| Business | Phone |
| Bayou Production Inc 6575 West Loop S, Bellaire 77401 | (713) 721-1382 |
| Opmi 6575 West Loop S, Bellaire 77401 | (713) 592-0800 |
| Ogec 6300 West Loop S 290, Bellaire 77401 | (713) 662-0881 |
| Riverton Exploration Inc 6575 West Loop S 499, Bellaire 77401 | (713) 664-7293 |
| Roywell Services Inc 4545 Bissonnet St, Bellaire 77401 | (713) 661-4747 |
| Union Gas Corp 6700 West Loop S 320, Bellaire 77401 | (713) 218-8778 |