Welcome to Nusite Contractors Ltd. North Toronto's waterproofing and foundation repair experts.

As a locally-owned, family-run business, we offer an array of industry knowledge helping us deliver top-quality workmanship and services.


The Nusite Contractors Ltd. team has over 100 years of experience in the construction industry, and specializes in both; commercial and residential:

  • Foundation Repair

  • Foundation Crack Repair

  • Interior Waterproofing

  • Exterior Waterproofing

  • Sump Pump Installation

  • Weeping Tile Systems

  • Window Well Installation

  • Basement Drain Services

  • Concrete Repair

  • French Drains

  • Basement Lowering

  • Underpinning

  • and Structural Concrete Work

We are proud to say that we have been serving homeowners throughout North Toronto for over 30 years, giving us the familiarity to handle every aspect of your project.

What Homeowners Say About Us 

Jeffrey Leal of Nusite Waterproofing found my problem within minutes of examining my basement; a broken drain pipe leading from my kitchen above. No foundation problem. No charge.


A previous Company was talking about the possibility of groundwater coming up through my concrete floor; major costs discussed.


4 Time Best of HomeStars Waterproofing Winner!

Best of HomeStars Waterproofing Winner 2015!

Best of HomeStars Waterproofing Winner 2016!

Best of HomeStars Waterproofing Winner 2019!

Best of HomeStars Waterproofing Winner 2020!

Nusite Contractors is an Accredited Business!

Nusite Contractors is a member of BILD and Renomark!


Want to Learn More?

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Call or Message Us for a Free, No-Obligation Estimate. We are Happy to Help With All Your Waterproofing or Concrete Needs.

Email: info@nusitegroup.com

Tel: (416) 622-7000