| Business | Phone |
| Applied Structural Design Inc 5211 Bitter Creek Pl, Fort Wayne 46814 | (260) 704-3402 |
| Contech Engineers Inc 4656 W Jefferson Blvd # 100, Fort Wayne 46804 | (260) 432-8641 |
| Weatherford Engineering 3617 Delray Dr, Fort Wayne 46815 | (260) 484-6982 |
| Structural Engineering Svc 9930 Notestine Rd, Fort Wayne 46835 | (260) 627-2284 |