*The Angi rating for Radon Detection And Reduction companies in Cathlamet, WA 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 Cathlamet, WA 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 23, 2026
Serving Cathlamet, WA and surrounding areas
Approved
In business since 2002
Free estimates
Warranties offered
"I have use Alpha on a couple of my houses now. Each time, they have been very professional, timely and explain the situation very well. They present all the options and arrive as promised"
Serving Cathlamet, WA and surrounding areas
In business since 1997
Free estimates
"James offered some suggestions regarding our home. I am doing as he suggested to see if the recommendations eliminates the air quality and concern there may be mold. He offered inside & outside advise for venting and reroofing."
Serving Cathlamet, WA and surrounding areas
In business since 2015
Free estimates
Credit card accepted
At Rose City Radon, our company is based on the belief that our customers needs are of the utmost importance. Our team is committed to meeting those needs. We welcome the opportunity to earn your trust and deliver you the best service. Call us today for all of your testing needs!
Serving Cathlamet, WA and surrounding areas
In business since 1988
Free estimates
Credit card accepted
"The work was fine, I haven't retested yet."
From average costs to expert advice, get all the answers you need to get your job done.
The cost of a radon mitigation system 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.
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 gas? Find out what this radioactive gas is, why it is dangerous, how it gets in your home, and how to mitigate it.
What is radon testing? Radon testing measures the presence and concentration of radon gas within indoor environments. Read on to learn more.
