Hyatt Die Cast and Engineering Corporation - South | Cypress | CA | Primary Metal Manufacturing331521 | — | ● ACTIVE |
| HLHybar LLC | Osceola | AR | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
Hygrade Metal Moulding Manufacturing CORP. | Bethlehem | PA | Primary Metal Manufacturing331316 | — | ● ACTIVE |
| IAIbc Advanced Alloys | Franklin | IN | Primary Metal Manufacturing331523 | 20-99 | ● ACTIVE |
Icd Melting Solutions LLC | Albertville | AL | Primary Metal Manufacturing331492 | 20-99 | ● ACTIVE |
| ILIdaho Laboratories CORP | Idaho Falls | ID | Primary Metal Manufacturing331222 | — | ● ACTIVE |
| IAIndustrial Alloys INC | Indian Trail | NC | Primary Metal Manufacturing331210 | 20-99 | ● ACTIVE |
Integra-cast, LLC. | New Britain | CT | Primary Metal Manufacturing331524 | — | ● ACTIVE |
Interamerica Stage, INC. | Sanford | FL | Primary Metal Manufacturing331210 | 100-499 | ● ACTIVE |
Intramicron, INC | Auburn | AL | Primary Metal Manufacturing331222 | — | ● ACTIVE |
Iowa Steel Treating, INC. | Bettendorf | IA | Primary Metal Manufacturing331111 | — | ● ACTIVE |
Ipc Foundry Group, INC. | Lindon | UT | Primary Metal Manufacturing331512 | 20-99 | ● ACTIVE |
| JMJd Machine CORP | Ogden | UT | Primary Metal Manufacturing331315 | 100-499 | ● ACTIVE |
John Bouchard & Sons CO. | Nashville | TN | Primary Metal Manufacturing331511 | — | ● ACTIVE |
| JDJohn Deere Foundry Waterloo | Waterloo | IA | Primary Metal Manufacturing331511 | 100-499 | ● ACTIVE |
John List Corporation | Chatsworth | CA | Primary Metal Manufacturing331419 | — | ● ACTIVE |
Johnson Brass & Machine Foundry INC | Saukville | WI | Primary Metal Manufacturing331525 | — | ● ACTIVE |
| JMJohnson Matthey INC. | West Chester | PA | Chemical Manufacturing325998 | 100-499 | ● ACTIVE |
Judd Wire INC. | Turners Falls | MA | Primary Metal Manufacturing331420 | 100-499 | ● ACTIVE |
Justice Design Group, LLC | Compton | CA | Primary Metal Manufacturing331513 | — | ● ACTIVE |
| KIKennametal, INC - Huntsville | Huntsville | AL | Primary Metal Manufacturing331221 | 100-499 | ● ACTIVE |
Kimura Foundry America, INC | Shelbyville | IN | Primary Metal Manufacturing331511 | — | ● ACTIVE |
Korff Holdings, LLC | Salem | OH | Primary Metal Manufacturing331511 | — | ● ACTIVE |
| KMKortick Manufacturing | Pittsburg | CA | Primary Metal Manufacturing331511 | 20-99 | ● ACTIVE |
Leroy Tool & Die INC | Leroy | MI | Primary Metal Manufacturing331521 | — | ● ACTIVE |
| LMLite Magnesium Products INC | Ravenna | OH | Primary Metal Manufacturing331491 | 20-99 | ● ACTIVE |
Lodi Iron Works, INC. | Lodi | CA | Primary Metal Manufacturing331511 | — | ● ACTIVE |
Lovejoy, LLC | South Haven | MI | Primary Metal Manufacturing331523 | — | ● ACTIVE |
| LILucas-milhaupt, INC. | Cudahy | WI | Primary Metal Manufacturing331491 | 100-499 | ● ACTIVE |
Luxfer Magtech INC | Saxonburg | PA | Chemical Manufacturing325180 | — | ● ACTIVE |
| MTMarkin Tubing | Wyoming | NY | Primary Metal Manufacturing331210 | 20-99 | ● ACTIVE |
Marlin Steel Wire Products LLC | Baltimore | MD | Primary Metal Manufacturing331222 | — | ● ACTIVE |
| MNMaterion Newton INC | Newton | MA | Primary Metal Manufacturing331410 | 100-499 | ● ACTIVE |
| MPMdc Precision LLC | Hayward | CA | Primary Metal Manufacturing331110 | — | ● ACTIVE |
Med-pac INC | Lake Park | MN | Primary Metal Manufacturing331210 | — | ● ACTIVE |
Metallus INC. | Canton | OH | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
Metalor Technologies USA Corporation | North Attleboro | MA | Chemical Manufacturing325180 | — | ● ACTIVE |
Metalwerks, INC. | Aliquippa | PA | Primary Metal Manufacturing331419 | — | ● ACTIVE |
| MBMetro Boiler Tube Company, INC. | Ringgold | GA | Primary Metal Manufacturing331210 | 100-499 | ● ACTIVE |
| MSMetro Steel & Pipe Supply, INC. | Tavares | FL | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
Microcast Technologies CORP | Linden | NJ | Primary Metal Manufacturing331523 | — | ● ACTIVE |
Midwest Aerospace Casting, LLC | Merrillville | IN | Primary Metal Manufacturing331524 | — | ● ACTIVE |
Midwest Bale Ties INC | Crawfordsville | IN | Primary Metal Manufacturing331222 | — | ● ACTIVE |
Mitternight Boiler Works INC | Satsuma | AL | Primary Metal Manufacturing331210 | — | ● ACTIVE |
| MRMountain Ridge Metals INC | Millersburg | PA | Primary Metal Manufacturing331318 | 100-499 | ● ACTIVE |
National Chimney Supply-vermont, INC. | South Burlington | VT | Primary Metal Manufacturing331210 | — | ● ACTIVE |
National Fence Systems INC. | Avenel | NJ | Primary Metal Manufacturing331111 | — | ● ACTIVE |
| NANebraska Aluminum Castings INC | Hastings | NE | Primary Metal Manufacturing331521 | 20-99 | ● ACTIVE |
| NANemak Alabama | Sylacauga | AL | Primary Metal Manufacturing331523 | 500+ | ● ACTIVE |
Neuman Aluminium Impact Extrusion, INC. | Waynesboro | VA | Primary Metal Manufacturing331315 | — | ● ACTIVE |