Granite State Home Improvement

We've been making homes beautiful and energy efficient for over 45 years. Whether your home needs new windows or doors, siding or roofing, a basement or bathroom remodel, or a small addition or deck, Granite State Home Improvements more than measures up to the task. We're certifiably good at what we do. And we have the certifications to prove it. This is especially important in New Hampshire because contractors aren't required to be licensed. The certifications we've earned demonstrate that we have complete, up-to-date knowledge of the high-quality products we use and that we employ best practices when installing them.

Granite State Home Improvements is an Elite CertainTeed 5-Star Contractor. This special high-ranking ensures you that only the best and brightest contractors will be working on your property. Granite State Home Improvements is certified through the Vinyl Siding Institute's Certified Installer Program. We're also honored to have received an Award of Distinction for Historic Restoration from the Vinyl Siding Institute. Granite State Home Improvements is recognized by CertainTeed as a ShingleMaster Company.

At Granite State Home Improvements, we offer a variety of remodeling services to our customers that improve a home's beauty and energy efficiency. Our years in the business have taught us that remodeling your home can be a very big and stressful undertaking. To make the process as smooth as possible, we do our utmost to answer all of your questions and address any concerns you may have during each phase of your project. We realize how important it is for you to have high quality products to choose from.