| PKP Kay Metal LLC - Lewiston Facility | Lewiston | ID | Primary Metal Manufacturing331491 | 20-99 | ● ACTIVE |
 Hcmp, INC. | Hayden | ID | Primary Metal Manufacturing331313 | 20-99 | ● ACTIVE |
| ILIdaho Laboratories CORP | Idaho Falls | ID | Primary Metal Manufacturing331222 | — | ● ACTIVE |
 Bishtec LLC | Blackfoot | ID | Primary Metal Manufacturing331210 | — | ● ACTIVE |
 Gateway Materials, INC | Lewiston | ID | Primary Metal Manufacturing331210 | — | ● ACTIVE |
 Greybeard Steel LLC | Post Falls | ID | Primary Metal Manufacturing331210 | — | ● ACTIVE |
 Windy Hill Supply CORP. | Ketchum | ID | Primary Metal Manufacturing331491 | — | ● ACTIVE |
| BBBlackfoot Brass | Blackfoot | ID | Primary Metal Manufacturing331529 | 20-99 | ◐ LIKELY ACTIVE |
| RIReo Industries, INC. | Hayden | ID | Primary Metal Manufacturing331524 | 20-99 | ◐ LIKELY ACTIVE |
| EMEssential Metals CORP | Kellogg | ID | Primary Metal Manufacturing331419 | — | ◇ UNVERIFIED |
| BSBriggs Steel, INC | Rigby | ID | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| IPIdaho Plant | Cda | ID | Primary Metal Manufacturing331491 | 20-99 | ◐ LIKELY ACTIVE |
| PRPerpetua Resources Idaho INC | Boise | ID | Primary Metal Manufacturing331410 | — | ◐ LIKELY ACTIVE |
| SFSteel fabrication | Kuna | ID | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| SPStrategic Pursuits LLC | Coeur D Alene | ID | Primary Metal Manufacturing331410 | — | ◐ LIKELY ACTIVE |
| SSvbbellevue | Bellevue | ID | Primary Metal Manufacturing331529 | 20-99 | ◐ LIKELY ACTIVE |
| SVSun Valley Bronze | Carey | ID | Primary Metal Manufacturing331529 | — | ◇ UNVERIFIED |
| BFBoise Foundry and Machine | Melba | ID | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| GSGem State Alloys | Caldwell | ID | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| IMIbex Metal LLC | Bonners Ferry | ID | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| IFIdaho Falls Foundry & Machine | Idaho Falls | ID | Primary Metal Manufacturing331419 | — | ◇ UNVERIFIED |
| KFKits Foundry and Machine, INC. | Shelley | ID | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| PTProduction Technologies INC | Preston | ID | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| RIReo Industries, INC. Dba La Aluminum Casting CO. | Hayden | ID | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| RMR&h Machine INC | Caldwell | ID | Primary Metal Manufacturing331529 | — | ◇ UNVERIFIED |
| SMSpg Mechanical | Pocatello | ID | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
