| Business | Phone |
| J Om Consulting Inc 1613 Tantor Rd, Dallas 75229 | (972) 556-1026 |
| Wier & Assoc Dallas 75211 | (214) 467-7700 |
| Teague Nall & Perkins Inc 12160 Abrams Rd, Dallas 75243 | (214) 461-9867 |
| Pacheco Koch Consulting Engrs 8350 N Central Expy 1000, Dallas 75206 | (972) 235-3031 |
| Nathan D Maier Consulting Engr 8080 Park Ln 600, Dallas 75231 | (214) 739-4741 |
| L R Goodson 5445 La Sierra Dr 300, Dallas 75231 | (214) 739-8100 |
| Sunland Group 6060 N Central Expy 249, Dallas 75206 | (214) 800-2808 |
| Webb Consulting Group Inc 6324 Bandera Ave D, Dallas 75225 | (214) 696-2828 |
| Brockette-Davis-Drake Inc 4144 N Central Expy 1100, Dallas 75204 | (214) 824-3647 |
| Winkelmann & Assoc 6750 Hillcrest Plaza Dr 100, Dallas 75230 | (972) 490-7090 |
| Ferguson-Deere Inc 9817 Kingsley Rd, Dallas 75238 | (214) 348-2821 |