Logo for Dominion Roofing, featuring the name in bold orange and blue lettering. The words Est. 1922 are displayed at the bottom, emphasizing the companys long-standing history. Dominion Roofing | BRAMPTON | BURLINGTON | ETOBICOKE | MARKHAM | MISSISSAUGA | NORTH YORK | OAKVILLE | RICHMOND HILL | Scarborough | TORONTO | VAUGHAN | dominionroofing.com | Phone Number: 416-789-0601
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Waterloo Roofing Company
Top Waterloo Roofing and Repair

Waterloo Region Roofing and Repair

Over 100 Years of Roofing Experience You Can Rely On

If you need roof repair in Waterloo, Dominion Roofing brings more than 100 years of experience to the job. We provide dependable roof repairs, complete roof replacement, and proactive roof maintenance for homeowners across Waterloo.

Every project starts with a thorough roof inspection so we can identify the real cause of the issue, not just the visible symptom. Then we’ll explain what we’re seeing, outline your options clearly, and recommend the most practical next step based on your roof’s condition and the timeline you’re working with.

Waterloo’s weather can be tough on roofing systems. Freeze-thaw cycles, heavy spring rain, and strong winds can expose weak flashing, loosen shingles, and turn small leaks into costly interior damage. Whether you’re dealing with missing shingles, recurring leaks, or a roof nearing the end of its lifespan, our goal is to provide a clear plan and long-lasting workmanship.

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Leading Flat Roof Specialists

100+
Years

Flat roof experts

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Award
Winning

BILD Sub-Contractor of the Year 

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2+ Million
Roofs Serviced

Successful replacements and roof repairs

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Your Waterloo, Ontario Roofers & Roofing Company

If you’re looking for roofing contractors in Waterloo, Dominion Roofing has the experience and reliability you need. We provide a full assessment of your roof to help you make confident decisions for your home. Whether you need targeted repairs, a complete tear-off and re-roof, or roofing for brand-new construction, our experienced staff can help.

As one of the most trusted roofing companies serving Ontario homeowners, we follow rigorous safety procedures and maintain high workmanship standards on every job. We understand how important your home is, and we treat your roof like it protects everything that matters inside.

How It Works

Peace of mind for every Toronto roofing, skylight, and siding project.

Tell Us What’s Going On

Share a few details about your roofing, siding, chimney, or gutter issue. Answering a couple of quick questions takes only a minute.

Book Your On-Site Assessment

A Dominion Roofing specialist will visit your home or business and complete a thorough inspection of your roof and related components. You’ll get clear, professional recommendations right away.

Get It Done With Confidence

 Once you’re ready, we’ll get started. Our Toronto roofing team treats your property with care and respect, delivering workmanship you can feel good about from start to finish.

Roofing Contractors Waterloo — Dominion Roofing Services

Dominion Roofing has been serving homeowners for generations, providing exceptional expertise and roofing services you can trust in Waterloo.

Some of the residential services we offer include:

  • Full Assessment: Buying a property or unsure about your roof’s condition? Book a roof inspection and we’ll help you plan for maintenance, repairs, or replacement.
  • Roof Repair: Fast, practical roof repair for missing shingles, minor leaks, storm damage, and common leak points like chimneys and vent stacks.
  • Roof Replacement: When repairs are no longer the best option, we provide professional roof replacement designed to last through Ontario weather.
  • Shingle Roofing: Installation and repair for shingle roofing systems.
  • Flat Roofing: Installation, repair, and replacement for flat roofs on additions, garages, and low-slope sections.
  • Skylights: Skylight repair and installation to stop leaks and improve weather-tightness.
  • Eavestrough and Downpipe: Eavestrough and downpipe service to improve drainage and help prevent water backup and ice-related issues.
  • Siding, Soffit and Fascia: Siding, soffit, and fascia repairs to keep your exterior sealed and protected.

Contact Dominion Roofing — Your Roofers in Waterloo
If you’re looking for a roofing company to provide a full assessment or complete repairs, contact us today

Contact Dominion Roofing — Your Roofers in Waterloo

If you’re looking for a roofing company to provide a full assessment or complete repairs,

Contact Us

Frequently Asked Questions

Late spring through fall is typically ideal because temperatures help shingles seal properly and the weather is more predictable. That said, if your roof is actively leaking, repairs and even replacements can still be completed in colder months with the right approach and safety planning.

Often, yes, depending on the scope and weather conditions. Emergency leak control and certain repairs can be completed in colder months, while some work is best scheduled for milder temperatures for the strongest seal and safest installation conditions.

If the damage is isolated (a small leak, limited shingle loss, localized flashing failure), roof repair in Waterloo may be enough. If you’re seeing repeated leaks, widespread shingle wear, soft decking, or multiple problem areas, roof replacement in Waterloo is often the safer long-term fix. A professional inspection is the fastest way to confirm.

In Waterloo, we often see wind-lifted shingles, leaks around flashing (chimneys, valleys, skylights, and vent stacks), and winter-related issues like ice damming. Freeze-thaw cycles and heavy spring rain can expose small weaknesses quickly.

Place a container to catch drips if needed, avoid wet attic areas, and call a roofer for an assessment. Quick action limits damage to insulation, drywall, and framing.

At a minimum, clean them in late fall after leaf drop and again in spring. If you have mature trees nearby, more frequent cleaning helps prevent clogs that contribute to water backup and winter ice build-up.

Flat and low-slope roofs are common on additions, porches, and garages. The biggest issues are ponding water, membrane cracks, and failures at seams or transitions. If water sits for long periods after rain, it’s a good time to book an inspection.

Ice dams form when heat escapes into the attic, melts roof snow, and that water refreezes at the eaves. Prevention often involves improving attic insulation and ventilation, sealing air leaks, and keeping drainage systems clear so water can move off the roof properly.

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