
Serving San Marcos, CA and surrounding areas
Approved
In business since 1985
Emergency services offered
Warranties offered
"Professional, prompt, courteous, completed in one day. Responsive to emails and all questions. Left no mess."





+2

*The Angi rating for Radon Detection And Reduction companies in San Marcos, 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 San Marcos, 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 October 09, 2025

Serving San Marcos, CA and surrounding areas
Approved
In business since 1985
Emergency services offered
Warranties offered
"Professional, prompt, courteous, completed in one day. Responsive to emails and all questions. Left no mess."





+2
Serving San Marcos, CA and surrounding areas
Approved
In business since 2006
Free estimates
Emergency services offered
"Original estimate, management and office staff, arrival and completion time, care of customer's property, clean-up and price were all excellent.
"

Serving San Marcos, CA and surrounding areas
Approved
Free estimates
Emergency services offered
Warranties offered
We offer our amazing services in the vibrant areas of San Marcos, Escondido, Oceanside & San Diego! We are Mold and flood experts. Licensed and insured. We work with all major insurance companies and provide 24 hour Emergency Service. We prioritize professionalism and customer satisfaction, making us the trusted choice for restoration solutions!

Serving San Marcos, CA and surrounding areas
In business since 2015
Emergency services offered
Credit card accepted
"They were super fast, efficient and vey thorough. They did a great job. We were very happy with the service. They were also very professional."

Serving San Marcos, CA and surrounding areas
In business since 2004
Free estimates
"Krugh did an incredible job for us! They fit us into a busy week. They were polite, on time, clean, and quick! . The owners David and Denise are very kind and professionals. Highly recommend their business."
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.

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.

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.