Waterproofing in Ottawa!

Delta Waterproofing has been serving the people of the Ottawa area for over 40 years. That time has given us the knowledge and experience to guarantee that every job we do will be done right, in a timely manner, and that you will be completely satisfied with our work. From completing insulation repairs in Leeds and Grenville, to fixing cracked foundations in Prescott and Russell, to waterproofing basements from downtown Ottawa to Lanark county, we make it our business to use up-to-date technology, equipment, and methods to give all our clients the best service possible.

If you need a quote, contact us today. The services available at Delta Waterproofing are wide-ranging and complimentary. Whether it’s combining basement waterproofing with foundation crack repair, ventilating a crawlspace and reducing radon, removing mold and replacing insulation, our team will solve your home repair needs. Our experts will help you through the process of getting a free estimate, discuss your quote, and complete each project in a friendly and timely manner. Let Delta Waterproofing show you how your home can be warmer, drier, safer and more stable. Call us today!

Map of Installations in Ottawa

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Tel: 613-702-1212

Address: 251 Laurier Avenue West Suite 900 Ottawa, ON, Canada K1P5J6

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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