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In recent years, Efficient Buildings, LLC has expanded our initial line of quality home improvement services to include to a full array of weatherization and renewable energy projects, energy audits, and building performance consulting. Despite our rapid expansion and continuing growth, we have not changed our commitment to exceeding our customers' expectations by supplying superior products, providing skilled craftsmanship, dedicating ourselves to extraordinary service and timeliness, and offering all at a fair and competitive price.

Our successful home improvement operation was achieved by customer satisfaction, and we continue to enjoy much repeat and referral business.  We establish lasting relationships through ethical business practices, drive, responsiveness, and dependability. The addition of our home performance services is an exciting extension of our initial desire to improve and enhance our customer's homes. Our continued goal is to provide superior service to our customers, and to foster a positive work environment that encourages new ideas, innovation, and growth.

What Our Customers Are Saying

  • I would like to express how grateful to each and everyone of you for helping make my house warmer for the winter months, its because of you I was able to have insulation and seal areas of my home that wouldn't get done. Thank you!
    Wendy, Wareham, MA
  • Initially hiring Efficient Buildings for some insulation work, we were so impressed by their efficiency, expertise and depth of knowledge that we went on to hire him for a large addition.

  • Your technicians made a scheduled appointment at our house this past Tuesday to complete a work order. We wish to commend you for hiring such competent individuals. They were knowledgeable, personable, task-oriented and totally honest and reliable.

    Melvyn, Plymouth, MA
  • I hired Efficient Buildings to do some insulation work at my house, as I had heard that attic insulation was one of the best ways to cut heating costs, and Efficient Buildings came highly recommended from a friend.

    James Chase, Bridgewater, MA
  • I wanted to tell you how great a job the installers did putting in my attic insulation. My AC has been out for a few days and the insulation has kept the temperature down. Usually a second story would be boiling, but the men did such a great job that I was able to stay here. 
    Diane, Osterville, MA
  • I wanted to drop you a line and tell you how pleased we were with the crew and the fine job they did at my home today.

    George Foley, Bridgewater, MA
  • Hello, this is Marty from Marlborough. I just wanted to thank all the crew for a job well done. Also I was so impressed by the very kind well mannered behavior of the men. It's nice to know there are still nice people out there.

    Marty Silvia, Marlborough, MA
  • After conducting a thorough and (extremely) informative energy audit, Efficient Buildings assessed that the most cost-effective improvements I could make would be some simple air sealing and improved attic insulation -- they didn't try to sell any expensive windows or talk me into having work... Read More

    Ryan Weymouth, Bridgewater, MA
Thermal image of a house exterior, showing where air leaks
October 21, 2017
One of the key components of an effective home energy audit is infrared thermography. Infrared thermography (or infrared imaging, infrared diagnostics, a rose by any other name...) consists of a... Read more
Caulking a window to prevent air from escaping
September 19, 2017
Sometime during your crusade to seal those energy robbing cracks and holes in your home, you're bound to start asking yourself, "Isn't air flow important for a healthy home? Can I take this whole... Read more