 ACTIVE
Traughber Mechanical Services, INC.FranklinKY20–99 ACTIVE
Travis Pattern & Foundry, INCSpokaneWA— ACTIVE
Tricab INCWorcesterMA20–99 ACTIVE
Tricor Industrial INCWoosterOH100–499 ACTIVE
Trident Alloys, INC.SpringfieldMA20–99 ACTIVE
Trimet Industries INCTraverse CityMI1–19 ACTIVE
Trinity Fabricators INCGreen Cove SpringsFL20–99 ACTIVE
Troy Tube & Manufacturing COChesterfieldMI100–499 ACTIVE
Truelove & Maclean INCWatertownCT— ACTIVE
True Temper Sports, INC.AmoryMS100–499 ACTIVE
Trumbull Foundry and Alloy INCNilesOH20–99 ACTIVE
Trystar, LLC.FaribaultMN500+ ACTIVE
Tst INCFontanaCA100–499 ACTIVE
Tungsten Parts Wyoming, INC.LaramieWY100–499 ACTIVE
Twin City Die Castings COMinneapolisMN— ACTIVE
Tyler UnionAnnistonAL100–499 ACTIVE
Ulbrich Shaped Wire, INC.North HavenCT20–99 ACTIVE
Ulbrich Specialty Wire Products LLCWestminsterSC— 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.