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WaterproofingIndex

Basement Waterproofing Contractors in Mississauga, Ranked (2026)

Last updated: By Below-Grade Records Desk

29 basement waterproofing contractors cover Mississauga, compiled August 2026.

2,283 Google reviews · median 4.94★ · typical $50–$80 per linear ft (Project Landscaping (Ontario)) · 93% of rated companies at 4.8★ or above · scheduling: interior work year-round; exterior excavation typically April to November

Companies

Who does basement waterproofing in Mississauga?

  5. ROOTERWORX5

    ROOTERWORX

    6.0 km from Mississauga centre

    Basement Waterproofing

    Its own website describes below-grade water work

    (416) 400-2685Call
  18. TCR PRO18

    TCR PRO

    5.7 km from Mississauga centre

    Basement Waterproofing

    Its own website describes below-grade water work

    (437) 577-9199Call
  20. STOPWATER.ca20

    STOPWATER.ca

    6.3 km from Mississauga centre

    Basement Waterproofing

    Its own website describes below-grade water work

    (289) 536-8797Call
  28. Crackmasters28

    Crackmasters

    8.1 km from Mississauga centre

    Basement Waterproofing

    Its own website describes below-grade water work

    (905) 855-3500Call

August 2026 count for Mississauga: 29 basement waterproofing contractors, 4.94★ average on Google, 2,283 reviews in total. Half carry more than 78 Google reviews and half fewer. Full basement waterproofing cost guide.

Ranking

What decides the order on this page?

A Bayesian-adjusted Google rating orders these 29 basement waterproofing contractors, whose median review count is 78. Position is not for sale. How the score is built.

Rules

Permits and subsidies for basement waterproofing

Permit rules and subsidies do not change between Mississauga and the rest of the GTA, so they are answered once, on the basement waterproofing page.

Coverage

Nearby areas and related work in Mississauga