| Business | Phone |
| Schlumberger Oilfield Svc 10533 Grand Oak Cir, Austin 78750 | (512) 249-0930 |
| Hazel's Hot Shot Svc Inc 3900 Drossett Dr, Austin 78744 | (512) 383-0667 |
| Schlumberger Smart Cards 8311 Ranch Road 620 N, Austin 78726 | (512) 331-3000 |
| Western Atlas Intl 5605 Decker Ln, Austin 78724 | (512) 928-1730 |