Verified record
G Ray Colby & Sons is a New Hampshire roofing company that describes itself as family-owned, with over 44 years of experience in residential roofing, new construction and roof repairs. One customer says Pat laid out the scope of work on his first visit to inspect the roof, then he and his crew arrived on time and finished the replacement, complete site cleanup included, in one day. A customer with expensive trees and shrubbery says they showed up when they said they would, completed the job in one day and protected everything around it. A customer who interviewed three roofing candidates found Colby's the most reasonably priced, and quotes a neighbor's text: "Looks great! And got it done in one day!" One customer says the added billing for unexpected rot repair was fair and reasonable, and that the crew was careful to protect property and gardens. A 2025 customer said Patrick and his crew replaced the roof on a two-story home with an adjoining garage in Concord in one long day. A 2025 customer said Patrick and his crew started at 7am on reshingling the house, breezeway and garage, and the job was completed, cleanup included, by 5:30pm. A 2025 customer said the quote was a good deal less than two other local companies, and the yard was cleaned up so well you would never know the roof was replaced. A 2025 customer said Patrick could have repaired the roof instead of replacing it, had they called him before another roofer's incorrect quick patch. A 2024 customer said the owner was on site the entire day working alongside the crew, and later had them do more roofing at one of that customer's commercial buildings. A 2024 customer said they had used the company for all of their roofing work for over a decade. A local news site, theconcordinsider.com, has listed G Ray Colby & Sons in second place for best roofer.
Typical your area range for this kind of work, from regional averages — not a quote from G Ray Colby & Sons Llc. Use it to sanity-check bids, then get the real number in writing.
A square is 100 sq ft of roof surface — bigger than the floor plan because of pitch and overhangs.
Estimated range
$9,000 – $18,600
Typical roofing project around $13,800
“New Heights Roofing Best Roofer Address: 117 Hall St, Concord, NH Phone: (603) 548-4484 Website: newheightsroofingnh.com/ 2nd Place G Ray Colby & Sons”
Great communication, service, pricing, and work - definitely recommend!
We needed to have our roof replaced, Pat provided clear expectations for scope of work on first visit to inspect the roof for provision of quote. Once job was scheduled Pat and his crew arrived on time and were able to complete the job, including complete site cleanup, in one day. New roof looks great and we are very happy with it and the work of Pat and his crew.
Pat was great to work with for our new roof install. They were attentive, timely, neat, kept me informed & did great work. I am very pleased with their product & workmanship and reasonably priced. I highly recommend!
They do quick efficient work. I recommend.
We love our roof! Pat and his crew did an awesome job, reasonably priced and good quality work. Would definitely recommend.
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Certified attributes are verified against the public registry. Others are the business's own statement.
1 change recorded — last scanned Oct 18, 2026.
Honest assessments5.0
Whole-exterior packages5.0
Addition framing work3.3