Massachusetts Residents

HomeWorks Energy is partnered with Commonwealth Energy, an energy efficiency solutions company that includes roofing, insulation upgrades, solar installations, and more.

Referral Code: Commonwealth Energy


Commonwealth Energy provides total energy efficiency solutions including roofing, insulation upgrades, solar installations, and more to the Greater Boston area. Together, Commonwealth and HomeWorks Energy are working together to connect people to the Mass Save® program. Sign up for an assessment today and help keep the state ranked #1 in the country for sustainability.

What to Expect from a Home Energy Assessment

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We’ll work with your utility provider to get approval for the Home Energy Assessment. If we need more information from you for the approval, we’ll call you within 24 hours.

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Your Home Energy Specialist will be at your home or will call you at your scheduled time and will begin your Assessment. (Virtual takes 90 minutes and in-person can be up to 2-3 hours.)

You will learn how your home consumes and loses energy and you’ll receive a custom home energy report, along with other recommendations to save like insulation or air sealing upgrades.

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You get access to all eligible benefits like 75-100% off insulation, 100% off air sealing, 0% financing, up to $2,750 in HVAC rebates, and no-cost items. All rebates are applied upfront.

Do You Qualify?

You must live in Massachusetts and be a customer of National Grid or Eversource

You can only have an assessment once every three years.
You must live in a single-family home or building with 4 units or fewer.
If you are on fuel payment assistance, you will need to contact Mass Save at 1-866-527-SAVE (7283).

From Our Customers