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Primary Metal Manufacturing in Ohio

NAICS 331 · OH

The register lists 697 facilities in Ohio. According to the Bureau of Labor Statistics, there were 456 establishments in the Primary Metal Manufacturing industry in Ohio in 2025. CLEVELAND-CLIFFS STEEL CORP, located in Middletown, employed 2,296 people in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and product lines

Biggest counties

Cuyahoga92Trumbull38Summit37Stark35Hamilton30Mahoning25Lake21Lorain21

Biggest cities

Plants in Ohio520 FACILITIES

Listing 520 of 697: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityEmployeesStatus
Ravenna Aluminum Industries INCRavenna— UNVERIFIED
Remelt Services INCCleveland— UNVERIFIED
Republic Steel (slag Processing Facility)Canton— UNVERIFIED
Republic Technologies Intl - Massillon HMassillon— UNVERIFIED
River Recycling Industries INCCleveland— UNVERIFIED
Rmi Titanium CO. Sodium PlantAshtabula— UNVERIFIED
Ross Aluminum Foundries Avon DivSidney— UNVERIFIED
Ross Sand Casting Industry, LLCOrrville— UNVERIFIED
Samuel Steel Pickling CO *Cleveland— UNVERIFIED
Scott Engineering and Procurement, INC. (1431004456)Loveland— UNVERIFIED
Senco Products INCAnderson— UNVERIFIED
Seneca Wire & Mfg CO *Fostoria— UNVERIFIED
Sherwood Valve LLCCleveland— UNVERIFIED
Statoil - Eisenbarth PadClarington— UNVERIFIED
T&b Foundry CompanyCleveland— UNVERIFIED
Tde Group INC (1318536280)Solon— UNVERIFIED
Thakar AluminumSandusky— UNVERIFIED
The Blanchester Foundry COBlanchester— UNVERIFIED
The G a Avril Company Brass & Bronze DivisionCincinnati— UNVERIFIED
The General Casting Company - Toledo StreetDelaware— UNVERIFIED
The Linderme Tube CompanyEuclid— UNVERIFIED
Unico Alloys INCColumbus— UNVERIFIED
Victory White MetalCleveland— UNVERIFIED
Wabash AlloysCleveland— UNVERIFIED
Willard Industries INCCincinnati— UNVERIFIED
Yoder Industries INCDayton— UNVERIFIED
"4304 - Holiday City Steel Plant"Holiday City20–99 LIKELY ACTIVE
Aerolite LLCYoungstown100–499 LIKELY ACTIVE
Alloy Unlimited Processing LLCAustintown1–19 LIKELY ACTIVE
Aluminum Extruded ShapesCincinnati20–99 LIKELY ACTIVE
American Axle & ManufacturingTwinsburg100–499 LIKELY ACTIVE
ARI Phoenix IncSharonville20–99 LIKELY ACTIVE
Bar Processing CorpWickliife20–99 LIKELY ACTIVE
BMT MasuryMasury20–99 LIKELY ACTIVE
Bulldog Racks of Toronto Inc.Toronto20–99 LIKELY ACTIVE
B W Supply CompanyLyons20–99 LIKELY ACTIVE
Charter Steel- FostoriaRising Sun100–499 LIKELY ACTIVE
Cleveland-Cliffs Corporate Cleveland - CorporateCleveland1–19 LIKELY ACTIVE
Cleveland Cliffs Coshocton WorksCoshocton100–499 LIKELY ACTIVE
Cleveland-Cliffs Steel West Chester Regional OfficeWest Chester100–499 LIKELY ACTIVE
Cleveland-Cliffs Tubular Components - WalbridgeWalbridge100–499 LIKELY ACTIVE
Concast Birmingham IncWakeman20–99 LIKELY ACTIVE
Curtis StDelaware20–99 LIKELY ACTIVE
Epcor FoundryCincinnati20–99 LIKELY ACTIVE
Ferroglobe Usa, INC.Waterford— LIKELY ACTIVE
Fusion, Incorporated - Plant 2Willoughby20–99 LIKELY ACTIVE
General Aluminum LLC, ConneautConneaut20–99 LIKELY ACTIVE
General Aluminum LLC, WapakonetaWapakoneta20–99 LIKELY ACTIVE
General Die Casters, Inc. TwinsburgTwinsburg100–499 LIKELY ACTIVE
GM Defiance OperationsDefiance500+ LIKELY ACTIVE

Search all 697 facilities

All primary metal manufacturing nationwide · All manufacturing in Ohio