1 2 3 Roofing Toronto
1 2 3 Roofing is a leader in roofing systems application and client care. Our aim is to provide the highest levels of workmanship in our project implementation, but also to provide the best possible client experience in the industry. Balancing those two aspects of our work, while maintaining value pricing, is what sets 1 2 3 Roofing contractors apart.
As roofers, we hold the accreditation of CertainTeed Shingle Master with CertainTeed St. Gobain, the world leader in shingle manufacturing. The stringent guidelines mandated by CertainTeed in the application of their product allows us to maintain the exceedingly high standards we are reputed for as roofers.
123 Roofing Toronto services South Western Ontario, from Kitchener/Waterloo through, Hamilton, Halton, North York, Vaughan and into Barrie with sloped and flat roofing system replacements, eavestrough, skylight, shingles and attic insulation and ventilation work being our specialities.
Call today and one of our roofing systems consultants will be happy to help!
Read more1 2 3 Roofing Inc. Is a proud partner and dealer of SNAP Financial Group

- 100% Financing
- Zero-Interest
- Low Monthly Payment Programs
- Open Loans – no penalties
- Up to 15 years to pay
To learn more about your financing options
123 Roofing provides complete roofing services including roof replacement, roofing repairs, and flat roof repair and replacement. If you are looking for a quality roofer please check out our reviews and call us for a free, no obligation estimate for your roof replacement or roofing repair.
We provide roofing contractor services throughout Ontario and the entire greater Toronto area including; Mississauga, Oakville, Burlington, Brampton, Vaughan, Hamilton and more. Don’t hire any roofer, do it right the first time and hire the professional roofers at 123 Roofing. Please let us know how we can help with your roofing project.
Roofing Services See all services
1 2 3 Roofing Jobsite Locations
Trouble With a Transition
Skylight Installation
Open Valley Installation
Quality Ridge Vent Installation
Hanging Off Ropes, But Beautiful Results
Quality Roof Replacement With Sun Tunnel Installation
Even Sheds Need love
Beautiful Closed Valley Work
Another Beautiful Shingle Replacement
Ridge Vent Installation
Another Quality Roof Replacement