| Business | Phone |
| Duke Energy Field Svc 2451 Nw 164th St, Edmond 73013 | (405) 341-3110 |
| Esinel Energy Co 3401 Glenn Dr, Edmond 73034 | (405) 844-5522 |
| Oneok Gas Transportation 12851 S Rockwell Ave, Edmond 73003 | (405) 433-2483 |
| Reese Energy Consulting Inc 725 S Boulevard St, Edmond 73034 | (405) 216-8855 |