| ATArcelormittal Tubular Products USA LLC (0370020133) | Shelby | OH | Primary Metal Manufacturing331210 | 500+ | ● ACTIVE |
| CCCleveland-cliffs Cleveland Works | Cleveland | OH | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| CSCleveland-cliffs Steel CORP | Middletown | OH | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| MBMaterion Brush INC | Elmore | OH | Primary Metal Manufacturing331410 | 500+ | ● ACTIVE |
Metallus INC. | Canton | OH | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| NSNorth Star Bluescope Steel LLC | Delta | OH | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| TMTitanium Metals CORP | Toronto | OH | Primary Metal Manufacturing331491 | 500+ | ● ACTIVE |
Worthington Steel, INC. | Worthington | OH | Primary Metal Manufacturing331221 | 500+ | ● ACTIVE |
| AWAhresty Wilmington CORP | Wilmington | OH | Primary Metal Manufacturing331315 | 500+ | ◐ LIKELY ACTIVE |
| MUMatalco Usa, LLC | Lordstown | OH | Primary Metal Manufacturing331314 | 500+ | ◐ LIKELY ACTIVE |
| MBMiba Bearings US LLC | Mc Connelsville | OH | Primary Metal Manufacturing331314 | 500+ | ◐ LIKELY ACTIVE |
| OSOlympic Steel | Bedford Heights | OH | Primary Metal Manufacturing331221 | 500+ | ◐ LIKELY ACTIVE |
| AFAkron Foundry Company | Akron | OH | Primary Metal Manufacturing331524 | 500+ | ◐ LIKELY ACTIVE |
| VSVallourec Star, LP | Youngstown | OH | Primary Metal Manufacturing331110 | 500+ | ◐ LIKELY ACTIVE |
| ASAstro Shapes LLC | Struthers | OH | Primary Metal Manufacturing331318 | 500+ | ◐ LIKELY ACTIVE |
| CSCleveland-cliffs Steel Corporation | West Chester | OH | Primary Metal Manufacturing331110 | 500+ | ◐ LIKELY ACTIVE |
| CSCliffs Steel INC | Cleveland | OH | Primary Metal Manufacturing331110 | 500+ | ◐ LIKELY ACTIVE |
| MDMcwane Ductile | Coshocton | OH | Primary Metal Manufacturing331511 | 500+ | ◐ LIKELY ACTIVE |
| GDGM Defiance Operations | Defiance | OH | Primary Metal Manufacturing331511 | 500+ | ◐ LIKELY ACTIVE |