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C. Gosselin Siding & Windows says it has worked as a vinyl siding contractor and window installer for more than 50 years, serving New Hampshire communities from Manchester to the Seacoast. A 2026 customer said Neil matched replacement siding after a tree hit their house, and Rick used siding that was still good to replace other spots around the house. A 2026 reviewer said Neil, Scott and Rick installed doors, windows and siding at an older home, with Neil and the crew providing solutions when unexpected hurdles arose. A 2026 customer praised Neil and his team's siding, window and door work and said they were responsive. A 2025 customer said new siding left their home warmer during winter, while replacement windows reduced outside noise and improved insulation. That 2025 customer said the window installation team arrived on time, kept the area clean and made sure the windows fit. A 2023 customer said the company sided their converted garage and praised the result.
Typical your area range for this kind of work, from regional averages — not a quote from C. Gosselin Siding & Windows. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$4,000 – $11,000
Typical exterior project around $7,500
Neil and his team provided high quality work on our siding windows and doors. The entire experience was excellent. Very responsive and pleasant to work with.
Tree fell and hit my house. Needed some of the siding replaced. Checked with multiple places and no one could come close to a match. Neil came over and matched it perfectly. He was very professional and knew alot more than any of the other companies that I had come and check it out. Rick the guy who did it was awesome. He did a wonderful job and even took some of the siding that was still good and replaced other spots around the house. I strongly recommend them!
Recently had Doors, windows and siding installed. Neil, Scott and Rick did an excellent job. Having an older home, we ran into several unexpected hurdles. Neil and crew always came through with solutions/options for moving forward. The guys paid attention to detail and were easy to work with. I highly recommend C. Gosselin for your project.
I recently had siding and windows installed in my home, and I couldn't be happier with the results. The entire process, from the initial consultation to the final inspection, was smooth and professional. Siding: Neil and his crew did an excellent job with the siding. They were efficient, respectful, and paid attention to every detail. The new siding completely transformed the look of my house, and I’ve already noticed a difference in temperature regulation—my home was warmer this winter. The quality of the materials used is top-notch, and it’s clear that they take pride in their work. Windows: The window installation was equally impressive. They were able to replace all my old windows with energy-efficient ones that look sleek and modern. The installation team was on time, kept the area clean, and made sure the windows fit perfectly. The new windows not only improved the aesthetics of my home, but they also provide better insulation, reducing outside noise and improving energy efficiency. Overall, the entire experience was fantastic. The team was professional, knowledgeable, and friendly throughout the entire process. I highly recommend this company for anyone looking to upgrade their home’s siding and windows.
Our converted garage was sided & looks Great We were impressed by this company. I highly recommend Neil & his Dad Conrad & Neil's son!
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1 change recorded — last scanned Oct 18, 2026.
In-law cottage addition management4.9