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

§ 4.1 — Springfield, IL

Certified radon testing in Springfield, 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. Badman, Josh

    Radon Fighters Inc.

    current IL IEMA № RNI2014204

    testing

    217-823-9536August 29, 2026cite ↗

  2. Iema-ohs, Radon Program

    Iema-ohs Radon Program

    current IL IEMA № RNI20232339

    testing

    217-785-9889August 29, 2026cite ↗

  3. O'shea, Jeffrey

    The Radon Measurement Professional

    current IL IEMA № RNI2004209

    testing

    217-502-1334August 29, 2026cite ↗

  4. Powers, Matthew

    Powers Radon Mesurement Services

    current IL IEMA № RNI2014211

    testing

    217-494-0300August 29, 2026cite ↗
Fig. 4 — Springfield, 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.