| Business | Phone |
| Bulldog Well Svc 1800 Ne Loop 410 101, San Antonio 78217 | (210) 804-0707 |
| Halliburton Energy Svc 8610 N New Braunfels Ave 614, San Antonio 78217 | (210) 824-2471 |
| Reedhycalog Lp 8620 N New Braunfels Ave 525, San Antonio 78217 | (210) 826-1400 |
| Spirit Drilling Fluids 8620 N New Braunfels Ave 534, San Antonio 78217 | (210) 826-5770 |
| Stout Diamond Coring Inc San Antonio 78205 | (210) 223-2132 |