§ 4.1 — Wheaton, IL

Certified radon testing in Wheaton, IL

9 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

Badger, Nicole
Radon Testers, Inc.
current IL IEMA № RNIT20253139
testing
630-260-0700August 29, 2026cite ↗
Bowers, James
Radon Testers, Inc.
current IL IEMA № RNIT2003206
testing
630-260-0700August 29, 2026cite ↗
Bowers, Sarah
Radon Testers, Inc.
current IL IEMA № RNI2013229
testing
630-260-0700August 29, 2026cite ↗
Brkich, Paula
Radon Testers, Inc.
current IL IEMA № RNIT20242747
testing
630-260-0700August 29, 2026cite ↗
Bruner, John
Radon Testers, Inc.
current IL IEMA № RNIT2013202
testing
630-260-0700August 29, 2026cite ↗
Donovan, Kevin
Radon Testers, Inc.
current IL IEMA № RNIT2020213
testing
630-260-0700August 29, 2026cite ↗
Fine, Cindy
Radon Testers, Inc.
current IL IEMA № RNIT2013213
testing
630-260-0700August 29, 2026cite ↗
Koepke, Paul
Radon Testers, Inc.
current IL IEMA № RNIT2006201
testing
630-260-0700August 29, 2026cite ↗
Wolf, James
Radon Testers, Inc.
current IL IEMA № RNIT20253137
testing
630-260-0700August 29, 2026cite ↗

Fig. 4 — Wheaton, IL, approximate. Pin is the city on the official file, not a street address.

Appendix A — Before you hire

Who holds the credential, and can they show the same number that appears on this page?
What test method or mitigation system will they use for this building?
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.