| Business | Phone |
| Aguilar Engineering Inc 11450 James Watt Dr, El Paso 79936 | (915) 594-7878 |
| Ch2m Hill 445 Executive Center Blvd #110, El Paso 79902 | (915) 543-9089 |
| Coronado Group Inc 299 Shadow Mountain Dr, El Paso 79912 | (915) 581-8800 |
| Goodwin Engineering Inc 1200 Golden Key Cir # 214, El Paso 79925 | (915) 590-1622 |
| Herrera Stafford & Assoc 800 Rosinante Rd, El Paso 79922 | (915) 584-2020 |
| Huit & Zollars Inc 5822 Cromo Dr # 210, El Paso 79912 | (915) 587-4339 |
| Martinez Engineering Group 800 N Mesa St # 250, El Paso 79902 | (915) 544-4462 |
| S & B Infrastructure 1155 Westmoreland Dr, El Paso 79925 | (915) 771-0925 |
| Plaza Engineering Consultants 710 N Saint Vrain St, El Paso 79902 | (915) 533-8994 |
| Raba-Kistner Consultants Inc 7002 Commerce Ave, El Paso 79915 | (915) 778-5233 |
| Parkhill Smith & Cooper 810 E Yandell Dr, El Paso 79902 | (915) 533-6811 |