| Company | Location | Certifications | License # |
|---|---|---|---|
| 4S Construction | Muldrow, OK | Installer (Subsurface, Aerobic Spray) | 1104 |
| A Clean Potty | Muldrow, OK | Septage Hauler | 337 |
| Copeland Dozer and Backhoe | Muldrow, OK | Installer (Subsurface, Lagoon, Aerobic Spray) | 326 |
| Edwards Construction | Muldrow, OK | Installer (Subsurface, Aerobic Spray) | 616 |
| Floyd Equipment Service | Muldrow, OK | Installer (Subsurface) | 112 |
| Gates Excavation | Vian, OK | Installer (Subsurface, Lagoon, Aerobic Spray) | 349 |
| Gryner Construction Inc | Van Buren, OK | Septage Hauler | 519 |
| Mullen Septic Cleaning | Gore, OK | Septage Hauler | 93 |
| Peerless Potty Sanitation, LLC | Van Buren, OK | Septage Hauler | 812 |
| Pine Cove Marina | Vian, OK | Septage Hauler | 494 |
| Pro Rooter Inc | Fort Smith, OK | Septage Hauler | 600 |
| Sequoyah Septic Company | Muldrow, OK | Installer (Subsurface, Aerobic Spray) | 1083 |
| Sequoyah Septic Pumping | Muldrow, OK | Septage Hauler | 607 |
13 companies in the Oklahoma DEQ certified septic installers and licensed septage pumpers/transporters are based in Sequoyah County as of 2026-07-23. Companies based elsewhere in Oklahoma also commonly serve the county.
Tell us what you need — we'll connect you with state-certified companies serving your area. No obligation.