*The Angi rating for Radon Detection And Reduction companies in Machesney Park, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.
*The HomeAdvisor rating for Radon Detection And Reduction companies in Machesney Park, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.
Last update on May 11, 2026
Serving Machesney Park, IL and surrounding areas
Approved
Super Service Award Winner
In business since 2014
Free estimates
Small jobs welcome
"Easy communication, flexible and extremely detail! His rating is a true reflection of his work. Thank you!"
+4
Serving Machesney Park, IL and surrounding areas
Approved
Super Service Award Winner
In business since 1993
Free estimates
Emergency services offered
"Dave Gardner and crew outstanding. Extremely knowledgeable, identified and fixed my radon problem . Very honest and trustworthy"
+20
Serving Machesney Park, IL and surrounding areas
Approved
In business since 1996
Free estimates
Emergency services offered
"David, at Gardner Environmental Services, professionally performed numerous air sample tests inside our home due to a minor smelling of mold in one spot.Fortunately, his lab resource came back with negative results on each location sample David tested. David was reassuring and pleasant to work with. I would recommend his company, to anyone."
+18
Serving Machesney Park, IL and surrounding areas
Approved
In business since 1957
Free estimates
Warranties offered
"well...as they said it would."
Serving Machesney Park, IL and surrounding areas
In business since 2020
Free estimates
Warranties offered
"RADMAN did an outstanding job installing a radon mitigation system in my home. His crew knows what they are doing and the results speak for themselves. Within hours after starting up the system my Radon level went from 20 to less than 1 Picocuurie per liter."
Serving Machesney Park, IL and surrounding areas
In business since 1998
Free estimates
Credit card accepted
SWAT Environmental, Inc. is the nation's largest radon abatement engineer. Our experienced staff has corrected Radon problems for over 60,000 customers since 1988 with 100% success!
From average costs to expert advice, get all the answers you need to get your job done.
Get clear answers on how much radon remediation costs, including average prices, key cost factors, and tips to save money on your home’s radon mitigation.
The cost of a radon mitigation system depends mostly on the type of system being installed. Use this guide to learn about your options.
Find out what impacts radon testing costs, including average prices for DIY kits and professional services, so you can protect your home and budget confidently.
Radon is a gas that you can't see or smell and is harmful to your health. If your home has radon, you need to know who installs radon mitigation systems.
What is radon testing? Radon testing measures the presence and concentration of radon gas within indoor environments. Read on to learn more.
Knowing how to test for radon will keep your home free and safe from this odorless gas—you just have to decide whether to do it yourself or hire a pro.
