Upper Valley homeowners research their contractors before picking up the phone.
A1 Pro delivers what that research should turn up: honest pricing, permits pulled on every job, and craftsmanship backed by a 25-year manufacturer warranty.
The contractors Upper Valley homeowners call back are the ones who showed up prepared and finished what they promised.
Get your free estimate and see for yourself.







Brandon Stachulski
Exceptional craftsmanship and outstanding quality. Despite unexpected challenges like exposing rot, they adapted quickly and delivered within the original timeline. Special thanks to Ed in sales, owner Luis, and the entire team on-site.
Casey G.
A1 Professional came quickly to give me a quote for a large deck. Gave me a great price and started on time. They took care of permits and was here every day until they finished. They are the best I’ve ever worked with!!
Nicolas Kensington
Great design and build — new deck, clearing trees and a pathway to my lake. Quality exceeded expectations, completion time was impressive and the price was reasonable. Will use them again.
Cheryl Sealey
A1 did a wonderful job, quoted and done in 1 day. My garage roof looks great too. I highly recommend this company. Thank you for your professionalism. — C Sealey
Mary Brown
Great guys to work with. My chimney replacement looks great. Company is very responsive, got back to me with an estimate within the week after inquiring about the leak around my chimney.
Leslie Badore
A1 Professional did a great job installing siding on our home. The crew is neat, professional and hard-working. Everyone is polite and easy to work with. We are so pleased and will be happy to recommend them in the future. Well done!