Jeff Y.
9/6/2025
If you need new windows and sliding doors, I highly suggest BestOff Windows. Sergey and his team provided professional, punctual, and experienced window installation at a significantly lower cost...
BestOff Windows Inc
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(267)
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1000 Detroit Ave Ste S
Concord, CA 94518
BestOff Windows Inc is a company based in Concord, CA that specializes in providing window installation services for residential and commercial properties.
With a focus on quality craftsmanship and customer satisfaction, BestOff Windows Inc offers a range of window options to enhance the aesthetic and functionality of any building.
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Reviews
4.5267 reviews
Matt S.
6/1/2025
These guys were a pleasure to work with. They came out and reviewed the situation, gave me information I didn't consider, and worked with me on pricing and payment timelines. Would happily do...
Lisa M.
7/29/2025
I just had new windows installed in my home by Bestoff Windows and couldn't be happier, it feels like a new home with the look and quality of these windows, from start to finish this has been a...
pat r.
8/29/2025
Sergey was great to work with. He was friendly, informative and efficient. He gave us the best price of all our bids, was flexible with the install, and completed the work promptly and...
Grace C.
8/28/2025
Great experience working with Sergey to replace the windows for my house and my parents' house. It was a game changer to replace the windows. I could feel the difference for weather and sound. If...
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