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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
Bristol Aluminum COLevittownPA20–99 ACTIVE
Bristol Metals Limited PartnershipBristolTN100–499 ACTIVE
Brown-pacific, INC.Santa Fe SpringsCA20–99 ACTIVE
Brt Extrusions INCNilesOH100–499 ACTIVE
Buck Company, LLCQuarryvillePA100–499 ACTIVE
Buddy Bar Casting, LLCSouth GateCA100–499 ACTIVE
Bull Moose Tube COTrentonGA20–99 ACTIVE
California Fine Wire CO.Grover BeachCA20–99 ACTIVE
California Screw Products CORPParamountCA20–99 ACTIVE
Calumet Brass Foundry, INCDoltonIL1–19 ACTIVE
Cardinal Manufacturing Company INCLouisvilleKY20–99 ACTIVE
Carlton Forge WorksParamountCA100–499 ACTIVE
Carolina Bronze Sculpture, INC.SeagroveNC20–99 ACTIVE
Cast Aluminum Solutions, LLCBataviaIL100–499 ACTIVE
Casting Solutions LLCZanesvilleOH100–499 ACTIVE
Cast Technologies INCPeoriaIL20–99 ACTIVE
Catalina Cylinders, INC.Garden GroveCA20–99 ACTIVE
Catalyst Refiners INCNitroWV20–99 ACTIVE
Ccr Products, LLCWest HartfordCT20–99 ACTIVE
Central Motor Wheel of America INCParisKY500+ ACTIVE
Central Wire GroupPerrisCA20–99 ACTIVE
Central Wire, INC.UnionIL20–99 ACTIVE
Century Aluminum Sebree LLCRobardsKY500+ ACTIVE
Cera-met LLCBethlehemPA100–499 ACTIVE
Chaparral Virginia INCPetersburgVA100–499 ACTIVE
Charlotte Pipe and Foundry CompanyOakboroNC500+ ACTIVE
Charter AarrowcastShawanoWI100–499 ACTIVE
Charter Dura-bar, INC.WoodstockIL— ACTIVE
Charter Steel - SaukvilleSaukvilleWI500+ ACTIVE
Chicago Heights SteelChicago HeightsIL100–499 ACTIVE
Chicago Magnesium Casting COBlue IslandIL— ACTIVE
Cimini & Associates INCWesterlyRI20–99 ACTIVE
Cleveland-cliffs Cleveland WorksClevelandOH500+ ACTIVE
Cleveland-cliffs Steel CORPMiddletownOH500+ ACTIVE
Cleveland-cliffs Steel CORP - Dearborn WorksDearbornMI500+ ACTIVE
Cmc Steel TennesseeKnoxvilleTN100–499 ACTIVE
Commercial Metal Fabricators, INC.DaytonOH20–99 ACTIVE
Commonwealth Rolled ProductsLewisportKY500+ ACTIVE
Concorde Battery CorporationWest CovinaCA20–99 ACTIVE
Conn. Engineering Assoc. CORPSandy HookCT1–19 ACTIVE
Consolidated Metal Products (1431072125)CincinnatiOH100–499 ACTIVE
Consolidated Storage Companies, INC.TatamyPA100–499 ACTIVE
Constellium Rolled Products Ravenswood, LLCRavenswoodWV— ACTIVE
Controls Southeast, INCPinevilleNC100–499 ACTIVE
Coogee Magnesium LLCOttawaIL1–19 ACTIVE
Core Pipe Products INCSanfordFL20–99 ACTIVE
Crabil Manufacturing, INC.Saint PetersburgFL— ACTIVE
Craig Wire Products, LLCDouglasvilleGA— ACTIVE
Crossroads Seamless Usa, LLCWinamacIN100–499 ACTIVE
Crucible Metal Solutions INCMenashaWI1–19 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.