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GJ MacRae Foundation Repair

Updated 2026-08-12 · 17,962 reviewed · 589 listed · Scored from 96 Google reviews · How we rank ›

4.8(96) 85 composite score See reviews on Google ✓ Google-verified
Structural Drying & DehumidificationFlood & Water ExtractionWater Damage Restoration Service
GJ MacRae Foundation Repair
Location
Oakville
Services
Structural Drying & Dehumidification, Flood & Water Extraction, Water Damage Restoration Service
Reviews
96
Ranking
#16 in Structural Drying & Dehumidification
Best for
Homeowners with foundation leaks or wet basements who value long-term reliability and owner accountability.

Business data from Google Business Profile, checked 2026-08-12. Facts from the business's own website were fetched 2026-08-12.

What do customers say?

Strong, consistent results over decades define this operator. Reviewers detail foundation repairs, sump pump installations, and waterproofing projects completed professionally, on schedule, and with no lingering damage or mess. A 19-year-old sealed crack that stayed dry, seven-year service relationships, and repeated praise for owner accountability set the standard in the neighbourhood.

Praised for
  • long-term reliability (19-year warranty hold), professional and courteous crew, on-time and on-budget delivery, thorough and clean work, responsive communication
professional-crewpunctualtransparent-pricingcourteous-staff
Best for: Homeowners with foundation leaks or wet basements who value long-term reliability and owner accountability.

What stands out?

  • Structural expertise spanning foundation repair, waterproofing, and sump pump systems
  • Multi-year warranty coverage (15 years noted)
  • Owner-led quality control and inspection follow-ups
  • On-time, on-budget delivery with site restoration

Worth knowing

  • Gavin MacRae, owner, conducts inspections and leads projects
  • Dean, crew lead, manages urgent repairs and crawlspace work
  • Rick Deagazio (external crew RCC) mentioned for exterior wall waterproofing
  • 15-year warranty on exterior foundation sealing
  • Sump pump systems include marine battery backup and secondary pump options
  • Foundation underpinning and beam replacement on record
  • Post-work cleanup includes site restoration to pre-work condition

How it compares

  • Rated 4.8 against a 4.79 average across the 82 structural drying & dehumidification businesses listed here.
  • Has more Google reviews than 87% of the businesses in this directory.

How the score was calculated

Ranking Method
Star rating 85
Review volume 86
Review recency 100
Review sentiment 70
Profile completeness 100
Verification 30

Rating breakdown

5
90
4
2
3
0
2
0
1
4

Contact

Address
470 Winston Churchill Blvd, Oakville, ON L6J 6K9
Open in Google Maps

Last verified 2026-08-12

Opening hours

Monday
08:00-17:00
Tuesday
08:00-17:00
Wednesday
08:00-17:00
Thursday
08:00-17:00
Friday
08:00-17:00
Saturday
Closed
Sunday
Closed

As listed on Google.

From their website

Services listed
Basement WaterproofingBasement Crack RepairOutside Basement WaterproofingInside Basement WaterproofingSump PumpsWindow WellsWeeping Tile SystemsFrench Drains and Drywells

Operating:since 1975

As published by the business on its own website; not independently verified.

Enquire about GJ MacRae Foundation Repair

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Frequently asked questions

How long do foundation repairs last?
Exterior foundation sealing comes with a 15-year warranty. One reviewer's leak sealed in 2007 remained dry 19 years later.
Do you service existing sump pump systems?
Yes. The team inspects and services sump pumps and battery backups installed years earlier; customers report seven-year service relationships.
What areas do you cover?
Greater Toronto Area, including Oakville, Hamilton, Downtown Toronto, Mississauga, Burlington, Milton, and Georgetown.

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Last updated 2026-08-12