Derry, NH roofing contractor · 15+ years
Roofs done right the first time
Mr. B's Roofing replaces and repairs shingle, metal and rubber roofs and installs seamless gutters for homes and businesses in Southern & Central New Hampshire and the North Shore of Massachusetts.
4.9 on Google from 62 reviews
What we do
Five services, each done by the same crew. Pick one to see materials, what is included, and what to expect.
Asphalt Shingle Roofing
Architectural shingles from GAF, CertainTeed and Owens Corning, with a full tear-off and deck inspection.
Learn moreMetal Roofing
Standing seam and exposed-fastener metal roofs that shed snow and last 50+ years.
Learn moreRubber / EPDM Roofing
Fully-adhered and fastened EPDM membranes for flat and low-slope roofs.
Learn moreRoof Repairs & Storm Damage
Leaks, storm and wind damage, ice dams, flashing. We find the real source and fix it.
Learn moreSeamless Gutters
Seamless aluminum gutters formed on-site, plus downspouts, guards and fascia repair.
Learn moreCommercial Roofing
Flat membranes, metal and leak repair for retail, warehouse and multi-family buildings.
Learn more

Why homeowners call Mr. B
- You deal with Mr. B
- Mark Boutin runs the jobs himself. The person who quotes your roof is on site while it gets built.
- Honest about repair vs. replace
- If a repair will buy you years, we will say so. You will not be pushed into a full roof you do not need.
- No surprises on the invoice
- Rotted decking or other issues found during tear-off are shown to you before any extra work is done.
- 15+ years in business
- Licensed, fully insured and BBB accredited, with manufacturer-certified installs and a clean property when we leave.
Read what customers say
We're rated 4.9 out of 5 across 62 Google reviews and are BBB accredited. Read the reviews where they were written.
Where we work
Based in Derry, with most jobs within about 30 minutes. Not on the list? Call. We probably cover you.
Get an honest, no-pressure estimate
Mr. B will look at your roof, walk you through your options, and give you a written estimate. It's free.
