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About Mass Save

Mass Save® is a collaborative of Massachusetts’ electric and natural gas utilities and energy efficiency service providers including Berkshire Gas, Cape Light Compact, Eversource, Liberty, National Grid, and Unitil.

They empower residents, businesses, and communities to make energy efficient upgrades by offering a wide range of services, rebates, incentives, trainings, and information.

Learn more about Mass Save Rebates by visiting the website.


Rebates & Incentives

Receive rebates and incentives on equipment and upgrades, like heat pumps, increased insulation, high-efficiency clothes washers, and more.

Programs & Services

Get objective energy advice and support on making your home more energy efficient.

Income-Based Assistance

We offer no-cost or discounted energy efficiency services to income-eligible households across Massachusetts.

For Renters

Discover easy ways to make your apartment or rental home more energy efficient so you can save money and improve home comfort.

Shop Products

Get instant discounts on energy-efficient products and equipment for your home through our online marketplace.

Energy-Saving Tips

Ready to start saving energy and money in your home? Discover how easy it can be with practical guidance and tips.