GroundRosterMartin & Sons Excavating Inc.Licensed
| Name | Martin & Sons Excavating Inc. |
| License type | Licensed OWTS Installer |
| License status | Licensed - Larimer County |
| Based in | Berthoud, Larimer County, Colorado |
| Licensed by | Larimer County |
| Phone | (970) 635-0404 |
"Based in" is the city and county of the address on the business's state license record. That can be a mailing address; it doesn't tell you where the business works.
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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 Colorado's official licensing records; we do not vouch for the business itself. Before hiring, look up this license directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: Larimer County Department of Health & Environment, last checked 2026-08-19. Verify at the official source.
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