Reliable Roofing Services in Toronto & the GTA

At A-ONE ROOFING, we provide professional roofing solutions for homeowners across the Greater Toronto Area. Whether you need a small repair or a complete roof replacement, we bring honest service, quality workmanship, and fast turnaround times — every time.

📞 Book your FREE inspection today!

Who We Are

A-ONE ROOFING is a locally owned and operated roofing company proudly serving Toronto and the GTA. We specialize in residential roofing, with a strong focus on quality, reliability, and customer satisfaction.

We understand how important your home is — and a secure, leak-free roof is one of its most essential parts. That’s why we treat every project with care, offering dependable service and long-lasting results.

Free roof inspections and honest advice
Fast emergency response for leaks and storm damage
Transparent pricing with no hidden fees
Fully insured, experienced team
High-quality materials and workmanship

Our Services Include

🛠️ Roof Repairs & Leak Fixes

We quickly and effectively fix common roof problems including leaks, cracked or missing shingles, flashing damage, and more — helping extend the life of your roof.

🔧 Roof Replacement & Re-roofing

Complete removal of old roofing materials and professional installation of brand-new roofing systems using durable, weather-resistant products to ensure long-term protection and value.

🚨 Emergency Roof Repairs (24/7)

Got an unexpected leak or storm damage? We offer 24/7 emergency response throughout the Greater Toronto Area to secure your property and prevent further damage.

🌀 Gutter Services: Replacement, Cleaning & Repairs

We provide complete eavestrough services — clearing clogged gutters, sealing leaks, and replacing broken or aging gutter systems to ensure proper drainage and roof protection.

🔥 Chimney Repairs & Restoration

We repair cracked masonry, deteriorated flashing, and damaged chimney structures to restore both safety and function — keeping your home secure from water penetration and heat loss.

🏠 Flat Roof Repairs, Replacement & Waterproofing

Skilled in flat roofing systems for homes, garages, and extensions. We repair leaks, membrane issues, and provide professional waterproofing solutions to protect your property from water damage.

🧱 Siding Installation & Repairs

Boost curb appeal and improve insulation with our siding services. We install and repair vinyl, wood, and composite siding — replacing cracked, faded, or damaged panels with precision and care.