Our Mission

Reduce greenhouse gas emissions by accelerating adoption of energy-efficient heat pumps in Massachusetts homes and buildings.

Did you know...

The Massachusetts 2050 Decarbonization Roadmap says that heat pumps are one of five critical systems transformations required to achieve net zero carbon emissions by 2050. The Massachusetts Clean Energy and Climate Plan for 2030 calls for heat pumps in over 1 million homes by 2030!

ASHP in winter


Resources for learning about heat pumps for your residence or commercial building

Get Help

Our volunteer coaches can help you choose an installer and heat pump 

Run an Event

We oganize virtual and in-person events to promote green heating and cooling 

Engage with Us

Help us grow and connect with more communities and HVAC professionals 

Do you care about reducing emissions while maintaining a comfortable household temperature? The Alliance is supporting a research project being conducted by an interdisciplinary group at Northeastern University.  The project aims to increase electricity-demand flexibility while maintaining home comfort. Massachusetts residents are invited to sign up by Friday, September 10, 2021 to participate. Learn more…

We are a volunteer group that promotes adoption of low-emissions heating, cooling and related technology in our communities.  Our group has grown out of the HeatSmart Massachusetts program sponsored by the Massachusetts Clean Energy Center (MassCEC). Learn more…

We are



Massachusetts communities

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