| BSBeverly Steel Corporation | Knoxville | TN | Primary Metal Manufacturing331210 | 20-99 | ◐ LIKELY ACTIVE |
| BABonnell Aluminum, Inc. - Carthage | Carthage | TN | Primary Metal Manufacturing331318 | 500+ | ◐ LIKELY ACTIVE |
| BOBwxt Ordnance Tennessee, INC. | Jonesborough | TN | Primary Metal Manufacturing331528 | — | ◐ LIKELY ACTIVE |
| GTG&l Tube, LLC | Cookeville | TN | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| MWMi Windows & Doors INC Mi Metals INC Smyrna | Smyrna | TN | Primary Metal Manufacturing331316 | — | ◐ LIKELY ACTIVE |
| NANorth American Royalties INC. Wheland Automotive Industries | Chattanooga | TN | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| PUPandrol USA LP | Memphis | TN | Primary Metal Manufacturing331528 | 100-499 | ◐ LIKELY ACTIVE |
| PTParthenon Tube | La Vergne | TN | Primary Metal Manufacturing331210 | 20-99 | ◐ LIKELY ACTIVE |
| TETri-City Extrusion TCE1 | Bristol | TN | Primary Metal Manufacturing331316 | 100-499 | ◐ LIKELY ACTIVE |
| TETri-City Extrusion TCE2 | Bristol | TN | Primary Metal Manufacturing331316 | 20-99 | ◐ LIKELY ACTIVE |
| TCTte Casting Technologies INC | Oak Ridge | TN | Primary Metal Manufacturing331521 | 20-99 | ◐ LIKELY ACTIVE |
| WMWW Manufacturing | Livingston | TN | Primary Metal Manufacturing331111 | 20-99 | ◐ LIKELY ACTIVE |
| ARArgentum Recycling, LLC | Dandridge | TN | Primary Metal Manufacturing331419 | — | ◐ LIKELY ACTIVE |
| BABonnell Aluminum, INC. | Gordonsville | TN | Primary Metal Manufacturing331314 | — | ◐ LIKELY ACTIVE |
| CSCustom Steel Fabricators, INC. | Columbia | TN | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| MGMetalico-college Grove, INC. | College Grove | TN | Primary Metal Manufacturing331492 | — | ◐ LIKELY ACTIVE |
| RURegenx USA INC | Greeneville | TN | Primary Metal Manufacturing331492 | — | ◐ LIKELY ACTIVE |
| SSSinova Silicon LLC | Tiptonville | TN | Primary Metal Manufacturing331410 | 1-19 | ◐ LIKELY ACTIVE |
| ACAccu Cast Operations | Chattanooga | TN | Primary Metal Manufacturing331512 | — | ◇ UNVERIFIED |
| ATAcupowder Tn LLC | Greenback | TN | Primary Metal Manufacturing331423 | — | ◇ UNVERIFIED |
| AAAlchem Aluminum Shelbyville, INC. | Shelbyville | TN | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| ABAlcoa Business Park, LLC | Alcoa | TN | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| AEAlcoa Engineered Products | Elizabethton | TN | Primary Metal Manufacturing331316 | — | ◇ UNVERIFIED |
| AIAlcoa INC - West Plant | Alcoa | TN | Primary Metal Manufacturing331315 | — | ◇ UNVERIFIED |
| AUArconic U.s., Llc, South Plant | Alcoa | TN | Primary Metal Manufacturing331312 | — | ◇ UNVERIFIED |
| BABonnell Aluminum, INC. | Carthage | TN | Primary Metal Manufacturing331316 | — | ◇ UNVERIFIED |
| BGBurns Gauge & Machine, INC | Burns | TN | Primary Metal Manufacturing331111 | — | ◇ UNVERIFIED |
| CCCamden Casting Center INC | Camden | TN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| CRClinch River Casting INC. | Caryville | TN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
 Contech Engineered Solutions, LLC | Englewood | TN | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| CACooper-standard Automotive | Surgoinsville | TN | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| DPDavis Pipe INC. | Blountville | TN | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| GAGerdau Ameristeel US INC. | Jackson | TN | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| GUGladeville Utility District-2 Wells | Jackson | TN | Primary Metal Manufacturing331315 | — | ◇ UNVERIFIED |
| GCGreeneville Casting Incorporated | Greeneville | TN | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| JEJabil Environmental Technologies - Suite 152 | Memphis | TN | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| JBJohn Bouchard & Sons (closed) | Nashville | TN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| LJLock Joint Tube - Tennessee | Chattanooga | TN | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| MIMetaltek International Southern Centrifugal Div | Chattanooga | TN | Primary Metal Manufacturing331525 | — | ◇ UNVERIFIED |
| NLNiagara Lasalle Corporation | Chattanooga | TN | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| PRPathway Richland Division | Pulaski | TN | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| PMPerfection Molders | Goodlettsville | TN | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| PAPioneer Air Systems INC | Wartburg | TN | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| PPPipe Properties, LLC and Gateway View, LLC | Chattanooga | TN | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| RCRacran Corporation | Mount Pleasant | TN | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| RMRefined Metals | Memphis | TN | Primary Metal Manufacturing331423 | — | ◇ UNVERIFIED |
| SRSa Recycling - Knoxville Central F.k.a. Psc Metals, INC. | Knoxville | TN | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| SIScepter INC | Midway | TN | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| TSTri Star Aluminum Company, L.p. | Alexandria | TN | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| UIUnited Industries | Selmer | TN | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
