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G. A. Denison & Sons, Inc.

Updated 2026-08-26 · 7,286 reviewed · 1,143 listed · Scored from 11 Google reviews · How we rank ›

4.3(11) 55 low data composite score See reviews on Google
Roof RepairGutters & SidingRoof Replacement & InstallationMetal Roofing
G. A. Denison & Sons, Inc.
Services
Roof Repair, Gutters & Siding, Roof Replacement & Installation
Reviews
11

What recent reviews say

Mostly five-star reviews praise fast work, quality repairs, and team courtesy. Two reviewers cite long waits and poor response times. Limited review evidence (11 reviews total).

Based on limited recent reviews, so treat this as low-confidence.

Praised for
  • Fast, on-time work
  • Quality repairs fixing other contractors' mistakes
  • Responsive communication and aftercare
  • Professional, courteous crew
Watch-outs
  • Long wait times for small jobs
  • Poor responsiveness to initial inquiries
punctualskilled-workmanshipresponsive-communicationclean-jobsitemissed-deadlinespoor-communication
Best for: Homeowners prioritizing quality repairs over fast turnaround.
Think twice if: You need work completed urgently or have time-sensitive repair needs.

Strengths

  • Fixes leaks and flashing problems from previous contractors
  • Proactive aftercare including post-storm follow-up calls
  • Long customer retention with satisfied customers from years ago
  • Aluminum-encapsulated fascia and rake board work

Worth knowing

  • Proactively called customers morning after Hurricane Ida to check repairs
  • Specializes in fixing leaks and flashing from previous contractors
  • Fascia, rake board, and gutter work with aluminum encapsulation
  • Long wait cited for small jobs (2+ year estimate mentioned)

What reviews say by service

Roof Repair
Leak repairs and vent work praised; 2+ year wait cited for small job.
Roof Replacement & Installation
Fascia and rake board replacement with encapsulation described positively.
Gutters & Siding
Gutter installation mentioned positively in reviews.

How it compares

  • Rated 4.3 against a 4.71 average across the 646 roof repair businesses listed here.
  • Has more Google reviews than 61% of the businesses in this directory.

How we scored this

Our Rubric
Star rating 72
Review volume 47
Review recency 40
Review sentiment 52
Profile completeness 50
Verification 0

Rating breakdown

5
9
4
0
3
0
2
0
1
2

Common questions

Can you fix roof leaks from other contractors' mistakes?
Yes. Reviews describe fixing flashing and leak problems from previous roofing work.
How quickly do you complete projects?
Reviews mention both fast turnaround and long waits for small jobs. Contact for specific timelines.
Do you install gutters?
Yes. Multiple reviews mention gutter work, often combined with roofing services.
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Last updated 2026-08-26