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

§ 4.1 — Fairfax, VA

Certified radon testing in Fairfax, VA

4 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. Benjamin R. Seck

    Home Sweet Home Inspections, Llc

    current NRSB № RMS-17SS089

    testing

    August 29, 2026cite ↗

  2. Chadwick W. Winchell

    Winchell Industries, Llc

    current NRSB № RMS-18SS001

    testing

    August 29, 2026cite ↗

  3. Dennis J. Pelczynski

    Beltway Home Inspections, Llc

    current NRSB № RMS-14SS037

    testing

    August 29, 2026cite ↗

  4. Lowell Brown

    Ul Solutions

    current NRSB № RMT-23MT033

    testing

    540-340-4456August 29, 2026cite ↗
Fig. 4 — Fairfax, 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.