Allison Transmission, INC. Dba Walker Die Casting | Lewisburg | 100–499 | ● ACTIVE |
| BMBristol Metals Limited Partnership | Bristol | 100–499 | ● ACTIVE |
| CSCmc Steel Tennessee | Knoxville | 100–499 | ● ACTIVE |
| GAGranges Americas INC | Huntingdon | 500+ | ● ACTIVE |
Heraeus Precious Metals North America, LLC | Wartburg | 1–19 | ● ACTIVE |
Kennametal INC | La Vergne | 100–499 | ● ACTIVE |
Knoxville Sheet Metal Works, INC | Knoxville | 20–99 | ● ACTIVE |
| LMLodge Manufacturing Company | South Pittsburg | 500+ | ● ACTIVE |
Magotteaux, INC. | Franklin | 100–499 | ● ACTIVE |
| MLMagpro, LLC | Camden | 20–99 | ● ACTIVE |
| MAMastermelt America LLC | Sweetwater | 20–99 | ● ACTIVE |
Ngk Metals Corporation | Sweetwater | 20–99 | ● ACTIVE |
Novamet Specialty Products Corporation | Lebanon | 20–99 | ● ACTIVE |
Nuclear Lead Co, INC. | Oak Ridge | 1–19 | ● ACTIVE |
Nucor Steel Memphis, INC | Memphis | 500+ | ● ACTIVE |
Olympic Industries, LLC | Cordova | 20–99 | ● ACTIVE |
Precision Castings of Tennessee, INC. | Gallatin | 20–99 | ● ACTIVE |
| PZPurity Zinc Metals, LLC | Clarksville | 20–99 | ● ACTIVE |
| RAReal Alloy Recycling LLC | Loudon | 20–99 | ● ACTIVE |
| TATennessee Aluminum Processors INC | Mount Pleasant | 20–99 | ● ACTIVE |
Unarco Material Handling, LLC | Springfield | 100–499 | ● ACTIVE |
Allied Metals CO | Johnson City | — | ● ACTIVE |
Aquashield, INC | Hixson | 1–19 | ● ACTIVE |
Artazn LLC | Greeneville | 100–499 | ● ACTIVE |
John Bouchard & Sons CO. | Nashville | — | ● ACTIVE |
Kaiser Aluminum Investments Company | Franklin | 500+ | ● ACTIVE |
Saber Steel LLC | Millington | 20–99 | ● ACTIVE |
| WPWacker Polysilicon North America | Charleston | 500+ | ● ACTIVE |
Gadolyn, INC. | Kingston | — | ● ACTIVE |
Kaiser Aluminum Fabricated Products, LLC | Jackson | — | ● ACTIVE |
Regenx USA INC | Newport | — | ● ACTIVE |
Total Structures INC | Whites Creek | — | ● ACTIVE |
| URUnited Rare Earths, INC | Jacksboro | — | ● ACTIVE |
| AMAllied Metal CO | Chattanooga | 20–99 | ◐ LIKELY ACTIVE |
| HGHerman Grant Co., INC. | Chattanooga | 20–99 | ◐ LIKELY ACTIVE |
| HCHoeganaes CORP | Gallatin | 100–499 | ◐ LIKELY ACTIVE |
| JAJordan Aluminum Company, LLC | Memphis | 100–499 | ◐ LIKELY ACTIVE |
| MPMills Products, INC. | Athens | 100–499 | ◐ LIKELY ACTIVE |
| MFMueller Fittings CO INC | Covington | 20–99 | ◐ LIKELY ACTIVE |
| NTNemak TEN | Dickson | 100–499 | ◐ LIKELY ACTIVE |
| NMNielsen Moulding, LLC | Gainesboro | 20–99 | ◐ LIKELY ACTIVE |
Nyrstar Clarksville INC. | Clarksville | — | ◐ LIKELY ACTIVE |
| SASteward Advanced Materials LLC | Chattanooga | 20–99 | ◐ LIKELY ACTIVE |
| SWSumiden Wire Products CORP | Dickson | 20–99 | ◐ LIKELY ACTIVE |
| TITennetek INC | Sparta | 1–19 | ◐ LIKELY ACTIVE |
| TFTpr Federal-mogul Tennessee, INC | Lawrenceburg | 100–499 | ◐ LIKELY ACTIVE |
| CBCopperweld Bimetallics LLC | Fayetteville | 500+ | ◐ LIKELY ACTIVE |
| JCJeffrey Chain Corporation | Morristown | 100–499 | ◐ LIKELY ACTIVE |
| KSK & S Steel Fabrication, INC | Manchester | 1–19 | ◐ LIKELY ACTIVE |
| MIMagotteaux INC | Pulaski | 100–499 | ◐ LIKELY ACTIVE |