| AMAudubon Metals LLC | Henderson | KY | Primary Metal Manufacturing331314 | 100-499 | ● ACTIVE |
| CACentury Aluminum Sebree LLC | Robards | KY | Primary Metal Manufacturing331312 | 500+ | ● ACTIVE |
| CACurtis-maruyasu America | Lebanon | KY | Primary Metal Manufacturing331210 | 100-499 | ● ACTIVE |
| FBFelker Brothers CORP Plant Ii | Glasgow | KY | Primary Metal Manufacturing331210 | 1-19 | ● ACTIVE |
| FWFritz Winter North America LP | Franklin | KY | Primary Metal Manufacturing331511 | 100-499 | ● ACTIVE |
| HCHussey Copper LTD | Eminence | KY | Primary Metal Manufacturing331420 | 100-499 | ● ACTIVE |
| HAHydro Aluminum Metals USA LLC | Henderson | KY | Primary Metal Manufacturing331314 | 20-99 | ● ACTIVE |
| NANorth American Stainless | Ghent | KY | Petroleum and Coal Products Manufacturing324199 | 500+ | ● ACTIVE |
| RAReal Alloy Recycling LLC | Morgantown | KY | Primary Metal Manufacturing331313 | 100-499 | ● ACTIVE |
Stephens Pipe & Steel LLC | Russell Springs | KY | Primary Metal Manufacturing331210 | 100-499 | ● ACTIVE |
| SBStupp Bridge Company | Bowling Green | KY | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| TDTrace Die Cast INC | Bowling Green | KY | Primary Metal Manufacturing331521 | 100-499 | ● ACTIVE |
| BCBilstein Cold Rolled Steel | Bowling Green | KY | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| KAKobelco Aluminum Products & Extrusions INC | Bowling Green | KY | Primary Metal Manufacturing331313 | 100-499 | ● ACTIVE |
| MUMinova USA INC | Georgetown | KY | Chemical Manufacturing325991 | — | ● ACTIVE |
| NSNucor Steel Brandenburg | Brandenburg | KY | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| SVSteel Ventures, INC. | Greenup | KY | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
Traughber Mechanical Services, INC. | Franklin | KY | Primary Metal Manufacturing331210 | 20-99 | ● ACTIVE |
Beneke Holdings LLC | Louisville | KY | Primary Metal Manufacturing331318 | — | ● ACTIVE |
Nucor Corporation | Brandenburg | KY | Primary Metal Manufacturing331110 | — | ● ACTIVE |
Plymouth Tube Company | Hopkinsville | KY | Primary Metal Manufacturing331491 | — | ● ACTIVE |
Prysmian Cables and Systems Usa, LLC | Lawrenceburg | KY | Primary Metal Manufacturing331420 | — | ● ACTIVE |
| VMVac Magnetics, LLC | Elizabethtown | KY | Primary Metal Manufacturing331110 | — | ● ACTIVE |