Boston Solar is the #1 residential solar contractor based in Massachusetts, with more than 4,000 installations in 9 years. We are proud to power Massachusetts, a state that continues to lead the nation in solar installations. We provide superior products, exceptional customer service, and the highest quality workmanship. Now we also offer a Production Guarantee on your residential solar system. Our Production Guarantee offers assured energy production over the first ten years that your system runs — or we’ll pay the difference. We offer residential and commercial installations across the Commonwealth of Massachusetts including cities and towns on the south shore, north shore, metro west, central mass, greater Boston, south coast, parts of cape cod (up to Hyannis) and parts of western mass primarily in the pioneer valley.
