Get a no-cost Home Energy Assessment

It’s simple: Sign up for a Home Energy Assessment and you’ll receive an evaluation of your home’s energy efficiency, along with recommendations for upgrades and generous discounts on improvements.

In addition to helping you save money and energy, we will donate a new coat to a child in need for every customer who signs up for a no-cost energy assessment in the month of October.* Help us warm hearts and homes in our communities and sign up for an assessment today! 

Request an Assessment

Operation Warm

We are a proud partner of Operation Warm, a non-profit organization dedicated to providing warmth, confidence, and hope to millions of children in need across North America through the gift of brand-new winter coats.

Through this partnership, we will donate a brand new coat to a local child in need for every no-cost home energy assessment requested by a customer in the month of October. This initiative is part of our ongoing commitment to help Massachusetts homeowners reduce their energy usage and save money, while helping to support local communities around the commonwealth. 

Learn more about Operation Warm.

Enhanced incentives

Depending on your income, you may qualify for a special offer from Columbia Gas that can save you even more money. Learn more at

Get a HEAT loan

The Sponsors of Mass Save® are buying down the interest rates to make energy efficiency more affordable for Massachusetts residents. With our HEAT Loan, you could qualify for a loan of up to $25,000 toward qualified energy efficient home improvements with terms up to 7 years, depending on your lender.

To get started, schedule a Home Energy Assessment using the link above. At the end of your Home Energy Assessment, the energy specialist will let you know which improvements would be eligible for HEAT Loan financing, and give you all the paperwork you need.

*Columbia Gas of Massachusetts will donate $22 to Operation Warm for each of its customers in Massachusetts who requests a Home Energy Assessment from October 1 – October 31, up to $11,000.

Have an emergency?

If you smell gas, think you have a gas leak, have carbon monoxide symptoms or have some other emergency situation, go outside and call 911 and then our emergency number at 1-800-525-8222.