*The Angi rating for Radon Detection And Reduction companies in Newtown, OH 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 Newtown, OH 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 June 29, 2026
Serving Newtown, OH and surrounding areas
Approved
Super Service Award Winner
In business since 2021
Free estimates
Credit card accepted
"Radon test. Timely, efficient, honest, reasonable cost."
Serving Newtown, OH and surrounding areas
In business since 2020
Free estimates
Emergency services offered
"They were most absolutely professional. They are responsible, reliable, and have good communication. They did an exceptional job."
+3
Serving Newtown, OH and surrounding areas
In business since 2010
Free estimates
Warranties offered
"Tri-State Radon did a great job. They were friendly and assisted in a new system when the radon levels came back high. Would definitely use again."
Serving Newtown, OH and surrounding areas
In business since 2008
Free estimates
Credit card accepted
"Our radon system fan needed to be replaced and we were able to get that done the day after I talked to this company. Very quick and courteous service and didn't cost as much as we were anticipating."
+11
Serving Newtown, OH and surrounding areas
In business since 2015
Emergency services offered
Credit card accepted
"Shawn was on time and removed his shoes. Very courteous and professional."
+2
Serving Newtown, OH and surrounding areas
In business since 1986
"Did a great job and reasonably priced."
Serving Newtown, OH and surrounding areas
In business since 2003
Free estimates
Credit card accepted
"Kevin was very thorough, easy to work with, and provided an excellent report. He also continues to send monthly newsletters at no additional charge that have very helpful tips and information about home maintenance."
Serving Newtown, OH and surrounding areas
In business since 1972
Free estimates
Credit card accepted
"it was a good experience. they were very helpful."
Serving Newtown, OH and surrounding areas
In business since 2020
Free estimates
Credit card accepted
"Very professional and got the job done. Very knowledgeable."
Serving Newtown, OH and surrounding areas
In business since 2011
Emergency services offered
Credit card accepted
"William did a good job of preparation and cleaning."
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.
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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.
