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Septic Registry

Licensed septic companies in Lewis County, Missouri

21 businesses on Missouri’s septic licensing records give Lewis County as its address, alongside 3 individually licensed onsite professionals.

Licensed businesses based in Lewis County

Individually licensed onsite professionals in Lewis 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 Lewis County
NameLicenceCityExpires
Dennis MartinBasic InstallerNo. 30215TaylorFebruary 28, 2026
Terry LakeAdvanced InstallerNo. 32001HannibalApril 30, 2028
Thomas StarkAdvanced InstallerNo. 34087MaywoodOctober 31, 2025

Who handles septic permits in Lewis 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 Lewis 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.