Granto Glass Block is a full-service construction company that specializes in installing glass block and vinyl replacement windows. They handle all aspects of the job, from exterior and interior trim to any necessary framing or structural work, with no need for subcontractors. Customers have reported that the team, led by Gerry, is friendly, professional, and meticulous in their work. They provide excellent customer service and are knowledgeable about each job they undertake. One customer mentioned that they finished installing a new bathroom window in just 40 minutes, and another praised them for cleaning out window wells and bringing up an empty garbage tote. Overall, Granto Glass Block is highly recommended for their quality work and dedication to customer satisfaction.
Simply the best. Great team and experienced workers that are A+. We plan on having them back in the spring to replace some old galvanized window wells with newer plastic version. This trip they added a fan vent to the existing glass block structure they put in a few years ago.
These are the best people to call when you need glass block windows I had them installed and they are great workers. The job is great. The windows look great. I love them thank you so much.
I had 6 glass block windows installed, and my father-in-law had 4 installed as well, all on the same day. From the initial estimate all the way through installation, the entire process was a breeze.
The crew was professional, efficient, and did a great job. They showed up when they said they would, worked quickly, and the finished product looks great.
We’re very happy with the work and would definitely recommend them to anyone looking to have glass block windows installed!
692 Niagara Falls Boulevard, North Tonawanda, NY 14120
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