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 

Northeastern University study of maintaining comfort while reducing emissions

Run an Event

We organize 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 

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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