---
title: "Septic Inspectors & Radon Pros in Lake County, MN: 3 Licensed | MN Home Sale Pros"
description: "3 MPCA-licensed SSTS inspectors and 0 MDH-licensed radon pros based in Lake County, Minnesota, for home sales."
canonical: https://mnhomesalepros.com/county/lake/
---

[Home](https://mnhomesalepros.com/) › [Counties](https://mnhomesalepros.com/counties/) › Lake County

# Septic inspectors and radon pros in Lake County, MN

3 MPCA-licensed SSTS inspector businesses and 0 MDH-licensed radon businesses list an address in Lake County. Many work across counties, and most radon pros list a statewide service area.

Minnesota has no single statewide septic-at-sale rule, but many counties and cities require an SSTS compliance inspection at property transfer by local ordinance ([MPCA local SSTS programs](https://www.pca.state.mn.us/business-with-us/local-septic-system-programs)). Ask the county or city SSTS office whether a transfer inspection applies. Inspections must be done by an MPCA-licensed SSTS inspector business.

## SSTS (septic) inspectors (3)

✔ MPCA SSTS licensed InspectorIntermediate InspectorAdvanced Inspector

### Terra Firma

6769 Leskinen Rd, Finland, MN 55603  
☎ [(218) 353-7669](tel:2183537669)  
✉ terra.firma.mn@gmail.com

Certified staff: Scott E Robinson  
Also licensed: Designer, Installer, Service provider, Pipelayer  
License L1110, expires 2027-05-10 · bonded, insured  
Source: [MPCA SSTS](https://services.pca.state.mn.us/api/doc/v1/ssts/licensed-businesses), retrieved 2026-10-12 · [Claim/correct/remove](https://mnhomesalepros.com/list-your-business/?id=SL1110)

✔ MPCA SSTS licensed Inspector

### Warnecke Construction LLC

4504 Lax Lake Rd, Silver Bay, MN 55614  
☎ [(218) 220-7159](tel:2182207159)  
✉ chase.warnecke@gmail.com

Certified staff: Chase R Warnecke  
Also licensed: Designer, Installer, Pipelayer  
License L4239, expires 2028-06-28 · bonded, insured  
Source: [MPCA SSTS](https://services.pca.state.mn.us/api/doc/v1/ssts/licensed-businesses), retrieved 2026-10-12 · [Claim/correct/remove](https://mnhomesalepros.com/list-your-business/?id=SL4239)

✔ MPCA SSTS licensed Inspector

### Haugan Construction

4408 Thomas Lake Rd, Two Harbors, MN 55616  
☎ [(218) 834-9240](tel:2188349240)  
✉ hauganconst@lakenet.com

Certified staff: Curtis A Haugan  
Also licensed: Designer, Installer, Maintainer, Pipelayer  
License L1652, expires 2028-09-16 · bonded, insured  
Source: [MPCA SSTS](https://services.pca.state.mn.us/api/doc/v1/ssts/licensed-businesses), retrieved 2026-10-12 · [Claim/correct/remove](https://mnhomesalepros.com/list-your-business/?id=SL1652)

## Radon

No MDH-licensed radon businesses list a Lake County address. See [statewide radon pros](https://mnhomesalepros.com/radon/).

Data last verified 2026-10-12 against MPCA's SSTS licensed-business data and MDH's radon service provider list.

## Neighboring counties

[Cook County](https://mnhomesalepros.com/county/cook/) · [St. Louis County](https://mnhomesalepros.com/county/st-louis/)

## Guides

[Septic (SSTS) at sale](https://mnhomesalepros.com/septic-inspectors/) · [Radon at sale](https://mnhomesalepros.com/radon/) · [Truth-in-Sale of Housing](https://mnhomesalepros.com/truth-in-sale-of-housing/)