 Atlas Foundry Company INC | Marion | IN | Primary Metal Manufacturing331511 | — | ● ACTIVE |
| HMHildreth Mfg LLC | Marion | OH | Primary Metal Manufacturing331522 | 20-99 | ◐ LIKELY ACTIVE |
| GCGeneral Cable Industries, INC. | Marion | IN | Primary Metal Manufacturing331420 | — | ◐ LIKELY ACTIVE |
| NSNucor Steel Marion, INC. (0351010017) | Marion | OH | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| BBBahr Brothers Manufacturing, INC. | Marion | IN | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| SISemco INC | Marion | OH | Primary Metal Manufacturing331525 | — | ◐ LIKELY ACTIVE |
| AAAmcast Automotive Corporation | Marion | IN | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| AMArcelor Mittal Marion | Marion | OH | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| CRCimco Recycling | Marion | IL | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| GIGrede Ii LLC Marion | Marion | AL | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| LMLockheed Martin Sippican | Marion | MA | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| MMMarion Manufacturing, Inc. | Marion | KS | Primary Metal Manufacturing331221 | 20-99 | ◐ LIKELY ACTIVE |
| PGPhoenix Global, LLC-Marion | Marion | OH | Primary Metal Manufacturing331110 | 1-19 | ◐ LIKELY ACTIVE |
| AIAvm INC | Marion | SC | Primary Metal Manufacturing331112 | — | ◇ UNVERIFIED |
| GIGrede Ii LLC Marion | Marion | AL | Primary Metal Manufacturing331410 | — | ◇ UNVERIFIED |
| SASlob and Sons Pipe & Casing, INC. | Marion | OH | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
