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Septic Registry

Licensed septic companies in Adair County, Oklahoma

5 businesses on Oklahoma’s septic licensing records give Adair County as its address, alongside 5 individually licensed onsite professionals.

Licensed businesses based in Adair County

Individually licensed onsite professionals in Adair 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.

Licensed onsite professionals in Adair County
NameLicenceCityExpires
Chad BenhamSubsurface absorption · Lagoon · Aerobic with spray dispersalNo. 328StilwellNot stated
Gregory ThompsonSubsurface absorptionNo. 609StilwellNot stated
Jason RadtkeSubsurface absorptionNo. 611StilwellNot stated
Keefton HamiltonSubsurface absorptionNo. 1264SummersNot stated
Morris JonesSubsurface absorption · LagoonNo. 194StilwellNot stated

Who handles septic permits in Adair 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.

How to verify a septic licence before you hire →

Towns in Adair 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 Adair 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.