| CCConstellium Ctec | Plymouth | MI | Primary Metal Manufacturing331315 | — | ◇ UNVERIFIED |
| CDContech Div of Spx CORP | Alma | MI | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| CWCTS Welding LLC | Bloomingdale | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| DWDetroit Welded Tube | Detroit | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| DSDisplay Structures INC | Troy | MI | Primary Metal Manufacturing331319 | — | ◇ UNVERIFIED |
| DMDiversified Machine INC Dba Chassix INC | Howell | MI | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| DSDunn-wright Steel | Lapeer | MI | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| EUEj USA INC | Oak Park | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| EUEj USA INC | Sunfield | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| ETElemco Tool LTD | Clinton Twp | MI | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| EMEmet Manufacturing, INC. | Warren | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| EEEutectic Engineering INC | Detroit | MI | Primary Metal Manufacturing331512 | — | ◇ UNVERIFIED |
| EPExceptional Product Sales LLC | Clinton Township | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| FMFederal Mogul Corp-sparta Foundry | Sparta | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| FPFerrous Processing and Trading CO. (slc Recycling) | Warren | MI | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| FAFine Art Sculpture Centre | Clarkston | MI | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| FIFort Iron & Metal Company | Detroit | MI | Primary Metal Manufacturing331410 | — | ◇ UNVERIFIED |
| FDFuture Die Cast Engineering Acquisitions LLC | Shelby Township | MI | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| GCGarys Custom Optical | Auburn Hills | MI | Primary Metal Manufacturing331111 | — | ◇ UNVERIFIED |
| GMG M Brass & Aluminum Foundry CORP | Benton Harbor | MI | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| GLGreat Lakes Casting CORP | Holland | MI | Primary Metal Manufacturing331528 | — | ◇ UNVERIFIED |
| GLGreat Lakes Die Cast CORP | Muskegon | MI | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| GHGrede Holdings LLC | Novi | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| HSHeidtman Steel | Erie | MI | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| HDHermel Die Casting | Eau Claire | MI | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| IIIcg - Inverness Castings Group INC | Dowagiac | MI | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| IEIndustrial Extrusions INC | Garden City | MI | Primary Metal Manufacturing331312 | — | ◇ UNVERIFIED |
| IDItw Drawform | Holland | MI | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| ISIw & S INC | River Rouge | MI | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| JCJp Castings INC Dba Specialty Castings | Springport | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| KPKBE Precision Products, LLC | New Baltimore | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| MMMarcellus Metalcasters INC | Marcellus | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| MCMetalloy CORP Foundry Div | Hudson | MI | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| MTMetal Technologies Dba Ravenna Ductile Iron Plant | Ravenna | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| MLMetavation LLC Vassar Plt | Vassar | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| MDMichigan Die Casting LLC. | Dowagiac | MI | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| MSMichigan Steel Industries INC Dba Michigan Steel Strapping | Taylor | MI | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| MMMidwest Metallurgical Laboratory INC | Marshall | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| MFMike's Foundry INC. | Ravenna | MI | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| MSMill Steel CO | Melvindale | MI | Primary Metal Manufacturing331111 | — | ◇ UNVERIFIED |
| MPMinerals Processing CORP | Stephenson | MI | Primary Metal Manufacturing331316 | — | ◇ UNVERIFIED |
| MMM & M Die Cast | Bridgman | MI | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| MSMounsey Steel Products | Erie | MI | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| OOjibway | Ecorse | MI | Primary Metal Manufacturing331512 | — | ◇ UNVERIFIED |
| OSOlympic Steel INC | Detroit | MI | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| OROttawa River Steel | Detroit | MI | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| PMPadnos Manufacturing INC | Grand Rapids | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| PIPal-tec INC | Wallace | MI | Primary Metal Manufacturing331512 | — | ◇ UNVERIFIED |
| PGPanther Global Technologies | Wixom | MI | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| PAPortage Aluminum Foundry | Galesburg | MI | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
