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

§ 4.1 — Myersville, MD

Certified radon testing in Myersville, MD

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. Karen Witcraft

    Fredericktowne Labs, Inc.

    current NRSB № RMS-16SS099

    testing

    August 29, 2026cite ↗

  2. Noah Marcus

    Fredericktowne Labs, Inc.

    current NRSB № RMS-25MS005

    testing

    August 29, 2026cite ↗

  3. Sara Randall

    Fredericktowne Labs, Inc.

    current NRSB № RMS-23MS006

    testing

    August 29, 2026cite ↗
Fig. 4 — Myersville, MD, 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 Maryland

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