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

§ 4.1 — Plainfield, IL

Certified radon testing in Plainfield, IL

12 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. Bak, Kyle

    Reliable Radon Inspections, Inc

    current IL IEMA № RNIT20242421

    testing

    877-997-2366August 29, 2026cite ↗

  2. Burns, Sean

    Professional Radon Systems

    current IL IEMA № RNI20242354

    testing

    630-236-4200August 29, 2026cite ↗

  3. Dinsick, David

    Discover Llc

    current IL IEMA № RNI2016201

    testing

    866-750-3456August 29, 2026cite ↗

  4. Dinsick, Margaret

    Discover Llc

    current IL IEMA № RNIT2019229

    testing

    866-750-3456August 29, 2026cite ↗

  5. East, James

    Reliable Radon Inspections, Inc

    current IL IEMA № RNI2008222

    testing

    877-997-2366August 29, 2026cite ↗

  6. Kampf, Shannon

    Alphal Radon Testing

    current IL IEMA № RNI20253221

    testing

    815-953-2226August 29, 2026cite ↗

  7. Keagle, Samantha

    Sam's Professional Radon Testing

    current IL IEMA № RNI2020213

    testing

    815-685-6745August 29, 2026cite ↗

  8. Kokenes, Mike

    Reliable Radon Inspections, Inc

    current IL IEMA № RNIT2011209

    testing

    877-997-2366August 29, 2026cite ↗

  9. Kulikowski, Mariusz

    Mk Radon Specialists

    current IL IEMA № RNI2020208

    testing

    815-666-8002August 29, 2026cite ↗

  10. Motrysku, Yana

    Discover Llc

    current IL IEMA № RNIT20263468

    testing

    866-750-3456August 29, 2026cite ↗

  11. Rojek, Mark

    Rojek Home Services

    current IL IEMA № RNI2022210

    testing

    815-255-4988August 29, 2026cite ↗

  12. Savage, Michael

    Mjs Inspections, Inc

    current IL IEMA № RNI2007214

    testing

    847-417-3227August 29, 2026cite ↗
Fig. 4 — Plainfield, 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.