*The Angi rating for Radon Detection And Reduction companies in Williamstown, PA 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 Williamstown, PA 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 05, 2026
Serving Williamstown, PA and surrounding areas
Approved
In business since 2017
Free estimates
Customers say: Quick response
"Radon was over 6, now it's under 1. Job was done quickly."
Serving Williamstown, PA and surrounding areas
Approved
In business since 2020
Free estimates
Credit card accepted
With over 5 years of experience MCJ Home Inspection LLC was founded on the belief that your home is special place. The home buying experience can be a long and daunting process. It can also involve considerable financial investment.\n\nAt MCJ Home Inspection LLC we understand your concerns and will work diligently to help you make the best decision possible by providing you with clear, reliable and complete reports.\n\nwww.mcjhomeinspection.com\n\nTeachers, First Responder & Military Veteran Discounts Available - Inquire Within \n\nAccepts Cash, Checks, Major Credit Cards & Venmo
Serving Williamstown, PA and surrounding areas
In business since 2017
Free estimates
Credit card accepted
"Terry does a thorough inspection and has a great write up with extensive photos and details. He is very responsive to all requests. I highly recommend him!"
Serving Williamstown, PA and surrounding areas
In business since 2020
Free estimates
Emergency services offered
"Alan explained what he was going to do prior to appointment and day of and provided a very detailed report. The report was received the very next morning (early in the AM) and covered the entire home which was very helpful to see what areas needed professional attention (GC/electric/plumbing) . I definitely recommend using MCJ for your home inspection needs!"
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.
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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.
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