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

§ 4.1 — Warrenville, IL

Certified radon mitigation in Warrenville, IL

7 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. Bautista, Rubenn

    Dupage Radon Contractors

    current IL IEMA № RNMT2013203

    mitigation

    630-836-1918August 29, 2026cite ↗

  2. Binkley, Terry

    Dupage Radon Contractors

    current IL IEMA № RNMT2021202

    mitigation

    630-836-1918August 29, 2026cite ↗

  3. Lopez, Jorge

    Dupage Radon Contractors

    current IL IEMA № RNMT20242700

    mitigation

    630-836-1918August 29, 2026cite ↗

  4. Murphy, Michael

    Dupage Radon Contractors

    current IL IEMA № RNMT2005202

    mitigation

    630-836-1918August 29, 2026cite ↗

  5. Pena, Steven

    Dupage Radon Contractors

    current IL IEMA № RNMT2018203

    mitigation

    630-836-1918August 29, 2026cite ↗

  6. Potter, Daniel

    Dupage Radon Contractors

    current IL IEMA № RNM2013210

    mitigation

    630-836-1918August 29, 2026cite ↗

  7. Swallow, Shawn

    Dupage Radon Contractors

    current IL IEMA № RNM2017203

    mitigation

    630-836-1918August 29, 2026cite ↗
Fig. 4 — Warrenville, 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.