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

§ 4.1 — Arlington Heights, IL

Certified radon testing in Arlington Heights, IL

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

Last verified August 29, 2026. Methodology IL IEMA.

Certified radon testingCertified radon mitigation

  1. Dombroski, Barbara

    Radon 123

    current IL IEMA № RNI2022243

    testing

    847-347-4502August 29, 2026cite ↗

  2. Dombroski, Richard

    Radon 123

    current IL IEMA № RNI2020232

    testing

    847-293-8064August 29, 2026cite ↗

  3. Kouretsos, Tom

    Dynamic Radon Services

    current IL IEMA № RNI20232321

    testing

    847-722-5626August 29, 2026cite ↗

  4. Weigle, Laura

    True Home Inspections, Inc

    current IL IEMA № RNI2022244

    testing

    847-977-6545August 29, 2026cite ↗
Fig. 4 — Arlington Heights, IL, 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 Illinois

Illinois IEMA licenses radon measurement and mitigation professionals and technicians. The people below appear on the active licensee listing we imported. Read the methodology. Credential status can change.