| Business | Phone |
| B S Engineering 8092 Keystone Dr, Omaha 68134 | (402) 571-3272 |
| Thompson Dreessen & Dorner 10836 Old Mill Rd, Omaha 68154 | (402) 330-8860 |
| Structural Systems Design 11224 Curtis Ave, Omaha 68164 | (402) 991-7234 |
| Shaffer & Stevens 9910 N 48th St 204, Omaha 68152 | (402) 455-7698 |
| Reznicek Engineering Inc 14811 Berry Cir, Omaha 68137 | (402) 894-0112 |
| Rick Berry & Assoc 11516 Nicholas St 203, Omaha 68154 | (402) 496-3088 |
| Rupprecht Engineering Inc 10730 Pacific St 117, Omaha 68114 | (402) 399-2092 |
| Nielsen-Baumert Engineering 9802 Nicholas St 105, Omaha 68114 | (402) 496-4750 |
| Novotny Engineering Group 1706 N 130th Avenue Cir, Omaha 68154 | (402) 445-8337 |
| Grasmick Engineering Inc 7117 Farnam St 9, Omaha 68132 | (402) 399-7000 |
| Kenneth Lathrum & Assoc 1901 N 81st St, Omaha 68114 | (402) 391-5861 |
| Ktg Rail Bridge Inc Omaha 68144 | (402) 697-1455 |