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Guelph · updated August 2026

Waterproofing Contractors in Guelph: the standings

20 waterproofing contractors serving Guelph, ranked by Google rating and review count. The bar shows each one's review volume against the leader. Nobody can pay to move up.

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One labelled spot above these standings, reserved for a claimed Guelph business. It never changes the ranking below. Claim your listing to take it.

  1. 1
    Lodder Brothers Limited
    ★★★★★ 4.7 · 839 reviews · Guelph · (647) 931-8326
  2. 2
    O'Dwyer Insulation
    ★★★★★ 5 · 348 reviews · Guelph · (519) 710-0544
  3. 3
    ServiceMaster Restore of Guelph
    ★★★★★ 4.8 · 161 reviews · Guelph · (226) 780-6435
  4. 4
    Aquamaster Basement Waterproofing Cambridge
    ★★★★★ 5 · 112 reviews · Cambridge · (226) 336-0440
  5. 5
    Wilson Construction & Reno's Inc
    ★★★★★ 5 · 82 reviews · Guelph · (226) 203-9742
  6. 6
    TSB Homes
    ★★★★★ 5 · 73 reviews · Guelph · (437) 979-7015
  7. 7
    Basement Waterproofing Guelph
    ★★★★★ 5 · 60 reviews · Guelph · (226) 741-0273
  8. 8
    WINMAR Property Restoration Specialists - Guelph
    ★★★★★ 4.5 · 83 reviews · Guelph · (519) 826-0000
  9. 9
    Aquatech Basement Waterproofing Guelph
    ★★★★★ 4.9 · 51 reviews · Guelph · (647) 930-6046
  10. 10
    A1 Pros - Exterior Contractor Gutters Siding Roofing
    ★★★★★ 5 · 45 reviews · Guelph · (226) 799-5121
  11. 11
    SHIYANA DEVELOPERS
    ★★★★★ 5 · 27 reviews · Guelph · (905) 442-8473
  12. 12
    Osika Contracting
    ★★★★★ 5 · 22 reviews · Guelph · (647) 355-9949
  13. 13
    Speed River Contracting Inc
    ★★★★★ 4.6 · 22 reviews · Guelph · (888) 212-7015
  14. 14
    Guelph Home Contracting Inc.
    ★★★★★ 5 · 16 reviews · Guelph · (519) 830-0601
  15. 15
    CrackXperts
    ★★★★★ 4.8 · 17 reviews · Guelph · (519) 803-6487
  16. 16
    The Contractors, Inc.
    ★★★★★ 5 · 9 reviews · Guelph · (519) 830-7246
  17. 17
    Guelph Basement Waterproofing
    ★★★★★ 5 · 4 reviews · Guelph · (226) 780-9658
  18. 18
    Kwparging
    ★★★★★ 5 · 3 reviews · Guelph · (226) 343-7045
  19. 19
    A 2000 renovation Canada inc.
    ★★★★★ 5 · 3 reviews · Guelph · (437) 998-5579
  20. 20
    Guelph Wisecracks
    ★★★★☆ 3.7 · 3 reviews · Guelph · (855) 947-2725
How the standings work. Rank = Google rating × review volume, observed for the Guelph area in August 2026. No submissions, no fees, no exceptions — a business moves up by earning reviews, not by paying us. Refreshed monthly.

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