Getting Started Whether you own or rent your home, Eversource's expertise is available to help you save money and energy. Cooling Cost Calculator Cooling your home with electricity can have a noticeable impact on your energy use. Learn what to expect this summer with our interactive online calculator.See the tool Home Energy Assessment Our Home Energy Assessment can help homeowners and renters stay comfortable and save energy and money each month. Landlords can benefit, too. Connect to Solutions for Saving Energy-Saving Tips Discover new ways to reduce energy expenses at home. Learn More New Homes & Renovations Take advantage of incentives and resources for building and renovating a home to high efficiency standards. See How You Can Save Today Efficient Products Save on ENERGY STAR lighting, appliances, heating equipment, cooling equipment and more. Learn More Demand Response Earn rewards without sacrificing comfort by taking part in Eversource's Demand Response program. About Demand Response