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Septic Registry

Licensed septic companies in Polk County, Missouri

176 businesses on Missouri’s septic licensing records give Polk County as its address, alongside 1 individually licensed onsite professional.

153 registered owts installers →34 registered onsite soil evaluators →1 registered onsite wastewater professionals →

Licensed businesses based in Polk County

Individually licensed onsite professionals in Polk 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 Polk County
NameLicenceCityExpires
Timothy ShawOnsite Soil EvaluatorNo. 51128BolivarDecember 31, 2027

Who handles septic permits in Polk 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 →

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 Polk 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.