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Endless Energy

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261 Cedar Hill St Ste 100

Marlborough, MA 01752

+1 (508) 501-9990

https://goendlessenergy.com

Endless Energy is a locally owned energy efficiency and HVAC company with over 40 years of service to our community. Our service territory covers the majority of the state of Massachusetts. We specialize in energy efficiency solutions such as furnace, boiler, water heater and heat pump installation, ducted or ductless mini-split installation, commercial solar energy solutions, commercial HVAC, home energy assessments, air-sealing, and insulation needs. Our goal is to help every Massachusetts resident to increase their energy efficiency through a customized solution for their individual home or business.

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Reviews

3.026 reviews

Carolyn R.

11/22/2025

Endless Energy recently installed our new HVAC system, and I couldn't be more impressed with the entire team. Garret, Gavin, Keith, and Rich handled the installation and did an exceptional job....

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Lynn L.

7/15/2025

Eydin came to service our 10-year-old mini-split which would not heat or cool. Initially it appeared to have a leak but after several pressure tests, he could not locate one. The system held...

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Paul M.

8/16/2025

My previous message was in the beginning of May, and now in August 2025. It was regarding steam boiler system installation by Endless Energy for me in Brookline, MA. After bad experience with...

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Eileen C.

10/15/2024

please do not do business with endless energy- problem after problem. They send some one out, they look and say " someone will be in touch with you to fix it" that was the summer - now attempted...

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Debra K.

12/16/2023

We had multi split heater/air conditioners installed last week and I can't say enough about Endless Energy. Mike and Jimmy were our team and they were both professional, conscientious, polite,...

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