| Business | Phone |
| National Oilwell Varco 3620 E Highway 82, Fort Worth 76102 | (817) 665-3431 |
| Schlumberger Oilfield Svc 210 W 6th St 601, Fort Worth 76102 | (817) 870-9040 |
| Schlumberger Wireline & Tstng Fort Worth 76102 | (817) 336-4834 |
| E M Cable Svc 1225 Barron Way, Fort Worth 76140 | (817) 293-3850 |