Service. Speed. Superior Roofs.

DWS Roofing & Waterproofing is Ottawa’s premier commercial roofing, flat-roof and waterproofing specialist for over 20 years.

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Over 20 Years in Business

DWS Roofing has spent two decades excelling in commercial, industrial, institutional, and multi-residential roofing for buildings of all sizes. We’ve gained an unparalleled reputation as one of the Ottawa Valley’s most reputable and efficient roofing and waterproofing contractors.

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Roofing Excellence

We provide a variety of roofing systems, carefully customizing each system to the client’s needs and budget. We work with all leading-edge roofing systems on the market and deliver a quality, warrantied product every time. We’re also readily available for re-roofs and repairs when you need them most.

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Waterproofing: Peace of Mind

Waterproofing is the unsung hero of your investment. For all your foundation and below-grade projects, DWS will customize a system that will protect your assets from the ground-up.

“We’ve worked with DWS for years. When you know DWS, you know quality.”

– Waterdon Construction

 

“We’ve chosen DWS for over twenty projects, and we’ll never go back to anyone else.”

– Kent Group of Companies

Talk to us about your project today.