(603) 524-7152 Lakes Region (603) 778-6217 Seacoast


Granite State Home Improvements has been making New Hampshire homes beautiful and energy efficient since 1972. We guide our customers in making the best decisions for their properties. We understand that each customer and each job is unique, with different needs. We wouldn’t put anything on your property that we wouldn’t put on ours. Granite State Home Improvements uses only the finest products to ensure that we are both satisfied with the end result. We are proud of the work we do and know you will be too!

"It is important that you know I've never had the opportunity to write a letter such as this, because I had not yet experienced this level of satisfaction. It is regretful that in these times there appears to be more unscrupulous contractors out in the world than there are credible ones. I am happy to say, with respect to your company, that I have finally found one of the credible ones.....job well done."
B. H., Laconia, Vinyl Siding

“During our home remodeling project, we had a variety of contractors in and out of our house. It seemed they were all critical of one another’s work except when it came to the windows. Granite State Home Improvements was commended by several other contractors on the quality of the installation.”

Tom & Rebekah Bergeron, Exeter, Replacement Windows and Storm Doors

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