| Business | Phone |
| Garner Engineering & Cnsltng 6575 West Loop S 655, Bellaire 77401 | (713) 432-1422 |
| Gay & Loudermilk Engineers 4545 Bissonnet St 126, Bellaire 77401 | (713) 349-8279 |
| Maritime Systems Engineering 6800 West Loop S, Bellaire 77401 | (713) 839-8400 |
| Lemus & Assoc 5455 Dashwood St 700, Bellaire 77401 | (713) 661-9880 |
| Lentz Engineering Inc 4710 Bellaire Blvd, Bellaire 77401 | (713) 839-8900 |