Big L Windows & Doors

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2727 William St
Buffalo, NY 14227
+1 (716) 895-8484
http://www.biglwindows.com
Big L Windows & Doors in Buffalo, NY offers replacement windows and doors for homeowners and builders. Get a free estimate on your next home project today! Our customers turn to us for all of their home window replacement and patio door replacement projects...

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3.5

(19)

Catherine H.
1/14/2026

I have owned a 1934 double house for over 60 years. Big L is the only company I have dealt with that still provides the same quality and service now, as it did years ago, when I first had new...

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Alex B.
3/9/2025

Our experience with Big L started off exceptionally well -- attentive, great service, though a bit more pricey than other quotes. We decided to go with Big L because they are local and felt like...

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Mark C.
12/28/2024

A big shout out to the crew that came to our house to replace weather stripping on our sliding door. These guys were great and we were only open for about 45 minutes. On there way out they...

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Beth G.
2/20/2024

We are so happy with all of the work done to create, and install custom ProVia storm doors. Sales recommendation and installation. We have had many windows replaced by Big L. We have been happy...

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Don K.
5/6/2024

Great company very attentive & professional. Their service is exceptional, they take care of any issue you may have immediately.

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