| Company | Location | Certifications | License # |
|---|---|---|---|
| Big Iron Excavation LLC | Victor, ID | Installer | — |
| DSD Construction LLC | Driggs, ID | Installer | — |
| Excel Concrete & Excavation LLC | Victor, ID | Installer | — |
| Granite Basic Earthworks LLC | Driggs, ID | Installer | — |
| Hansen Construction Log Homes LLC | Driggs, ID | Installer | — |
| Henry's Fork Excavation | Driggs, ID | Installer | — |
| Hertz Contracting LLC | Driggs, ID | Installer | — |
| Macy's Services | Jackson Wy, ID | Installer | — |
| Matkin Brothers Excavation Inc | Victor, ID | Installer | — |
| Parkfab LLC | Driggs, ID | Installer | — |
| Pine Creek Excavation LLC | Victor, ID | Installer | — |
| Powers Excavating Inc | Victor, ID | Installer | — |
| R A Pozzi and Sons LLC | Driggs, ID | Installer | — |
| Rover Excavation LLC | Victor, ID | Installer | — |
| Strong Crete LLC | Driggs, ID | Installer | — |
| Sutton Excavation | Driggs, ID | Installer | — |
| Teb Excavation LLC | Tetonia, ID | Installer | — |
| Teton Industries LLC | Victor, ID | Installer | — |
| Teton Summit LLC | Victor, ID | Installer | — |
| Teton Transport LLC | Victor, ID | Installer | — |
| Teton Valley Excavation | Victor, ID | Installer | — |
| Warhol Services | Tetonia, ID | Installer | — |
22 companies in the Idaho DEQ permitted subsurface sewage disposal system installers and septic tank pumpers are based in Teton County as of 2026-07-23. Companies based elsewhere in Idaho also commonly serve the county.
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