Primary metals manufacturers in Ohio
Ohio has 329 primary metals establishments employing 35,162 people (Census, 2023), and EPA's ECHO database lists 350 active primary metals facilities in the state. By employment it is Ohio's number 7 manufacturing industry, and Ohio ranks number 2 among states for it.
- NAICS subsector
- 331
- Primary Metal Manufacturing
- Establishments
- 329
- Census 2023
- Employees
- 35,162
- Census 2023
- In EPA records
- 350
- With a page here
- 25
- Revised
- November 11, 2026
Primary metals factories with a page
| Facility | What it makes (NAICS) | City |
|---|---|---|
| Amg Vanadium Inc | Iron and Steel Mills and Ferroalloy Manufacturing | Cambridge |
| Arcelormittal Tubular Products USA LLC (0370020133) | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel | Shelby |
| Arcelormittal Warren | 331111 | Warren |
| Astro Coatings Inc | Other Aluminum Rolling, Drawing, and Extruding | Struthers |
| Casting Solutions LLC | Iron Foundries | Zanesville |
| Charter Manufacturing Company, Inc. | Iron and Steel Mills and Ferroalloy Manufacturing | Cuyahoga Heights |
| Cleveland-Cliffs Cleveland Works | Iron and Steel Mills and Ferroalloy Manufacturing | Cleveland |
| Cleveland-Cliffs Steel Corp | 331111 | Middletown |
| Cleveland-Cliffs Steel Corp - Mansfield Facility | Iron and Steel Mills and Ferroalloy Manufacturing | Mansfield |
| Cleveland-Cliffs Steel Corporation | Rolled Steel Shape Manufacturing | Coshocton |
| Cleveland-Cliffs Steel Corporation - Zanesville Works | Rolled Steel Shape Manufacturing | Zanesville |
| Clow Water Systems Company | Iron Foundries | Coshocton |
| Kaiser Aluminum | Other Aluminum Rolling, Drawing, and Extruding | Heath |
| Materion Brush Inc | Nonferrous Metal (except Aluminum) Smelting and Refining | Elmore |
| North Star Bhp Steel | Iron and Steel Mills and Ferroalloy Manufacturing | Delta |
| Novelis Alr Recycling of Ohio LLC | Secondary Smelting and Alloying of Aluminum | Uhrichsville |
| Nucor Steel Marion, Inc. (0351010017) | Iron and Steel Mills and Ferroalloy Manufacturing | Marion |
| Ormet Primary Aluminum Corp | 331312 | Hannibal |
| Osco Industries Inc - Jackson Div | Iron Foundries | Jackson |
| Republic Steel - Canton Facility | Iron and Steel Mills and Ferroalloy Manufacturing | Canton |
| Rmi Titanium Co (0278060189) | Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding | Niles |
| Superior Forge & Steel Corporation (0302020300) | Steel Foundries (except Investment) | Lima |
| Titanium Metals Corp | Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding | Toronto |
| US Steel - Lorain Tubular Operations | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel | Lorain |
| US Steel Corporation | 331111 | Lorain |
These are the Ohio primary metals facilities that report to EPA's Toxics Release Inventory. The other 325 in EPA records don't have a page yet.
What these factories make
- Iron and Steel Mills and Ferroalloy Manufacturing (NAICS 331110): 12 facilities
- Rolled Steel Shape Manufacturing (NAICS 331221): 5 facilities
- Iron Foundries (NAICS 331511): 3 facilities
- Iron and Steel Pipe and Tube Manufacturing from Purchased Steel (NAICS 331210): 2 facilities
- Other Aluminum Rolling, Drawing, and Extruding (NAICS 331318): 2 facilities
- Secondary Smelting and Alloying of Aluminum (NAICS 331314): 2 facilities
- Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding (NAICS 331491): 2 facilities
- Steel Wire Drawing (NAICS 331222): 1 facility
- Steel Investment Foundries (NAICS 331512): 1 facility
- Aluminum Sheet, Plate, and Foil Manufacturing (NAICS 331315): 1 facility
Where they cluster
Cities with the most active primary metals facilities in EPA records: Cleveland (21), Canton (13), Cincinnati (11), Columbus (8), Warren (7).
New primary metals plants in Ohio
Middletown Works blast furnace rebuild and cogeneration project, MiddletownannouncedMingo Junction steel plant upgrade, Mingo JunctionannouncedDefiance aluminum recycling and slab casting campus, DefianceannouncedDelaware copper alloy products plant, DelawareannouncedWest Chester stainless fittings plant expansion, West Chester TownshipannouncedYoungstown seamless pipe threading line expansion, YoungstownannouncedBremen pressure vessel plant expansion, BremenannouncedHebron nuclear equipment plant (new), HebronannouncedMontpelier brass mill expansion, Montpelierannounced
Primary metals manufacturing across the US. Everything made in Ohio.