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Larsen Septic LLC, Licensed

Licensed septic contractor based in Winona, Winona County, MN

On the MPCA roster as of 2026-10-03

License details

CompanyGreg B Larsen
License numberL3110
License typeSSTS Installer · Pipelayer
License statusCurrent
License expiresJuly 12, 2028
Based inWinona, Winona County, Minnesota 55987

"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.
  • Pipelaying: licensed to install the sewer line running from the building to the septic tank.

How to check this license

License details are indexed from state and county licensing records as of 2026-10-03. We shorten or reword some labels. The agency's record controls, and we do not vouch for the business itself. Before hiring, look up license #L3110 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.

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