| Business | Phone |
| Ameresco 4425 W Airport Fwy, Irving 75062 | (972) 258-4144 |
| Sundance Resources 4925 N O Connor Rd 101, Irving 75062 | (972) 870-9995 |
| Eureka Resources 5215 N O Connor Blvd # 200, Irving 75039 | (972) 868-9171 |
| Pioneer Natural Resources Usa 363 W Fork, Irving 75039 | (972) 869-3016 |
| Real Com 5215 N O Connor Blvd, Irving 75039 | (972) 869-8100 |
| Jpe-Omni Power 4322 N Belt Line Rd, Irving 75038 | (972) 594-5700 |