About Watertite Roofing
Watertite Roofing has over 50 years of experience providing trusted flat roofing solutions across Southern Ontario. We focus on quality, reliability, and customer care, ensuring every project delivers lasting protection and value for commercial, industrial, and institutional properties.
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Watertite Roofing: Built on Quality
Watertite Roofing, established in 1976, specializes in providing comprehensive roofing services for a diverse range of buildings and facilities. Leveraging our extensive construction experience, we offer expertise in various phases of roof reconstruction.
Our capabilities encompass carpentry details, skylights, sheet metal fabrication, roof drainage, heavy equipment operations and craning, enabling seamless on-site progress and minimizing cross-trade delays. This ensures timely control and continuity throughout every flat roofing or metal retrofit project.
Watertite specializes in flat roofing for commercial and industrial properties, offering services such as roof replacement, repairs, low-slope steel roofing solutions and metal retrofit installations, as well as servicing new construction throughout Ontario, including Hamilton, Burlington, Niagara, and The Golden Horseshoe Area. Safety is paramount in our operations, with up-to-date WSIB certificates, company insurance policies, and all roofing crew holding Working From Heights Certifications.
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50+Years of Service
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6,700+
Completed Jobs
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>78%
Repeat or Referral
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#1
Flat Roofing Specialist
watertite roofing timeline
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1976Start
WTR begins as a start-up enterprise selling and applying Texas Refinery roof coatings and products. Coal tar pitch, tar and gravel were also common roofing applications.
1979incorporation
Tarmco Construction Limited is incorporated o/a Watertite Roofing.
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1982first shop
First commercial shop location. WTR specializes in flat built-ups, BUR roofing.
1988Moment of Triumph
Sponsors community activities, WTR mixed slo-pitch baseball team wins the Provincial Championship!
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1990’sBigger, Better, Bolder
Relocates and renovates new commercial headquarters.
199115+ Years of Excellence
More than 15 years of flat roofing, fiberglass, torch down and modified EPDM product applications.
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2004
Innovating Together:
WTR x Duro-LastStaff fly to Duro-Last manufacturing facility in Michigan for tours and meetings to discuss cleaner/greener roofing options and technologies.
2006WTR’s Roofing Revolution
Changes WTR business model to PVC roofing systems. Becomes accredited and award winning installers of “The World’s Best Roof”.
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2011Bigger Space, Bigger Vision
Began facility expansion to over 17,500 square feet of office and warehousing.
201640 Years of Watertite Roofing
Co-owners Cheryl and Archie Merigold celebrate Watertite Roofing’s 40th year of providing roofing solutions across Ontario.
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2020Award-Winning Excellence
Watertite has received year-after-year service awards. We are Duro-Last Elite Contractors!
2021Celebrating 45 Years
In our 45th year – the next generation of WTR Roofing Specialists emerge!
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2023Elite Status, Award-Winning
Service, New LeadershipWatertite Roofing receives Duro-Last’s Elite Contractor status once again as well as a recipient of the Ontario Contractor of the Year for 2023. Zak Keyes is promoted to Vice-President and Dahye Keyes as CFO.
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2024Elevating Flat Roofing with Canadian-Made Materials
New Partnership with Goliath Roofing Systems Watertite Roofing is proud to announce a new partnership with Goliath Roofing Systems, a leading Canadian manufacturer of high-performance roofing materials. This collaboration strengthens our commitment to using premium, locally made products for our flat roofing systems—delivering even greater quality, durability, and value to our clients.
2025Employer of the Year & Business of the Year Awards
We’re honored to be recognized by the Dunnville Chamber of Commerce as the 2025 Employer of the Year and Business of the Year. These awards reflect our team’s dedication to excellence, our commitment to our employees, and our continued support for the local community.
Our recent projects
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