Muffs Trenching LLC, Licensed
License details
| Company | Ronald D Muff |
| License number | L576 |
| License type | SSTS Installer · Designer · Pipelayer |
| License status | Current |
| License expires | April 17, 2027 |
| Based in | Callaway, Becker County, Minnesota 56521 |
"Based in" is the city and county of the address on the business's license record.
What this license covers
- Design: licensed to size and lay out a septic system for a specific site and soil condition.
- Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.
- Pipelaying: licensed to install the sewer line running from the building to the septic tank.
How to check 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 #L576 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.
Source: Minnesota Pollution Control Agency (MPCA) - SSTS licensed business list, last checked 2026-10-03. Check current status at the state agency website.
GroundRoster is an independent publisher of public licensing records, not a government agency or licensing board. The business has not claimed this listing and is not affiliated with GroundRoster. Always confirm current license standing with the issuing state or county agency before hiring.
Is this your license? Request a record correction or removal. It's free.
Other licensed septic contractors based in Becker County
Hendrickson Excavating, Licensed
TP's Septic LLC, Licensed
Winterberger Inspections, Licensed
Peterson Construction LLC, Licensed
Ohm Septic Design & Inspection LLC, Licensed
See every listing based in Becker County or in Callaway.