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Richmond Hill · updated August 2026

Waterproofing Contractors in Richmond Hill: the standings

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

Featured slot — open

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

  1. 1
    Aquatech Basement Waterproofing Toronto
    ★★★★★ 5 · 863 reviews · Etobicoke · (416) 300-2191
  2. 2
    RCC Waterproofing Toronto
    ★★★★★ 4.8 · 791 reviews · North York · (416) 747-1920
  3. 3
    RCC Waterproofing Vaughan
    ★★★★★ 4.9 · 210 reviews · Vaughan · (416) 551-4963
  4. 4
    Direct Basement Waterproofing Toronto
    ★★★★★ 5 · 134 reviews · North York · (647) 693-1096
  5. 5
    Stay Dry Waterproofing
    ★★★★★ 4.9 · 111 reviews · North York · (416) 782-9379
  6. 6
    Aquatech Waterproofing Vaughan
    ★★★★★ 5 · 87 reviews · Vaughan · (647) 955-6619
  7. 7
    RCC Waterproofing North York
    ★★★★★ 4.8 · 89 reviews · North York · (416) 747-1920
  8. 8
    AquaGuard Injection & Waterproofing
    ★★★★★ 4.9 · 65 reviews · Newmarket · (905) 713-0222
  9. 9
    Direct Waterproofing Inc
    ★★★★★ 5 · 54 reviews · Markham · (647) 956-7249
  10. 10
    Dryshield Basement Waterproofing Vaughan
    ★★★★★ 4.5 · 69 reviews · Vaughan · (905) 760-0882
  11. 11
    RCC Waterproofing Markham
    ★★★★★ 4.9 · 39 reviews · Markham · (905) 918-5044
  12. 12
    Waterproofing PD | Basement Waterproofing Richmond Hill
    ★★★★★ 5 · 34 reviews · Richmond Hill · (416) 333-8222
  13. 13
    Caulking Company Inc.
    ★★★★★ 4.8 · 26 reviews · Richmond Hill · (647) 866-7749
  14. 14
    Basement Waterproofing Markham
    ★★★★★ 5 · 21 reviews · Markham · (289) 800-7170
  15. 15
    ARCVIO GTA RENO
    ★★★★★ 4.9 · 10 reviews · Richmond Hill · (416) 450-5342
  16. 16
    MT Drains & Plumbing - Basement Waterproofing Richmond Hill
    ★★★★★ 4.8 · 9 reviews · Richmond Hill · (647) 370-5590
  17. 17
    Umbrella Waterproofing, Drains & Plumbing
    ★★★★★ 4.5 · 10 reviews · Richmond Hill · (647) 408-3262
  18. 18
    GEO Waterproofing Unclaimed
    ★★★★★ 4.8 · 4 reviews · Markham · (647) 720-7533
  19. 19
    Maple Andes Coating
    ★★★★★ 5 · 1 reviews · Richmond Hill · (416) 854-9355
How the standings work. Rank = Google rating × review volume, observed for the Richmond Hill 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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