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G.M.D. Construction inc.

4.9

About this business

Location details

17530 Frederick Rd, Mt Airy, MD, 21771, United States

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WeekdayScheduleStatus
Mon7:00 a.m. to 6:00 p.m.
Tue7:00 a.m. to 6:00 p.m.
Wed7:00 a.m. to 6:00 p.m.
Thu7:00 a.m. to 6:00 p.m.
Fri7:00 a.m. to 6:00 p.m.
Sat7:00 a.m. to 6:00 p.m.
SunClosed
4.9114 reviews
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Sarah Saluter's profile image
Sarah Saluter 
on Google
a week ago
Ann Butterworth's profile image
Ann Butterworth 
on Google
3 weeks ago

Professional, experienced, honest, master contractors. It was a pleasure to work with this company and they solved our radon issue efficiently and effectively . They are THE best! 

Scott Shockley's profile image
Scott Shockley 
on Google
2 months ago

Excellent work and very thorough. 

Tom G's profile image
Tom G 
on Google
2 months ago

Professional and courteous installation crew. They arrived on schedule, were fast and quiet, and they installed an effective system. The cost for making my home a safer place to live was more than reasonable. The test conducted by an independent contractor prior to the mitigation showed radon concentration levels of 25 pCi/L. A test was conducted, at no additional cost to me, by an independent contractor after the mitigation system was installed. This final test showed a concentration level of 1.4 pCi/L. I highly recommend u... read more

Matthew Snyder's profile image
Matthew Snyder 
on Google
3 months ago

Great service and installation. Our Radon levels went from 5.1 to 0.4 in just a couple of days. GMD came up with a creative solution to install our system and showed confidence in their work that others did not. Would definitely recommend. 

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Frequently asked questions about G.M.D. Construction inc.

How is G.M.D. Construction inc. rated?

G.M.D. Construction inc. has a 4.9 star rating with 114 reviews. 

When is G.M.D. Construction inc. open?

G.M.D. Construction inc. is closed now. It will open tomorrow at 7:00 a.m. 

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