| Business | Phone |
| Burner Fire Control 10777 Westheimer Rd, Houston 77042 | (713) 260-9677 |
| Grey Wolf Inc 10370 Richmond Ave 600, Houston 77042 | (713) 435-6100 |
| Accurate Directional Survey 783 Bradfield Rd, Houston 77060 | (281) 447-7842 |
| All Points Inc 9902 Cliffwood Dr, Houston 77096 | (713) 729-0600 |
| Awc Corp 211 Meadow Lea Dr, Houston 77022 | (713) 691-0860 |
| Bayou Tank Co 840 Gessner Rd 840, Houston 77024 | (713) 468-3355 |
| Cabett Services Inc 6827 Signat Dr, Houston 77041 | (713) 849-9131 |
| Center Line Data 4201 Fm 1960 Rd W 500, Houston 77068 | (281) 537-9070 |
| Cidra Houston 77024 | (713) 647-7065 |
| Ctc Intl 4265 San Felipe St, Houston 77027 | (713) 961-3336 |
| Diamond Products Intl 15500 International Plaza Dr, Houston 77032 | (832) 448-9400 |
| Exploitation Technologies Po Box 681807, Houston 77268 | (281) 440-9121 |
| Mohawk Energy 3532 W Tc Jester Blvd, Houston 77018 | (713) 956-7473 |
| George Aw Interests 773 Mccarty St, Houston 77029 | (713) 672-7270 |
| Halliburton Co 1401 Mckinney St 2400, Houston 77010 | (713) 759-2600 |
| Halliburton Energy Svc 10200 Bellaire Blvd, Houston 77072 | (281) 575-3000 |
| International Oilfield Parts 6710 Spindle Dr, Houston 77086 | (281) 820-9863 |
| National Oilwell Varco 15415 International Plaza Dr, Houston 77032 | (281) 442-4218 |