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

§ 4.1 — Bozeman, MT

Certified radon testing in Bozeman, MT

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

Last verified August 29, 2026. Methodology NRPP. NRSB.

Certified radon testingCertified radon mitigation

  1. Cristilyn Watkins

    Yellowstone Radon

    current NRPP № 111883

    testing

    (406) 404-9523August 29, 2026cite ↗

  2. Jay Roberts

    Rocky Mountain Inspections

    current NRPP № 107127

    testing

    (406) 600-3989August 29, 2026cite ↗

  3. Mark A Gilbertson

    Truer Inspections

    current NRPP № 108412

    testing

    (406) 599-4396August 29, 2026cite ↗
Fig. 4 — Bozeman, MT, 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 Montana

Montana pages here use current NRPP or NRSB certifications. City pages use the city printed on that record, not a ZIP-radius search. A national certification is not a Montana license. Some states require a separate state credential to work legally. Read the methodology. Credential status can change.