| Business | Phone |
| Eaton Cutler-Hammer 4620 Proximity Dr A, Louisville 40213 | (502) 961-5522 |
| Ge Co 4350 Robards Ln, Louisville 40218 | (502) 451-8319 |
| Greenlee Textron 4601 E Indian Trl, Louisville 40213 | (502) 966-2508 |
| Johnson Controls Inc 9410 Bunsen Pkwy 100, Louisville 40220 | (502) 499-2135 |
| K C Electronics 310 Production Ct, Louisville 40299 | (502) 491-2565 |
| Lou Marks & Sons Inc 4446 Kiln Ct, Louisville 40218 | (502) 584-8441 |
| Maverick Tube 7000 International Dr, Louisville 40258 | (502) 935-2544 |
| Samsung Electronics America 10503 Timberwood Cir 212, Louisville 40223 | (502) 425-4301 |
| Solectron Global Svcs Ky 4500 Commerce Crossing Dr, Louisville 40229 | (502) 810-2280 |
| Sypris Solutions Inc 101 Bullitt Ln 450, Louisville 40222 | (502) 329-2000 |