| ETElemco Tool LTD | Clinton Twp | — | ◇ UNVERIFIED |
| EMEmet Manufacturing, INC. | Warren | — | ◇ UNVERIFIED |
 Energy Steel & Supply CO | Lapeer | — | ◇ UNVERIFIED |
| EEEutectic Engineering INC | Detroit | — | ◇ UNVERIFIED |
| EPExceptional Product Sales LLC | Clinton Township | — | ◇ UNVERIFIED |
| FMFederal Mogul Corp-sparta Foundry | Sparta | — | ◇ UNVERIFIED |
| FPFederal Pipe & Supply CO | Detroit | — | ◇ UNVERIFIED |
| FPFerrous Processing and Trading CO. (slc Recycling) | Warren | — | ◇ UNVERIFIED |
| FAFine Art Sculpture Centre | Clarkston | — | ◇ UNVERIFIED |
| FIFort Iron & Metal Company | Detroit | — | ◇ UNVERIFIED |
| FAFox Aluminum Products, INC. | Hazel Park | — | ◇ UNVERIFIED |
| FDFuture Die Cast Engineering Acquisitions LLC | Shelby Township | — | ◇ UNVERIFIED |
| GCGarys Custom Optical | Auburn Hills | — | ◇ UNVERIFIED |
| GJGerdau Jackson Plt | Jackson | — | ◇ UNVERIFIED |
| GMG M Brass & Aluminum Foundry CORP | Benton Harbor | — | ◇ UNVERIFIED |
| GLGreat Lakes Casting | Ludington | — | ◇ UNVERIFIED |
| GLGreat Lakes Casting CORP | Holland | — | ◇ UNVERIFIED |
| GLGreat Lakes Die Cast CORP | Muskegon | — | ◇ UNVERIFIED |
| GHGrede Holdings LLC | Novi | — | ◇ UNVERIFIED |
| HSHeartland Steel Prod LLC | Marysville | — | ◇ UNVERIFIED |
| HSHeidtman Steel | Erie | — | ◇ UNVERIFIED |
| HSHeidtman Steel Products | Erie | — | ◇ UNVERIFIED |
| HDHermel Die Casting | Eau Claire | — | ◇ UNVERIFIED |
| HAHydro Automotive Structures North America INC | Holland | — | ◇ UNVERIFIED |
| HEHydro Extrusion North America | Kalamazoo | — | ◇ UNVERIFIED |
| IIIcg - Inverness Castings Group INC | Dowagiac | — | ◇ UNVERIFIED |
| IEIndustrial Extrusions INC | Garden City | — | ◇ UNVERIFIED |
| IDItw Drawform | Holland | — | ◇ UNVERIFIED |
| ISIw & S INC | River Rouge | — | ◇ UNVERIFIED |
| JCJp Castings INC Dba Specialty Castings | Springport | — | ◇ UNVERIFIED |
| KPKBE Precision Products, LLC | New Baltimore | — | ◇ UNVERIFIED |
| KIKramer International INC | Shelby Township | — | ◇ UNVERIFIED |
| LDLakeshore Die Cast | Baroda | — | ◇ UNVERIFIED |
| MSMain Stainless Steel INC | Sterling Heights | — | ◇ UNVERIFIED |
| MMMarcellus Metalcasters INC | Marcellus | — | ◇ UNVERIFIED |
| MMat-tek | Flushing | — | ◇ UNVERIFIED |
| MCMetalloy CORP Foundry Div | Hudson | — | ◇ UNVERIFIED |
| MTMetal Technologies Dba Ravenna Ductile Iron Plant | Ravenna | — | ◇ UNVERIFIED |
| MTMetal Tech Products, INC | Detroit | — | ◇ UNVERIFIED |
| MLMetavation LLC Vassar Plt | Vassar | — | ◇ UNVERIFIED |
| MDMichigan Die Casting LLC. | Dowagiac | — | ◇ UNVERIFIED |
| MMMichigan Metal Technologies INC | Chesterfield | — | ◇ UNVERIFIED |
| MSMichigan Steel Industries INC Dba Michigan Steel Strapping | Taylor | — | ◇ UNVERIFIED |
| MMMidwest Metallurgical Laboratory INC | Marshall | — | ◇ UNVERIFIED |
| MFMike's Foundry INC. | Ravenna | — | ◇ UNVERIFIED |
| MSMill Steel CO | Melvindale | — | ◇ UNVERIFIED |
| MPMinerals Processing CORP | Stephenson | — | ◇ UNVERIFIED |
| MMM & M Die Cast | Bridgman | — | ◇ UNVERIFIED |
| MSMounsey Steel Products | Erie | — | ◇ UNVERIFIED |
| MCMpg Casting Technologies | Kingsford | — | ◇ UNVERIFIED |
