Licensed septic companies in Stephens County, Oklahoma
2 businesses on Oklahoma’s septic licensing records give Stephens County as its address, alongside 2 individually licensed onsite professionals.
Licensed businesses based in Stephens County
- Edwards Enterprises Rental(580) 255-9287DuncanInstaller
- Woolwine Backhoe Service(580) 641-1172MarlowInstaller
| Company | Licensed for | Phone |
|---|---|---|
| Edwards Enterprises RentalDuncan | Installer | (580) 255-9287 |
| Woolwine Backhoe ServiceMarlow | Installer | (580) 641-1172 |
Individually licensed onsite professionals in Stephens County
Oklahoma licenses people as well as companies. These are the named professionals the state has licensed, listed with the licence they hold and when it expires. They are usually employed by one of the businesses above.
| Name | Licence | City | Expires |
|---|---|---|---|
| Darin Woolwine | Subsurface absorption · Lagoon · Aerobic with spray dispersalNo. 307 | Marlow | Not stated |
| Richard Edwards | Subsurface absorption · Aerobic with spray dispersalNo. 1021 | Duncan | Not stated |
Who handles septic permits in Stephens County
Oklahoma DEQ certifies installers and publishes the whole list. A certified installer may inspect their own installation and backfill without waiting for a DEQ inspector, which is why the certification is worth checking rather than assuming.
Towns in Stephens County
Where in the county each licensed business is based.
Licensed companies in neighbouring counties
A Oklahoma septic licence is valid statewide, so a company listed in an adjoining county can legally do the work in Stephens County.
Records as published August 26, 2026. A licence can lapse at any time — confirm with DEQ's own certified installer list before hiring. Report a correction.