Fanattics
“Him and his guys did a great job and were super clean.”
Best Siding Contractors in Oakville, ON
15 companies listed · 12 in Oakville · 11 open weekends · 14 rated 4.5+ · 2 show a licence
Data verified October 21, 2026
Woodshield Roofing Inc
“Woodshield Roofing recently completed our new metal roof, and all our neighbors can't stop telling us how fantastic it looks!!”
Trusted Pro Roofers
“They took the time to thoroughly inspect my roof and clearly explained the necessary repairs.”
Available Roofing
“They are very responsive and professional, I recommend Joe and his team”
Ontario Tech Roofing Inc.
“Great roof repair work, I would highly recommend them for anyone looking for a GTA roofing contractor”
Cherry and Hoyle Roofing Ltd.
“We appreciated that Asdren wanted to be as sure as he could be about the weather before starting but once satisfied his crew got to work and work they did!”
Listed for homeowners in and around Oakville, ON, these 15 companies work on exterior walls. Details about materials, colour ranges and insulation options are drawn from each company's own site, and the review quotes underneath are public reviews.
Area overview: Oakville, ON
12 of the 15 companies we list are based in Oakville; the other 3 serve Oakville from Mississauga (17 km). The companies on this page are rated from 4.4 to 5.0 across 1,014 reviews; 8 have 50 or more reviews and 14 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (94%), quality (93%) and responsiveness (83%). The topics that come up most in reviews of the companies on this page are "price", "estimates" and "cleanliness". 11 are open on Saturdays and 4 on Sundays. The services the companies on this page list most often on their websites are eavestrough (2), roof inspections (2), roof repair (2) and siding (2). 2 show a licence on their websites. Domain records put 6 websites of the companies on this page at ten or more years old; the oldest dates from 2005. 2 offer financing or payment plans; 12 give free estimates; 3 are family- or locally-owned and 1 lists coupons or special offers. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
How many of these companies publish a website?
Websites are listed for all 15 companies on this page. Open them and look for finished houses nearby, ideally after a winter or two rather than on handover day. Close-up photographs around windows and at corners show the standard of the trim work, which is where a rushed job gives itself away first.
Everlast Roof Systems Inc.
“They replaced all of our soffits, fascia and eaves troughs and were able to work around other construction people at the same time.”
Cover GTA Roofings
“Very professional and respectful, they are a pleasure to deal with and show up when they say they will, which is not the case with many contractors.”
E3 Corp Roofing
“The E3 team recently completed shingle and flat roofing work for custom home project and the entire process was an absolute pleasure!”
All Roofing Services & Skylights
“All the problems related to the roof can be solved with ease by these professionals and I happily recommend them to others after using them for our roof replacement work.”
Roof Lines East Inc
“Look no further than roof lines if you want the best craftsmanship for your home or business”
Canadian Star Aluminum
Nailed It Roofing & Construction Ltd.
“I got several quotes from several companies and wasn't happy till I met with the guys from Nailed it roofing, very professional and reasonable price.”
Montenegro Aluminum
“I confidently recommend Montenegro Aluminum to my friends and neighbours, as they are a trustworthy and reliable company that delivers excellent results.”
Maxima Aluminum LTD
“Second project complete with Maxima Aluminum LTD group, Commercial level aluminium windows and doors for a tower block project was dealt with smoothly.....”
Why these companies made our list
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