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GAC Design + Build

Updated 2026-09-16 · 8,283 reviewed · 302 listed · Scored from 28 Google reviews · How we rank ›

4.9(28) 83 composite score See reviews on Google ✓ Google-verified
Detached Garage ConstructionGarage Additions & Conversions
GAC Design + Build
Location
Mississauga
Services
Detached Garage Construction, Garage Additions & Conversions
Reviews
28
Best for
Homeowners planning complex renovations, additions, or structural changes who value permit handling and design coordination.

Core details are sourced from this business's Google Business Profile (checked 2026-09-16). Website-sourced details were fetched 2026-09-16.

What recent reviews say

David and his team consistently deliver renovations on schedule and within quoted costs, backed by skilled trades and fast responses to client questions. Multiple reviewers credit him with managing complex additions, load-bearing wall removals, and full-home renovations while navigating permits, design choices, and last-minute changes without stress or overruns.

Praised for
  • responsive communication
  • on-time and on-budget delivery
  • high-quality craftsmanship
  • experienced and professional trades
  • handles complex projects and permit work
skilled-craftsmanshipon-time-completionclear-quotingfair-pricingpermit-handlingresponsive-supportgreat-project-management
Best for: Homeowners planning complex renovations, additions, or structural changes who value permit handling and design coordination.

Where this business shines

  • Manages complex structural work and load-bearing changes
  • Handles permits and architectural drawings in-house
  • Completes projects on time and within quoted budget
  • Responsive communication and regular site visits

Worth knowing

  • Owner David personally oversees projects and maintains site presence
  • Manages load-bearing wall removals and multi-floor renovations
  • Handles architectural and structural drawings and permit applications
  • Subcontractors described as experienced, professional, and friendly
  • Typical projects span 5 months for whole-home renovations
  • Accommodates last-minute design changes without budget impact

How it compares

  • Rated 4.9 against a 4.68 average across the 276 detached garage construction businesses listed here.
  • Has more Google reviews than 64% of the businesses in this directory.

What earned this score?

Our Rubric
Star rating 86
Review volume 63
Review recency 91
Review sentiment 81
Profile completeness 100
Verification 30

Rating breakdown

5
27
4
0
3
0
2
1
1
0

Common questions

Do you handle building permits and architectural drawings?
Yes. David obtains permits and provides architectural and structural drawings as part of complex projects. One reviewer noted he secured their permit and stayed on top of the process.
What happens if we need changes during the project?
Multiple reviewers report David accommodates last-minute changes flexibly. One mentioned additional extras were turned around quickly without budget overruns.
Will you visit the site regularly?
Yes. Reviewers consistently note David personally ensures projects stay on track and visits regularly to check progress.
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Last updated 2026-09-16