Deck Build, 3-4 seasons rooms , framing, windows, basements, roofs,additions etc, Siding , and 3 more
"Excellent owner and crew . Very focused on doing a high quality job . Everyone was pleasant and respectful. Worked long days and never stopped . Highly efficient with time and materials . Deck is brand new , level and was reinforced wherever there were gaps . I will have them back again . Thanks everyone !!"
Marge W. in August 2024
Handyman Services, Sump Pumps, Interior Remodeling , and 7 more
"Doug painted the elevated walls around our staircase. He was attentive, thorough and professional. Before he considered his job to be finished, Doug made sure I had carefully inspected his work and approved the results. I highly recommend him."
Brian B. in December 2009
Custom Painting, Rot & Structural Repairs, Custom Color & Interior Design , and 7 more
"They were quick to communicate, made a reasonable bid for my door and my subfloor and completed the job quickly."
David C. in December 2024
Table Top Repair, Lawn Maintenance - Residential and Commercial, Wood Furniture Repair , and 2 more
"these guys were great !! called to see if they could come a day earlier ! showed up on time and did a fantastic job removing my hot tub ! i"
john C. in July 2018
"He kept in touch to see how the big project was going so he could be there when we needed him. Excellent communication. He is neat, cleans up after, and hauls everything away."
Jayne K. in August 2024
Metal Roofing - Install or Replace, Asphalt Shingle Roofing - Install or Replace, Custom Decks, Vinyl Siding, Carpentry , and 2 more
"Quade was the only contractor who would return my calls and agree to a project that no one else would touch. He also did a great job with the work. I wouldn't hesitate to recommend the services of QS & L Builders at any time."
Rocky P. in November 2012
Roofing & Siding, Vinyl Siding, Asphalt Shingle Roofing
"was very responsive by phone and email, did the job well, cleaned up after and answered my questions and explained things to me throughout the process."
2DFF2F7865CE2E706185200E7B9E89DEE0571094DF7ECBD7385A4EF74192E9D3 D. in August 2025
Blown-In Insulation - Install or Upgrade, ADA Handicap Ramps, Spray Foam Insulation - Install , and 6 more
"Outstanding work fair prices great customer services"
Chris F. in December 2018
About us: "Were a locally owned and operated company with over 30 years of industry experience. We value honesty and integrity in all aspects of our business. We offer a variety of Home Improvement services that are customizable to each individual project. We specialize in additions and remodels, carpentry, siding, tile, painting, and a variety of other projects. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We offer a one year guarantee on all jobs performed. Estimates are free and there are no up front costs to our home and business owners. We look forward to building lasting relationships with our clients and guarantee your satisfaction!"
Alton Bay Deck Builders are rated 4.0 out of 5 based on 352 reviews of 352 pros.
The HomeAdvisor Community Rating is an overall rating based on verified reviews and feedback from our community of homeowners that have been connected with service professionals. See individual business pages for full, detailed reviews.
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