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

§ 4.1 — Culpeper, VA

Certified radon testing in Culpeper, VA

7 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. Braden O. Richardson

    Clatterbuck Home Inspections

    current NRSB № RMS-19SS014

    testing

    August 29, 2026cite ↗

  2. Colin Smith

    Housemaster Of Bull Run

    current NRSB № RMS-25MS021

    testing

    August 29, 2026cite ↗

  3. Doug A. McCabe

    Clatterbuck Home Inspections

    current NRSB № RMS-20SS016

    testing

    August 29, 2026cite ↗

  4. Edward McNally

    Clatterbuck Home Inspections

    current NRSB № RMS-25MS031

    testing

    August 29, 2026cite ↗

  5. Greg Clatterbuck

    Clatterbuck Home Inspections

    current NRSB № RMS-19SS011

    testing

    August 29, 2026cite ↗

  6. John R. Murray

    Housemaster Of Bull Run

    current NRSB № RMS-17SS033

    testing

    August 29, 2026cite ↗

  7. Karl Colbrunn

    Hallmark Residential Services, Inc.

    current NRPP № 102789

    testing

    (540) 273-7453August 29, 2026cite ↗
Fig. 4 — Culpeper, VA, 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 Virginia

Virginia 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 Virginia license. Some states require a separate state credential to work legally. Read the methodology. Credential status can change.