| EDEmpire Die Casting Co., INC. | Macedonia | OH | Primary Metal Manufacturing331521 | 100-499 | ◐ LIKELY ACTIVE |
| EMEramet Marietta Metallurgical Plant | Marietta | OH | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| ESEver-Roll Specialties Co | Springfield | OH | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| FMFerrous Metal Processing CO | Brooklyn | OH | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| FCFisher Cast Steel Products * | West Jefferson | OH | Primary Metal Manufacturing331513 | 20-99 | ◐ LIKELY ACTIVE |
| FMFrancis Manufacturing | Russia | OH | Primary Metal Manufacturing331524 | 100-499 | ◐ LIKELY ACTIVE |
| HIHarrison Ironworks | Harrison | OH | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| HMHill Mfg INC | Wauseon | OH | Primary Metal Manufacturing331221 | 20-99 | ◐ LIKELY ACTIVE |
| HWHi-Tech Wire and Manufacturing | Saint Henry | OH | Primary Metal Manufacturing331221 | 20-99 | ◐ LIKELY ACTIVE |
| IAImperial Aluminum - Minerva, LLC | Minerva | OH | Primary Metal Manufacturing331312 | — | ◐ LIKELY ACTIVE |
| IWIndustrial Welding & Engineering CO. | Lewis Center | OH | Primary Metal Manufacturing331512 | 1-19 | ◐ LIKELY ACTIVE |
| ICIsg Columbus Coatings | Columbus | OH | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| IBItw Bedford Wire | Bedford Heights | OH | Primary Metal Manufacturing331222 | — | ◐ LIKELY ACTIVE |
| JAJewel Acquisition LLC - Louisville | Louisville | OH | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| JWJr Wheel | Norton | OH | Primary Metal Manufacturing331319 | 100-499 | ◐ LIKELY ACTIVE |
| LCLiberty Casting CO (0121010003) | Delaware | OH | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| MIMansfield Industries INC | Mansfield | OH | Primary Metal Manufacturing331529 | 20-99 | ◐ LIKELY ACTIVE |
| MMMinster Machine CO | Minster | OH | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| MSModern Sheet Metal Works, INC. | Miamitown | OH | Primary Metal Manufacturing331210 | 20-99 | ◐ LIKELY ACTIVE |
| NANovelis Alr Recycling of Ohio LLC | Uhrichsville | OH | Primary Metal Manufacturing331314 | — | ◐ LIKELY ACTIVE |
| NSNucor Steel Marion, INC. (0351010017) | Marion | OH | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| PWPengg Wmc LLC | Bedford Heights | OH | Primary Metal Manufacturing331222 | — | ◐ LIKELY ACTIVE |
| PFPentair Flow Technologies, LLC - Ashland Pump Plant (0303010175) | Ashland | OH | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| QCQuaker City Castings (0215090009) | Salem | OH | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| RSRepublic Steel Massillon Cfb | Massillon | OH | Primary Metal Manufacturing331111 | — | ◐ LIKELY ACTIVE |
| RSRepublic Steel Wire Processing, LLC | Solon | OH | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| SSSamuel Steel Pickling CO | Twinsburg | OH | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| SASanoh America Archbold Facility | Archbold | OH | Primary Metal Manufacturing331210 | — | ◐ LIKELY ACTIVE |
| SESapa Extrusions | Sidney | OH | Primary Metal Manufacturing331318 | — | ◐ LIKELY ACTIVE |
| SCShalmet CORP | Elyria | OH | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| SWSteel Warehouse of Ohio LLC | Cleveland | OH | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| SWSteel Warehouse of Ohio LLC | Cleveland | OH | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| TBThe Boehm Pressed Steel Co | Valley City | OH | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| TCThe Chris Erhart Foundry and Machine Co. | Cincinnati | OH | Primary Metal Manufacturing331511 | 1-19 | ◐ LIKELY ACTIVE |
| TITherm-o-link INC | Garrettsville | OH | Primary Metal Manufacturing331422 | 20-99 | ◐ LIKELY ACTIVE |
| VSVallourec Star, LP | Youngstown | OH | Primary Metal Manufacturing331110 | 500+ | ◐ LIKELY ACTIVE |
| WPWheeling Pittsburgh Steel Plant - Mingo Junction Facility | Mingo Junction | OH | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
Advance Bronze, INC. | Lodi | OH | Primary Metal Manufacturing331529 | — | ◐ LIKELY ACTIVE |
| ARAleris Rolled Products INC | Uhrichsville | OH | Primary Metal Manufacturing331315 | — | ◐ LIKELY ACTIVE |
| ACAlliance Casting CO. LLC (1576010014) | Alliance | OH | Primary Metal Manufacturing331513 | 1-19 | ◐ LIKELY ACTIVE |
| BMBrost Mansfield LLC Dba Brost Foundry | Mansfield | OH | Primary Metal Manufacturing331524 | — | ◐ LIKELY ACTIVE |
Bunting Bearings LLC | Mansfield | OH | Primary Metal Manufacturing331525 | — | ◐ LIKELY ACTIVE |
| CMCharter Manufacturing Company, INC. (1318171623) | Cuyahoga Heights | OH | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| CSCharter Steel INC | Rising Sun | OH | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| CTCleveland-cliffs Tubular Components | Walbridge | OH | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| CWClow Water Systems Company | Coshocton | OH | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| CCCol-pump Company, INC. (0215010001) | Columbiana | OH | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| CMConcast Metal Products CO | Wakeman | OH | Primary Metal Manufacturing331525 | — | ◐ LIKELY ACTIVE |
Cpp Cleveland | Eastlake | OH | Primary Metal Manufacturing331512 | — | ◐ LIKELY ACTIVE |
| EAExtrudex Aluminum INC | North Jackson | OH | Primary Metal Manufacturing331313 | 100-499 | ◐ LIKELY ACTIVE |