About us

About us

As a family owned business for over 40 years, Delta Waterproofing is more than just a home renovation and waterproofing business, we’re a team dedicated to improving and growing our community with quality products and great service. Since 1975, we’ve been servicing the Montreal Ottawa and Toronto communities with a wide variety of renovations and home upgrades. We don’t just do foundation repairs, we set industry standard.

Using decades of experience and top quality equipment, we take pride in every job we do like it was our own home. At Delta Waterproofing, we make it our business to use the best practices on every jobsite, drawing from expertise the world over. We’re so sure that you will be completely satisfied with our work that we back it with a 50 year guarantee!

Call our office today for a free consultation and let Delta Waterproofing show you the very best in foundation, waterproofing and home improvement services in the greater Montreal, Ottawa and Toronto areas!

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514 900 0910 (24/7)

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Our service area

Up to 100 km from Montreal, Ottawa and Toronto


  • Laval
  • Mirabel
  • Saint Jerome
  • Terrebonne
  • Vaudreuil-Dorion
  • Longueuil


  • Lanark
  • Leeds & Grenvile
  • Stormont, Dundas & Glengarry
  • Prescott & Russell