Dempsey Energy is a family-owned home services company serving homeowners across Bristol, Norfolk, and Plymouth counties in Massachusetts. Since 2002, the company has helped customers maintain comfortable, efficient homes with heating, cooling, plumbing, electrical, and energy services. Its HVAC offerings include furnace and boiler repair, installation, and maintenance; oil burner and tank services; air conditioning; heat pumps; mini-splits; indoor air quality solutions; and thermostats. Plumbing services range from emergency repairs, drain cleaning, and leak detection to water heater, water treatment, sump pump, and fixture installation. The team also provides electrical repairs and installations, panel service, and lighting work.

Dempsey Energy emphasizes clear recommendations, responsive scheduling, prepared technicians, and emergency service availability. As a Mass Save partner, it helps homeowners explore eligible high-efficiency upgrades, rebates, and financing, including heat pump options. Select system installations include a 10-year labor warranty. The company serves communities including North Attleboro, Canton, Foxboro, Franklin, Norwood, Plymouth, and Wellesley, offering customers one local provider for a range of essential home system needs.