| WEWKW Erbsloeh Aluminum Solutions, Inc | Portage | MI | Primary Metal Manufacturing331313 | 100-499 | ◐ LIKELY ACTIVE |
| NMNion Metals LLC | Houghton | MI | Primary Metal Manufacturing331492 | — | ◐ LIKELY ACTIVE |
| ASAls Scrap Metals | Gladwin | MI | Primary Metal Manufacturing331491 | 1-19 | ◇ UNVERIFIED |
| AUAngstrom USA LLC | Taylor | MI | Primary Metal Manufacturing331210 | 20-99 | ◇ UNVERIFIED |
| BMBenzie Manufacturing LLC | Frankfort | MI | Primary Metal Manufacturing331210 | 1-19 | ◇ UNVERIFIED |
| BFBerne Foundry LLC (a1453) | Pigeon | MI | Primary Metal Manufacturing331511 | 20-99 | ◇ UNVERIFIED |
| CIChristianson Industries INC | Edwardsburg | MI | Primary Metal Manufacturing331315 | 20-99 | ◇ UNVERIFIED |
| CSContractors Steel Company | Belleville | MI | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| CWCTS Welding LLC | Bloomingdale | MI | Primary Metal Manufacturing331210 | 1-19 | ◇ UNVERIFIED |
 Energy Steel & Supply CO | Lapeer | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| FRFluid Routing Solutions | Big Rapids | MI | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| FAFox Aluminum Products, INC. | Hazel Park | MI | Primary Metal Manufacturing331315 | 1-19 | ◇ UNVERIFIED |
| HSHeartland Steel Prod LLC | Marysville | MI | Primary Metal Manufacturing331210 | 100-499 | ◇ UNVERIFIED |
| JBJohnson & Berry Manufacturing, Inc. | Lanse | MI | Primary Metal Manufacturing331210 | 1-19 | ◇ UNVERIFIED |
| LDLakeshore Die Cast | Baroda | MI | Primary Metal Manufacturing331523 | 20-99 | ◇ UNVERIFIED |
| LFLawford Fabricating CO INC | Oak Park | MI | Primary Metal Manufacturing331528 | 1-19 | ◇ UNVERIFIED |
| MSMain Stainless Steel INC | Sterling Heights | MI | Primary Metal Manufacturing331111 | 1-19 | ◇ UNVERIFIED |
| MMat-tek | Flushing | MI | Primary Metal Manufacturing331315 | 1-19 | ◇ UNVERIFIED |
| MTMetal Tech Products, INC | Detroit | MI | Primary Metal Manufacturing331210 | 1-19 | ◇ UNVERIFIED |
| QMQDC Manufacturing | Brighton | MI | Primary Metal Manufacturing331210 | 1-19 | ◇ UNVERIFIED |
| SCSmith Castings INC | Kingsford | MI | Primary Metal Manufacturing331513 | 20-99 | ◇ UNVERIFIED |
| SCSmith Castings LLC | Kingsford | MI | Primary Metal Manufacturing331513 | 20-99 | ◇ UNVERIFIED |
| TPThreaded Products CO | Richmond | MI | Primary Metal Manufacturing331511 | 1-19 | ◇ UNVERIFIED |
| WWilkast | Grand Rapids | MI | Primary Metal Manufacturing331522 | 20-99 | ◇ UNVERIFIED |
| AAA-1 Accurate, LLC | Grand Rapids | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| APABRS Properties | Detroit | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| ARAcme Roll Forming Company | Sebewaing | MI | Primary Metal Manufacturing331491 | — | ◇ UNVERIFIED |
| ADAdco Diecast CORP | Bridgman | MI | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| ASAlchemist Sculpture Foundry | Kalamazoo | MI | Primary Metal Manufacturing331528 | — | ◇ UNVERIFIED |
| AEAlcoa Engineered Structures | Lapeer | MI | Primary Metal Manufacturing331318 | — | ◇ UNVERIFIED |
| AHAlcoa Howmet - Ti Cast Plant 5 | Whitehall | MI | Primary Metal Manufacturing331512 | — | ◇ UNVERIFIED |
| AHAlcoa Howmet Titanium Ingot | Whitehall | MI | Primary Metal Manufacturing331528 | — | ◇ UNVERIFIED |
| ABAll Bending and Tubular Products LLC | Grand Rapids | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| ARAlloy Resources CORP | Muskegon | MI | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| ALAlutech, LLC Dba Chassix INC | Stevensville | MI | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| ASAmerican Spiral Weld Pipe | Flint | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| AFAnstey Foundry | Stevensville | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| AAperam | Sterling Heights | MI | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| ASAperam Stainless Services & Solutions | Sterling Heights | MI | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| AMArlington Metals CORP | Sawyer | MI | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| AIAuburn Industries A&A Inc | Auburn Hills | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
 Barron Industries | Oxford | MI | Primary Metal Manufacturing331512 | — | ◇ UNVERIFIED |
| BHBBGK Holdings Inc. | Troy | MI | Primary Metal Manufacturing331318 | — | ◇ UNVERIFIED |
| CDCameron Dynatorque | Muskegon | MI | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| CDCascade Die Casting / Mid-state | Grand Rapids | MI | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| CPCastco Products | Petoskey | MI | Primary Metal Manufacturing331512 | — | ◇ UNVERIFIED |
| CSChamplain Specialty Metals, INC. | Benton Harbor | MI | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| CACompass Automotive | Grand Rapids | MI | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| CAConstellium Automotive Structures North America | Van Buren Twp | MI | Primary Metal Manufacturing331312 | — | ◇ UNVERIFIED |
| CAConstellium Automotive USA LLC | Novi | MI | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
