About Mass Save®

Bringing simple energy savings to Massachusetts

Mass Save is a collaborative of Massachusetts' natural gas and electric utilities and energy efficiency service providers, including Berkshire Gas, Blackstone Gas Company, Cape Light Compact, Columbia Gas of Massachusetts, Eversource, Liberty Utilities, National Grid and Unitil. We empower residents, businesses, and communities to make energy efficient upgrades by offering a wide range of services, rebates, incentives, trainings, and information.

These programs and services are managed and delivered by electric and gas Sponsors, providing the energy expertise to help you save energy and money. The funding is supported from a charge on customers’ energy bills.

Through the joint efforts of the Mass Save collaborative, Massachusetts has earned top ranking as the #1 state in the nation for energy efficiency according to the American Council for an Energy-Efficient Economy (ACEEE).

We continue to make strides in energy efficiency and build a clean energy future for everyone in the state!

News & Events

Check out energy happenings in your community

Whether you're looking for the latest energy saving initiatives or information about a future event, Mass Save can help you stay connected and informed. Check our listings regularly to learn about Mass Save news and events

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August 09, 2016 More News
Massachusetts Energy Efficiency Efforts Providing Unprecedented Savings to Customers

May 13, 2017 Upcoming Event
ReStore Spring Fling

Mass Save Data

Detailed information on the year-to-date performance.

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Mass Save Sponsors

Creating a more efficient future

Contributing Sponsors
Supporting Agencies