| Business | Phone |
| A J Bedford Group Inc 4222 Rosehill Rd 2, Garland 75043 | (972) 240-5999 |
| Boling Engineering Assoc 2018 Frances Dr, Garland 75042 | (972) 276-5073 |
| M K Engineers 2722 W Kingsley Rd, Garland 75041 | (972) 271-4987 |
| Monk Consulting Engineers 1200 W State St, Garland 75040 | (972) 272-1763 |
| D P Consulting 2101 Windy Ridge Ln, Garland 75044 | (972) 496-6486 |
| Cadick Corp 5010 Worthing Dr, Garland 75043 | (972) 240-1594 |
| Quality Power Solutions 822 Greencove Dr, Garland 75040 | (972) 272-7406 |
| Questech Service Corp 2201 Executive Dr, Garland 75041 | (972) 278-8006 |
| R-Delta Engineers Inc 618 Main St, Garland 75040 | (972) 494-5031 |
| Randy L Cooper Consulting Engr 1919 S Shiloh Rd # 520, Garland 75042 | (972) 271-6605 |
| Robinett & Assoc 2714 W Kingsley Rd # B1, Garland 75041 | (972) 840-8989 |
| Tkc Consulting 529 Pebblecreek Dr, Garland 75040 | (972) 414-3991 |
| Wharry Engineering 316 N Glenbrook Dr B, Garland 75040 | (972) 272-4116 |