Certified radon testers & mitigatorsMinnesota — testing — verified 29 Aug 2026

§ 4.1 — Cottage Grove, MN

Certified radon testing in Cottage Grove, MN

3 current listings from the official file. Verify the credential number before you hire.

Last verified August 29, 2026. Methodology MN MDH.

Certified radon testingCertified radon mitigation

  1. Jason Sachs

    All-in-one Home Inspecting

    current MN MDH № RMEA-00654

    testing

    (651) 452-4663August 29, 2026cite ↗

  2. Mike Trumble

    Metro Mitigation

    current MN MDH № RMIT-00099

    mitigation, testing

    (651) 371-5161August 29, 2026cite ↗

  3. Steve Larsen

    1st Defense Radon

    current MN MDH № RMITS-00063

    mitigation, testing

    (651) 503-3131August 29, 2026cite ↗
Fig. 4 — Cottage Grove, MN, approximate. Pin is the city on the official file, not a street address.

Appendix A — Before you hire

  1. Who holds the credential, and can they show the same number that appears on this page?
  2. What test method or mitigation system will they use for this building?
  3. How will they document results or the finished system?

§ 4.3

Nearby places in Minnesota

Minnesota MDH licenses radon measurement and mitigation professionals. The people below appear on the MDH Radon Service Providers search we imported (provider type + single-family service type, zip left blank for statewide). Read the methodology. Credential status can change.