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Newmarket · updated October 2026

Waterproofing Contractors in Newmarket: the standings

20 waterproofing contractors serving Newmarket, ranked by Google rating and review count. The bar shows each one's review volume against the leader. Arrows show movement since Sep 6. Nobody can pay to move up.

Featured slot — open

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

Who leads waterproofing contractors in Newmarket right now

  1. 1

    Aquatech Basement Waterproofing Toronto

    ★★★★★ 5 · 874 reviews · Etobicoke · (416) 300-2191
    — +7 reviews since Sep 6
  2. 2

    RCC Waterproofing Toronto

    ★★★★★ 4.8 · 805 reviews · North York · (416) 747-1920
    — +11 reviews since Sep 6
  3. 3

    Dryshield Basement Waterproofing Toronto

    ★★★★★ 4.9 · 301 reviews · North York · (800) 277-5411
    ▲1 +8 reviews since Sep 6
  4. 4

    DGI Waterproofing

    ★★★★★ 5 · 114 reviews · Newmarket · (647) 483-2455
    ▲2 +7 reviews since Sep 6
  5. 5

    Hillside Waterproofing

    ★★★★★ 5 · 108 reviews · Newmarket · (289) 383-4558
    ▲2 +1 reviews since Sep 6
  6. 6

    Stay Dry Waterproofing

    ★★★★★ 4.9 · 114 reviews · North York · (416) 782-9379
    ▲2 0 reviews since Sep 6
  7. 7

    Yorkland Homes

    ★★★★★ 4.9 · 90 reviews · Bradford · (416) 877-8218
    ▲2 +3 reviews since Sep 6
  8. 8

    AquaGuard Injection & Waterproofing

    ★★★★★ 4.9 · 67 reviews · Newmarket · (905) 713-0222
    ▲2 +1 reviews since Sep 6
  9. 9

    Calder Contracting - Roofing & Renovations Newmarket

    ★★★★★ 5 · 52 reviews · Newmarket · (905) 751-3831
    ▲3 +6 reviews since Sep 6
  10. 10

    WINMAR Property Restoration Specialists - Newmarket

    ★★★★★ 4.8 · 61 reviews · Newmarket · (905) 868-9393
    ▲1 0 reviews since Sep 6
  11. 11

    ServiceMaster Restore of Aurora-Newmarket

    ★★★★☆ 4.3 · 63 reviews · Newmarket · (905) 853-3111
    ▲2 0 reviews since Sep 6
  12. 12

    MCG Contracting

    ★★★★☆ 4.4 · 49 reviews · Newmarket · (647) 967-6896
    ▲2 0 reviews since Sep 6
  13. 13

    ANJCO ROOFING LTD

    ★★★★★ 4.7 · 31 reviews · Newmarket · (647) 594-7663
    new 0 reviews since Sep 6
  14. 14

    (Renovation)Noyan construction service Inc.

    ★★★★★ 5 · 22 reviews · Newmarket · (416) 871-0992
    ▲1 0 reviews since Sep 6
  15. 15

    Basement Waterproofing Aurora

    ★★★★★ 5 · 16 reviews · Newmarket · (437) 320-4841
    ▲2 0 reviews since Sep 6
  16. 16

    Aria Caulking

    ★★★★★ 5 · 16 reviews · Newmarket · (416) 625-4482
    — 0 reviews since Sep 6
  17. 17

    RENO BUILDING CANADA INC., Newmarket Branch1 Unclaimed

    ★★★★★ 4.9 · 11 reviews · Newmarket · (416) 821-3733
    ▲1 0 reviews since Sep 6
  18. 18

    WetFix Basement Waterproofing

    ★★★★★ 5 · 7 reviews · Newmarket · (647) 295-8746
    ▲1 0 reviews since Sep 6
  19. 19

    Oasis Home Renovations Newmarket

    ★★★★★ 5 · 3 reviews · Newmarket · (647) 699-9538
    new 0 reviews since Sep 6
  20. 20

    MT Drains & Plumbers Newmarket : Foundation Repair & Basement Waterproofing Aurora

    ★★★★★ 5 · 2 reviews · Newmarket · (647) 372-2564
    — 0 reviews since Sep 6
How the standings work. Rank = Google rating × review volume, observed for the Newmarket area in October 2026. No submissions, no fees, no exceptions — a business moves up by earning reviews, not by paying us. Refreshed monthly. 14 of 20 changed rank since Sep 6. See this month's movers.

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