Radon Mitigation in Rockford, IL

Compare 16 radon mitigation contractors near you in Rockford and surrounding area with an average rating of 4.5/5. Get free quotes, read reviews, and find the right pro for your project.

Last updated March 23, 2026

Verified Pro Installers

Other Businesses in This Area

American Radon

Radonalysis

Guardian Radon Mitigation & Electrical Services

5.0
guardianservices.biz

Inspect It Chicago - Radon Mitigation & Testing

5.011+ years online
inspectitchicago.com

Safe at Home Radon Testing

5.010+ years online
safeathomeradon.comGet a Free Quote

Stro's Radon LLC

5.0

Radman Radon Mitigation & Testing

4.95½+ years online
radmanradon.com/about

VSI Radon Reduction Corp

4.826+ years online
radongas.com

Radon Reduction Technologies

2.3~15 years online
teamradon.com

Automatic Environmental System

2.0

Radon Mitigation in Nearby IL Cities

Radon Mitigation in Rockford, IL

Rockford, Illinois radon mitigation contractors serve Winnebago County where elevated radon levels are common—Illinois has Zone 1 areas per EPA classification. Local installers handle sub-slab depressurization (the most common active radon system), drain tile suction, and crawlspace membrane systems. Illinois requires radon mitigation contractor licensing through IEMA (Illinois Emergency Management Agency). Reputable installers also hold NRPP or NRSB certifications. Pre-purchase radon testing during real estate transactions drives most mitigation work.

Rockford's geological substrate produces elevated radon levels often exceeding 6-12 pCi/L. Most homes with poured concrete slabs respond well to a single suction point. Cold-rated fan housing is essential given Rockford's -10°F winter design temperatures. The manufacturing workforce drives steady residential demand.

Frequently Asked Questions

How much does Rockford radon mitigation cost?
A typical sub-slab depressurization system runs $1,400-2,800 in Rockford.
Is the contractor licensed?
Yes, Illinois requires IEMA licensing for radon mitigation contractors.
Should I retest?
Yes, reputable installers conduct a 48-hour confidence test 2-4 weeks after install.

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