Open Valley Installation
Oakville Roofing
1 2 3 Roofing is Oakville’s premier roofing company, boasting decades of roofing systems experience. Our roofers have the ability to handle any residential shingle or flat roof replacement, regardless of the scope, scale or location.
Our service area allows us to offer precise and comprehensive roofing services to all Oakville neighbourhoods including Bronte Creek, West Oak Trail, Westmount, River Oaks, Falgarwood, Joshua Creek, College Park, Glen Abbey, Wedgewood Creek, Clearview, Morrison, Ford, Lakeshore Woods, Coronation Woods, and more.
Our roofing contractors are highly trained, fully insured and certified beyond industry standards. 1 2 3 Roofing is also insured with all the necessary Public Liability and WSIB insurance and ticketed with Working at Heights certifications.
We offer a wide range of services from flat and shingle roof replacements to attic insulation and ventilation, skylight installation, eavestroughs work as well.
Call 1 2 3 Roofing today to find out how we can assist you with your roofing system needs!
Our Services Include:
- Shingle Roof Replacement
- Flat Roof Replacement
- Eavestrough, Soffit and Fascia Replacement
- Insulation Top Up and Replacement
- Skylight Replacement
Our Services Include:
- Shingle Roof Replacement
- Flat Roof Replacement
- Eavestrough, Soffit and Fascia Replacement
- Insulation Top Up and Replacement
- Skylight Replacement
100% Financing Available
- 100% Financing
- Zero-Interest on Some Programs
- Low Monthly Payment Programs
- Open Loans – no penalties
- Up to 15 years to pay
1 2 3 Roofing Inc. Is a proud partner and dealer of SNAP Financial Group
Roofers are homeowners too! We understand that budgetary concerns are paramount when making investment decisions for your home. However, our budgets should not dictate the quality and standard of work we implement at our properties. Enter, SNAP Home Finance!
1 2 3 Roofing’s partnership with SNAP Home Finance has allowed us to provide the highest levels of roofing and client care services at affordable monthly payments, with deferrals and more. SNAP is fast, fair and friendly and has helped 1 2 3 Roofing, help you.
To learn more about your financing options
Why Choose 1 2 3?
1 2 3 Roofing blends educated, experienced & accredited roofing application with diligent, organized and professional business practices to provide industry leading best practices in all facets of what we do. For you, this translates into the best all around roofing contractor experience possible.




Oakville Roofing Services See all services
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.
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1 2 3 Roofing Jobsite Locations
Beautiful Closed Valley Work