Find a Contractor

We can help connect you with skilled energy efficiency professionals.

We offer listings of trained heating and cooling (HVAC) contractors and Energy Specialists who provide home energy assessments, insulation, and air sealing.


Contractor Types

Home Performance Contractors

Home Performance Contractors perform no-cost home energy assessments, and can install any insulation and air sealing work identified during the assessment. If you heat your home with natural gas, select your natural gas company below. For all other heating fuel types, including oil, propane and electric, select your applicable electric utility or energy efficiency service provider.


Independent Installation Contractors

After a Mass Save® Energy Specialist has conducted your no-cost home energy assessment, an Independent Installation Contractor can complete insulation and air sealing. Access the full list of Mass Save certified IICs by selecting your energy provider from the list below.


HVAC Contractors – AC Check

Airflow and Charge Check (AC Check) contractors are trained by Mass Save to properly install high-efficiency central air conditioning and central heat pump equipment. They follow the AC Check equipment testing procedure to maximize equipment efficiency, energy savings, lifespan, and home comfort. See the list of AC Check Contractors