| Business | Phone |
| Aupec 10375 Richmond Ave, Houston 77042 | (713) 952-3677 |
| Blowout Limited Inc 10111 Richmond Ave, Houston 77042 | (713) 334-2300 |
| Expro Group 2900 Rogerdale Rd, Houston 77042 | (713) 952-3006 |
| Aps Technology 521 N Sam Houston Pkwy E, Houston 77060 | (281) 847-3700 |
| Aupec 1800 West Loop S, Houston 77027 | (713) 961-0020 |
| Base Seal Intl Inc 15822 River Roads Dr, Houston 77079 | (281) 497-7743 |
| Boots & Coots Iwc 11615 N Houston Rosslyn Rd, Houston 77086 | (281) 931-8884 |
| C L & M Co 4226 Pinemont Dr, Houston 77018 | (713) 688-1881 |
| Casing Service & Equipment Inc 9143 Scranton St, Houston 77075 | (713) 941-2211 |
| Downhole Assemblies Specialty Houston 77057 | (713) 266-6825 |
| Drilling Structures Intl Svc 2431 Kelly Ln, Houston 77066 | (281) 821-7887 |
| Drilling Structures Svc Inc 2417 1/2 Kelly Ln, Houston 77066 | (832) 249-8717 |
| Drillog Inc 9888 Bissonnet St 695, Houston 77036 | (713) 779-0737 |
| Gibson Applied Technology 16360 Park Ten Pl, Houston 77084 | (281) 398-5781 |
| Maverick Oilfield Specialties 11630 Hartley Rd, Houston 77093 | (281) 987-8633 |
| Koch-Glitsch Lp 12221 E Sam Houston Pkwy N, Houston 77044 | (713) 427-7700 |
| Kolor Kut Products Co 7915 E Elm St, Houston 77012 | (713) 926-4780 |
| Industrial Marine 1665 Townhurst Dr, Houston 77043 | (713) 973-7096 |
| International Building Systems 8820 Winkler Dr, Houston 77017 | (713) 991-1718 |