Flat Roof Repairs & Maintenance

When it’s time for maintenance, repair or replacement, you need a reliable roofing partner who not only understands your roof and the best options for it, but also understands your business and what it needs to be successful. Remember: Life expectancy on a Flat Roof can be proportional to the Flat Roof Maintenance completed.

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Flat Roof Replacement

There will come a time in every commercial or industrial building’s life when a Flat Roof Replacement is required. Knowing when you need to replace your roof is important if you want to prevent costly water damage to your investment(s) and ensure continuity of operations.

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New Flat Roof Construction

Alliance Roofing continues to provide accurate and economical Flat Roofing proposals in an ever changing world of New Flat Roof Materials and Installation Methods. Our team tracks new and emerging architectural, design, product, and installation trends while strictly adhering to the highest industry standards.

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Since 1999 and over 50,000,000 sq.ft of Flat Roofing Installed. Contractors, Building Owners, and Architects have trusted Alliance Roofing as the leading, single source for Superior Commercial Flat Roofing Systems, why wouldn’t you?

Hammond Manufacturing

Upcoming Project: Hammond Manufacturing, Guelph

Hammond Manufacturing has been operating for close to one-hundred years, with deep historical roots. The business started in a backyard workshop in 1916 located in Guelph, Ontario, Canada. In the early years, the Company manufactured radios, power amplifiers and battery eliminators. Alliance Roofing is proud to have been selected to complete the New Flat Roofing on Hammond’s new facility. The Flat Roofing will consist of a 60mil Black (Non-Reinforced) EPDM Membrane complete with factory applied seam tape technology. The flat roofing membrane will be a Fully Adhered application with installation set to begin Mid-September 2015.

Upcoming Project: Frito-Lay, Cambridge

Founded in 1932, Frito-Lay has grown to become Canada’s largest snack food producer. Alliance Roofing is pleased to have been selected as the preferred contractor for this extremely intricate 2015-16 roof replacement project. Approximately 7,500sqft of roofing is to be completely removed and replaced, with another 17,600sqft of overlay roofing. All internal production processes will remain operational during the roof renovation. The new roof will feature a mechanically fastened FiberTite KEE-PVC roofing membrane, with production scheduled to begin late September 2015.


Manufacturers & Suppliers We Work With:


Does Alliance Roofing Install Shingles?

Alliance Roofing does not install shingles. We would be more than happy to direct you to a reputable shingle contractor.

My Flat Roof is currently Leaking, how soon can you be here?

Please call: 519-400-4033
We will have a Service Crew on site within 24hrs.

How much will it cost to Repair or Replace my Flat Roof?

Every single project and situation is different.
Please contact our Estimating Department for a no cost site analysis.

How long has Alliance Roofing been in business? How many associates do you have?

Alliance Roofing has been in Business since 1999. Currently Alliance Roofing employs: (15) Office Staff and (90-100) Field Staff.
Current Installations in Progress
Days Lost due to Weather: 2015
Highest Temperature Recorded in Canada (Celsius)
Lowest Temperature Recorded in Canada (Celsius)