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

§ 4.1 — Austin, TX

Certified radon testing in Austin, TX

6 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. Alex Jaffe

    The Radon Boss, Llc

    current NRPP № 115059

    testing

    (512) 638-8668August 29, 2026cite ↗

  2. Amber Johnson

    Southwest Radon Eliminators

    current NRPP № 113122

    mitigation, testing

    (512) 925-8812August 29, 2026cite ↗

  3. David J Zimmerman

    Partner Engineering And Science, Inc.

    current NRPP № 111979

    testing

    (512) 626-8849August 29, 2026cite ↗

  4. Rick J Nelson

    Www.intertek.com

    current NRPP № 112902

    testing

    (512) 636-1647August 29, 2026cite ↗

  5. Sarah Marie Franco

    The Radon Boss, Llc

    current NRPP № 108944

    testing

    (512) 638-8668August 29, 2026cite ↗

  6. Shannon E Coats

    Terracon Consultants, Inc.

    current NRPP № 110713

    testing

    (512) 891-2625August 29, 2026cite ↗
Fig. 4 — Austin, TX, 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 Texas

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