*The Angi rating for Radon Detection And Reduction companies in Fresno, CA 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 Fresno, CA 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 January 24, 2026
Serving Fresno, CA and surrounding areas
Approved
In business since 1986
Free estimates
Customers say: Quick response
"Peter and his team at MG Remediation are professionals. They did everything they told me they would do and the radon levels dropped significantly. Great communication, too, which always matters."
+4
Serving Fresno, CA and surrounding areas
In business since 2023
Free estimates
Emergency services offered
"Tiko and Central Valley Water Restoration got to my house within an hour of me calling and they dried the house up and demolished what needed to be demolished and built it back up . They were fast and amazing. They truly care about the customer."
+27
Serving Fresno, CA and surrounding areas
In business since 2003
Free estimates
"Great work and completed in in a timely manner. I will definitely use them again."
+12
Serving Fresno, CA and surrounding areas
In business since 2003
Free estimates
K.T.W. Land Development provides local area consumers with superior quality land development and construction services. With years of experience in the industry, you can be sure your project will be handled promptly and professionally. Call K.T.W. Land Development today to schedule an appointment for your project estimate!
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.
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.
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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.
