Licensed septic companies in Seminole County, Oklahoma
2 businesses on Oklahoma’s septic licensing records give Seminole County as its address, alongside 3 individually licensed onsite professionals.
Licensed businesses based in Seminole County
- Citizen Potawatomi Nation(405) 878-4672ShawneeInstaller
- Lehman Dirtwork(405) 584-0925SeminoleInstaller
| Company | Licensed for | Phone |
|---|---|---|
| Citizen Potawatomi NationShawnee | Installer | (405) 878-4672 |
| Lehman DirtworkSeminole | Installer | (405) 584-0925 |
Individually licensed onsite professionals in Seminole 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 |
|---|---|---|---|
| Randall Lehman | Subsurface absorption · Lagoon · Aerobic with spray dispersalNo. 728 | Seminole | Not stated |
| Terry Gray | Subsurface absorption · Aerobic with spray dispersalNo. 763 | Shawnee | Not stated |
| Turner Lehman | Aerobic with spray dispersalNo. 1033 | Seminole | Not stated |
Who handles septic permits in Seminole 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 Seminole 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 Seminole 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.