DuPage Radon Contractors: Radon Mitigation, Warrenville, IL

Licenses on the IEMA-OHS list

Commercial buildings: IEMA-OHS marks at least one of its licensees for commercial building work.
Check it yourself: Search the IEMA-OHS active licensee list by employer or name. How license checks work.

Radon work it names: Radon mitigation systems, Sub-slab depressurization, Radon fan replacement, Commercial and multifamily buildings, Home inspections
Testing it mentions: Radon testing, Real estate transaction testing. The IEMA-OHS Radon Active Licensee Listing does not hold DuPage Radon Contractors for radon testing, so ask who will run the test and check that person or firm on the list. Anyone paid to test a building for radon, analyze radon samples, or reduce radon in Illinois must hold a license from IEMA-OHS (Radon Industry Licensing Act, 420 ILCS 44/25). Illinois General Assembly (Illinois Compiled Statutes), read October 15, 2026
Credentials it names: National Radon Proficiency Program (NRPP), AARST member (the business's own statement; check national certification with NRPP or NRSB)
Areas it names: Chicago, Mokena

Read from dupageradon.com on October 15, 2026. A service shows only when the business offers it in its own words.

Rating: 4.7 from 126 reviews on its Google profile (read October 15, 2026). We collect and edit no reviews.
Google category: Environmental protection organization