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Septic Registry

Licensed septic companies in Cooper County, Missouri

85 businesses on Missouri’s septic licensing records give Cooper County as its address, alongside 6 individually licensed onsite professionals.

68 registered owts installers →19 registered onsite soil evaluators →6 registered onsite wastewater professionals →

Licensed businesses based in Cooper County

Individually licensed onsite professionals in Cooper County

Missouri 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 Cooper County
NameLicenceCityExpires
Austin BallBasic InstallerNo. 38916SlaterOctober 31, 2026
Caleb MillerAdvanced InstallerNo. 38333BoonvilleMarch 31, 2028
Chris HolemBasic InstallerNo. 32480SedaliaMarch 31, 2026
Judy BaileyBasic InstallerNo. 38810—July 31, 2026
Judy BaileyOnsite Soil EvaluatorNo. 51404OttervilleNovember 30, 2026
Matthew SpencerBasic InstallerNo. 38825—July 31, 2026

Who handles septic permits in Cooper County

Missouri registers the individual installer and records the counties they serve. Your local health authority permits the system itself, and in some counties runs its own additional requirements on top.

How to verify a septic licence before you hire →

Towns in Cooper County

Where in the county each licensed business is based.

Licensed companies in neighbouring counties

A Missouri septic licence is valid statewide, so a company listed in an adjoining county can legally do the work in Cooper County.

Records as published August 26, 2026. A licence can lapse at any time — confirm with Missouri DHSS, or the state's own published registration data before hiring. Report a correction.