WHO We Are

About Granite State Solar

Granite State Solar offers residential and commercial solar installations and home battery backup systems, making clean energy simple and affordable. Based in Bow, NH, we handle every step—from site visits to installation—while prioritizing energy efficiency, cost savings, and exceptional customer service. With a focus on education and no-pressure sales, we’re here to support you before, during, and after your renewable energy project.

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What We Do

Full Service Solar Design

Based in Bow, NH, Granite State Solar was founded in 2008, with a mission to provide renewable energy to all Granite Staters. Our GSS team serves the entire state of New Hampshire, offering full service solar design, project management, and installation services, for both residential and commercial customers. Granite State Solar also offers battery back-up, EV-charging and generator installations. Our in-house service team will be there for you to provide maintenance support once your installation is complete.

Granite State Solar strives to deliver 5-star customer experiences with every customer interaction and installation. To learn more, check out our customer testimonials, to hear what customers have to say about working with us!

Ready to take the next step? Contact us today by filling out a form to get in touch with one of our experts!

Professional

Reliable

Fast

Friendly

Our Sister Companies

Green Mountain Solar

Green Mountain Solar was founded in 2017 with a firm commitment to our customers and to a more sustainable future. We stand by our quality of craftsmanship and will always take a no-pressure and educational approach to solar. It is our mission to create a brighter future for all of our customers.

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Vermont Generator Systems

Since 2004, Vermont Generator Systems has proudly supported the backup power needs of homes and businesses across parts of Vermont and New Hampshire. Our experienced team is with you every step of the way, from the initial site assessment to professional installation and ongoing maintenance.

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