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Bohl TrenchingLicensed

Licensed septic contractor based in Thompson, Grand Forks County, ND

License details

Company	David Bohlman
License type	Licensed Septic System Installer
License status	Active, ND DEQ licensed (GFPH)
Based in	Thompson, Grand Forks County, North Dakota 58278

"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 this license directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Source: North Dakota DEQ - Licensed Septic System Installers, last checked 2026-08-17. Look it up at the issuing agency.

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See every listing based in Grand Forks County or in Thompson.