Welcome to Evergreen Home Performance

Our team of professionals provides comfort, energy efficiency and window/door replacement services. Schedule a free consult to begin planning your customized upgrade. 

You can count on us to look at the big picture, find the root of your home's comfort, health, and safety problems, and provide tailor-made solutions. Our Services:

• Free consult: Learn how your house works - and how it could work better.
• Project design with energy audit: Assess your whole house to pinpoint problems and engineer solutions.
• Air sealing: Tighten up your house to control air movement.
• Insulation: Slow the flow of heat for year-round comfort.
• Basement encapsulation: Eliminate moisture to keep your home warm and dry.
• Replacement windows: Increase your home's comfort and value with windows from Marvin Family of Brands.
• Financing and Rebates: Access Efficiency Maine incentives and loans to make your project affordable.

Interested in joining the Evergreen team? Check out the current open positions on our Careers Page.

Serving Maine from our Portland and Rockland offices -
Read our Portland Google Reviews   Read our Rockland Google Reviews