| Business | Phone |
| Barker Inc 1600 Wabash Ave # A, Fort Wayne 46803 | (260) 423-4570 |
| Intratek Engineering 3209 Clearfield Ct, Fort Wayne 46808 | (260) 484-3377 |
| Prairie Technology Group Inc 6624 Pawawna Dr, Fort Wayne 46815 | (260) 485-5403 |
| Lord Corp 6108 Highgate Pl, Fort Wayne 46815 | (260) 493-9731 |