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Dobsch Construction LLCLicensed

Licensed septic contractor based in Washington, Franklin County, MO

License details

License number39136
License typeOnsite Wastewater Installer - Basic
License statusCurrent registration
License expiresMay 31, 2027
Based inWashington, Franklin County, Missouri
Counties declared to the stateFranklin, Gasconade, Montgomery, St. Charles, Warren

"Based in" is the city and county of the address on the business's license record.

What this license covers

  • Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.

How to verify this license

We publish the license details exactly as they appear in the public licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #39136 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Source: Missouri registered onsite wastewater treatment system (OWTS) installers, last checked 2026-08-16. Look it up at the issuing agency.

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