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Anderson Insulation of Maine says it has over 75 years of insulation experience in Maine & New Hampshire, and its website lists a service area that runs from Saco, Brunswick and Cape Elizabeth to Concord, Derry and Exeter. It holds a 4.8-star average from 40 Google ratings, and a downeast.com page names it as an insulation contractor. A customer says Ryan and the crew helped on multiple projects for their attic, basement and an ancillary building, and calls them on time, thorough and fairly priced. A customer says that after a thorough inspection of the attic, they clearly explained what actually needed attention and what didn't. A 2026 customer said the company spray foamed their new storefront in Topsham, a building over 100 years old, using closed-cell spray foam on several challenging areas. That 2026 customer said Matt, the service crew manager, kept them updated with pictures and videos of the progress. A 2024 customer said Ryan was early for the appointment, explained everything clearly, and understood when no extra insulation turned out to be needed in their home.
“Insulation Contractor: Anderson Insulation of Maine”
Ryan and the crew were great to work with. They helped us on multiple projects - for our attic, basement, and on an ancillary building. They were great to communicate with, on time, thorough, and fairly priced. Would recommend them to anyone.
I had a great experience with this insulation company. What impressed me most was their honesty. After doing a thorough inspection of my attic, they clearly explained what actually needed attention and, more importantly, what didn’t. The crew was professional, knowledgeable, and took the time to answer all my questions. You can tell they care more about building trust than just making a quick sale. I really appreciated the transparency and would absolutely recommend them to anyone looking for honest, reliable insulation work.
We recently hired Andersen Insulation to spray foam our new storefront in Topsham, and the entire experience was outstanding from start to finish. From the very beginning, Matt, the estimator, was incredibly efficient, responsive, and provided a very reasonable estimate. Once we were ready to move forward, they scheduled the job promptly and followed through on everything exactly as promised. Our building is over 100 years old and had several challenging areas that needed special attention. The crew used closed-cell spray foam insulation and tackled every single trouble spot with care and precision, truly going above and beyond. The quality of the work is excellent. Matt, the service crew manager, was also fantastic. He kept me updated throughout the process, even sending pictures and videos of the progress, which I really appreciated. The difference in the building is substantial, and I couldn’t be happier with the results. If you need spray foam insulation for your home or business, I highly recommend Andersen Insulation. You will not go wrong. And next time you’re in the area, stop by and see us at Morning Moose — we’ll take good care of you! Thank you again to the entire Andersen team for the great work!
Anderson Insulation has been outstanding to work with. They are extremely responsive, communicate clearly, and always follow through on what they say they will do. In an industry where reliability and professionalism make all the difference, their team consistently delivers. Highly recommended for anyone looking for a dependable insulation partner.
Ryan was fantastic! He was early for our appointment, explained everything clearly and was extremely knowledgeable. Here's the rub: I ended up not needing extra insulation in my home and he totally understood. Rare to write a review for a business you never did the actual work with... but I felt I had to!
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1 change recorded — last scanned Oct 4, 2026.