| Business | Phone |
| Alexander Oil Co 302 S Wright St, Caldwell 77836 | (979) 567-7086 |
| Bargas Inc 9765 County Road 410, Caldwell 77836 | (979) 535-4146 |
| Gulfmark Energy 729 Fm 976, Caldwell 77836 | (979) 535-4571 |
| Sage Energy Co 1516 Fm 166, Caldwell 77836 | (979) 567-7629 |