*The Angi rating for Radon Detection And Reduction companies in Richwood, 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 Richwood, 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 July 01, 2026
Serving Richwood, OH and surrounding areas
Approved
In business since 2015
Free estimates
Emergency services offered
"Jeff and his team were very professional and efficient installing our radon mitigation system."
+10
Serving Richwood, OH and surrounding areas
Approved
In business since 1990
Free estimates
Emergency services offered
"Appeared very knowledgeable regarding the problem I was having. Was on time and went right to work.. At this point I am very pleased with the results due to seeing less dust in the air and on furniture. The big test will come once I turn the furnace on this fall. I was informed to call them back if their was a problem. Again very pleased with their work at this time"
+4
Serving Richwood, OH and surrounding areas
Approved
In business since 2015
Free estimates
Emergency services offered
"My experience was great. They went above and beyond. They were quick, very professional, and I'm very pleased with them."
+12
Serving Richwood, OH and surrounding areas
In business since 1977
Free estimates
Warranties offered
"FANTASTIC CUSTOMER SERVICE, INSTALLER WAS FANTASTIC. IF YOU NEED A RADON MITIGATION COMPANY, LOOK NO FURTHER!! LUCAS IS GREAT, AS WELL AS DONNA. AND ESPECIALLY MY INSTALLER GOUGH!!"
+9
Serving Richwood, OH and surrounding areas
In business since 2009
Emergency services offered
"Great! Im so happy with the job Rescue Environmental did. On time, worked fast and explained everything they were doing. Looks like a whole new room and no more asbestos worries! I would hire again and will recommend Rescue Environmental to others."
+4
Serving Richwood, OH and surrounding areas
Free estimates
Credit card accepted
"Extremely knowledgeable, thorough and great to work with. Mr. Roop made me feel like he had my best interests at heart. I highly recommend "Security First Home Inspections & Remediation!"
+2
Serving Richwood, OH and surrounding areas
Serving Richwood, OH and surrounding areas
In business since 2020
Free estimates
Emergency services offered
"Excellent work. Everyone was so professional and knowledgeable. Very affordable and outstanding results. Would hire again and recommend to others."
+4
From average costs to expert advice, get all the answers you need to get your job done.
The cost of a radon mitigation system in Columbus, OH, depends mostly on the type of system being installed. Use this guide to learn about your options.
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.
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.
