| CACertified Alloy Products INC | Long Beach | CA | Primary Metal Manufacturing331492 | 100-499 | ◐ LIKELY ACTIVE |
| CCChromalloy Castings Tampa CORP | Tampa | FL | Primary Metal Manufacturing331523 | 100-499 | ◐ LIKELY ACTIVE |
| CACity Aluminum Foundry | Waterford | MI | Primary Metal Manufacturing331524 | 20-99 | ◐ LIKELY ACTIVE |
| CLC L Dews and Sons Foundry and Machinery Company INC | Hattiesburg | MS | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |
| CMConcast Metal Products CO | Mars | PA | Primary Metal Manufacturing331523 | 20-99 | ◐ LIKELY ACTIVE |
| CPConsolidated Precision Products | Euclid | OH | Primary Metal Manufacturing331512 | 100-499 | ◐ LIKELY ACTIVE |
Craig Wire Products, LLC | Douglasville | GA | Primary Metal Manufacturing331420 | — | ◐ LIKELY ACTIVE |
| CICrucible Industries LLC | Solvay | NY | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| CFCrystal Finishing Systems INC - Mosinee | Mosinee | WI | Primary Metal Manufacturing331318 | 100-499 | ◐ LIKELY ACTIVE |
| CCCullman Casting Corporation | Cullman | AL | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |
| DMDee Mfg | Crookston | MN | Primary Metal Manufacturing331524 | 20-99 | ◐ LIKELY ACTIVE |
| DSDeloro Stellite INC | Goshen | IN | Primary Metal Manufacturing331314 | 20-99 | ◐ LIKELY ACTIVE |
| DSDelta Steel and Tube | Florence | AL | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| DPDe Pere Foundry INC | De Pere | WI | Primary Metal Manufacturing331510 | 20-99 | ◐ LIKELY ACTIVE |
| DMDormont Mfg CO | Export | PA | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| DIDualtech Incorporated | Franklin | IN | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |
| DBDura Bond Pipe Llc/steelton | Steelton | PA | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| EFEagle Foundry | Eagle Creek | OR | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |
| EAEastern Alloys INC | Maybrook | NY | Primary Metal Manufacturing331419 | 20-99 | ◐ LIKELY ACTIVE |
| EREcobat Resources | Indianapolis | IN | Primary Metal Manufacturing331492 | 100-499 | ◐ LIKELY ACTIVE |
| EMEngineered Materials Solutions INC | Attleboro | MA | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| FRFall River Foundry CO | Fall River | WI | Primary Metal Manufacturing331520 | 100-499 | ◐ LIKELY ACTIVE |
| FBFelker Brothers CORP | Glasgow | KY | Primary Metal Manufacturing331210 | 20-99 | ◐ LIKELY ACTIVE |
| FRFlat Rock Metal INC | Flat Rock | MI | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| FMFord Meter Box Company INC | Wabash | IN | Primary Metal Manufacturing331525 | 500+ | ◐ LIKELY ACTIVE |
| FRFort Recovery Industries INC | Fort Recovery | OH | Primary Metal Manufacturing331523 | 100-499 | ◐ LIKELY ACTIVE |
| FCFulton County Processing LTD | Delta | OH | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| GSGannon & Scott INC | Cranston | RI | Primary Metal Manufacturing331410 | 20-99 | ◐ LIKELY ACTIVE |
Gannon & Scott Phoenix INC | Phoenix | AZ | Primary Metal Manufacturing331492 | — | ◐ LIKELY ACTIVE |
| GMGeneral Motors LLC - Bay City | Bay City | MI | Primary Metal Manufacturing331524 | 100-499 | ◐ LIKELY ACTIVE |
| GSGerdau Special Steel North America | Jackson | MI | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| GSGkn Sinter Metals | Gallipolis | OH | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| GSGkn Sinter Metals Dubois | Dubois | PA | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| GMGladieux Metals Recycling | Freeport | TX | Primary Metal Manufacturing331314 | 20-99 | ◐ LIKELY ACTIVE |
| GMGlobe Metallurgical | Selma | AL | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| GDG&m Die Casting CO INC | Wood Dale | IL | Primary Metal Manufacturing331521 | 20-99 | ◐ LIKELY ACTIVE |
| GAGordon Aluminum Industries | Schofield | WI | Primary Metal Manufacturing331316 | 100-499 | ◐ LIKELY ACTIVE |
| GLGreat Lakes Towers LLC | Monroe | MI | Primary Metal Manufacturing331221 | 20-99 | ◐ LIKELY ACTIVE |
| GMGreenville Metals INC | Transfer | PA | Primary Metal Manufacturing331492 | 20-99 | ◐ LIKELY ACTIVE |
| GTGreenville Tube Company | Clarksville | AR | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| HBHanger Bolt & Stud CO | Greenfield | IN | Primary Metal Manufacturing331222 | 20-99 | ◐ LIKELY ACTIVE |
| HSHaven Steel Products, INC. | Haven | KS | Primary Metal Manufacturing331513 | 20-99 | ◐ LIKELY ACTIVE |
Haynes International, INC. Dba Haynes Wire Company | Hendersonville | NC | Primary Metal Manufacturing331222 | 20-99 | ◐ LIKELY ACTIVE |
| HMHildreth Mfg LLC | Marion | OH | Primary Metal Manufacturing331522 | 20-99 | ◐ LIKELY ACTIVE |
| HCHoeganaes CORP | Gallatin | TN | Chemical Manufacturing325120 | 100-499 | ◐ LIKELY ACTIVE |
| HDHoffmann Die Cast LLC | St. Joseph | MI | Primary Metal Manufacturing331521 | 20-99 | ◐ LIKELY ACTIVE |
| HCHussey Copper LTD | Eminence | KY | Primary Metal Manufacturing331420 | 100-499 | ◐ LIKELY ACTIVE |
| ICId Castings of Illinois LLC | Martinsville | IL | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |
| IDImperial Die Casting | Liberty | SC | Primary Metal Manufacturing331521 | 100-499 | ◐ LIKELY ACTIVE |
| IZImperial Zinc CORP | Chicago | IL | Primary Metal Manufacturing331420 | 20-99 | ◐ LIKELY ACTIVE |