Your Commercial Roofer in Toronto
Flat Roofs That Protect Your Investment, Not Just Your Building
When you manage a commercial property in Toronto, your roof is more than just a cover — it’s your first line of defense against downtime, damage, and expensive interruptions. At AccuSeal Roofing 1991 Ltd., we’re here to make sure that never happens.
We are Toronto’s dedicated commercial flat roofing contractor, with over 35 years of experience working on everything from small retail storefronts to massive industrial plazas and multi-storey office buildings. We don’t guess our way through commercial roofing—we’ve built our reputation on getting it right, every time.
We Don’t Do Everything — We Do Flat Roofs, Exceptionally Well
You won’t find us juggling shingle repairs or metal roof replacements. We’ve chosen one thing — flat roofing — and we’ve mastered it for all commercial property types:
🏢 Office Buildings & Medical Centres
🛍️ Retail Plazas & Strip Malls
🏬 Warehouses & Logistics Centres
🏗️ Development Projects & Mixed-Use Buildings
🏨 Hotels, Condos & Multi-Unit Rentals
Whether you’re upgrading a 10,000 sq. ft. commercial plaza or patching a leak on your investment property, we provide long-term solutions tailored to your building.
Why Property Owners & Managers Call Us First
If you’re in charge of a commercial property, you know the pressure. A roof leak isn’t just a puddle—it can disrupt tenants, damage inventory, delay operations, and cost you your reputation.
Here’s what we deliver:
✅ On-site assessments & honest inspections
✅ Detailed estimates with no guesswork or fluff
✅ Minimal business disruption during installation or repair
✅ Proper drainage, insulation, and water management systems
✅ Warrantied materials and workmanship built to last
We work clean, quick, and quietly, so your business or tenants stay open while we get to work above.
Roofing Systems We Install
We offer the top-performing flat roofing systems used in commercial and industrial buildings across Toronto:
🔹 Modified Bitumen (Torch-On Roofing) – A go-to for heavy-duty performance and weather flexibility
🔹 Built-Up Roofing (BUR) – Time-tested tar and gravel systems with multiple layers of protection
🔹 EPDM Rubber Roofing – Simple, durable, and cost-effective
🔹 TPO & PVC Membranes – Heat-welded, energy-efficient systems ideal for buildings focused on reducing HVAC costs
We’ll help you choose the right system based on your roof’s structure, traffic load, exposure, and budget.
Roof Replacement, Repairs & Maintenance — We Handle It All
No two commercial roofs are alike. That’s why we offer full-service support:
- Complete flat roof replacements
- Emergency roof repairs to stop leaks ASAP
- Flashing & penetration sealing around vents, curbs, and HVAC systems
- Scheduled maintenance programs to extend roof life
- Snow & ice removal to prevent winter damage
- Support for permit paperwork and tenant coordination
You’ll deal with experienced flat roofers, not salespeople. We’re contractors who show up, solve the problem, and stand behind our work.
Trusted by Businesses Across Toronto
We’ve worked on hundreds of commercial properties across the GTA, including:
We serve Toronto, Scarborough, Ajax, Pickering, Whitby, Oshawa, Markham, Vaughan, Richmond Hill, Mississauga, Brampton, North York, Etobicoke, Aurora and Newmarket.
If your building is in the 416 or 905 — we’ve got you covered.
Let’s Talk About Your Commercial Roof
Whether you need to replace, repair, or just inspect your flat roof, we’re ready to help. Get expert advice and professional service from a contractor who understands commercial buildings inside and out.
📍 Based in Scarborough | Serving all of Toronto and the GTA
📞 Contact us for a free estimate
🌐 accusealroofing1991ltd.com
At AccuSeal Roofing, we don’t cut corners. We seal them — professionally, permanently, and with pride.