At Endless Energy, based in Marlborough, MA, we offer a wide range of furnace & boiler service and furnace & boiler replacement options for heating to meet your needs. We also have a range of dual fuel heat pump system options for those looking to make their system even more efficient.

From emergency heating repair and periodic maintenance to professional system installs and replacements, you can count on our team for reliable service and superior workmanship.

Since 1980, we’ve served over 15,000 customers throughout Massachusetts, and we proudly maintain an A+ rating with the BBB. Our certified technicians are highly trained and experts in their field, and they work closely with every customer to provide cost-saving, energy-efficient solutions.