Main Street Roofing
“They replaced the one side to protect against further rain over the weekend and then came out Monday morning and finished the roof.”
Best Roofing Contractors near Waterdown, ON
2 of these companies are based in Waterdown; the others serve Waterdown from towns including Hamilton, Oakville and Ancaster.
3 open 24/7 · 17 open weekends · 22 rated 4.5+ · 7 show a licence
Data verified October 16, 2026
Skytech Roofing Inc.
“Clean and kind work crew who went above and beyond to make the project look good.”
The Roof Medic
“I called in for an emergency roof repair during a rainstorm as I had a leak coming through the roof and they came the same day to fix the roof leak.”
D'Angelo and Sons
“The transformation has added incredible curb appeal and most importantly peace of mind that I have a solid well constructed roof.”
Ollie's Roofing Ltd.
“All work was done in a timely manner according to the agreed upon initial quote.”
Nailed It Roofing & Construction Ltd.
“Hugo and his crew are hard working and tough, they did a beautiful job.”
Listed for homeowners in and around Waterdown, ON, these 24 companies take roofing work. What each one claims about tear-offs, membranes and workmanship cover is taken from its own website; ratings and quoted lines come from public reviews.
Area overview: Waterdown, ON
The 24 companies on this page are rated from 4.1 to 5.0 across 4,229 reviews; 21 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (94%), quality (85%) and responsiveness (85%). The topics that come up most in reviews of the companies on this page are "estimates", "price" and "cleanliness". 3 are open around the clock; 17 are open on Saturdays and 12 on Sundays. The services the companies on this page list most often on their websites are roof repairs (5), eavestrough (3), flat roofing (3), skylights (3) and commercial roofing (2). 7 show a licence on their websites and 1 lists staff certifications (GAF). Domain records put 8 websites of the companies on this page at ten or more years old; the oldest dates from 2006. 3 offer emergency call-outs; 4 offer financing or payment plans; 16 give free estimates; 7 are family- or locally-owned and 3 list coupons or special offers. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
Do any roofers say they are licensed?
7 of the 24 listings here show a licence on their websites. Requirements are provincial and municipal, so check the claim with the issuer, and ask separately for the workers' compensation clearance letter, which is the document that protects you if someone falls.
Sameday Roofing Systems Inc.
“The two company owners and one helper were the ones working on the roof so we have piece of mind things were done properly and we didn't have to deal with any extra company sales reps.”
Fanattics
“FanAttics removed some insulation to review the issue, fixed the vapour barrier, spray foamed key areas, upgraded the insulation, and reviewed the ventilation to sort the condensation issue.”
Available Roofing
“The price was reasonable, and the crew were professional, knowledgeable and timely.”
Trusted Pro Roofers
“He came exactly when he said he would - work went extremely well - shared more pics before even sending invoice of the work completed.”
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Newfoundland Roofers
“He is very prodessional and showed me what was wrong and how he was going to fix it.”
Paramount Metal Roofing
“Patrick and Disha were very professional and guided us through the whole process.”
Complete Roofing & Insulation
“Mike and his team made sure the job was done right to ensure the safety of my home!”
Golden Horseshoe Roofing
“Jason was honest, knowledgeable and a pleasure to work with from the initial quote right through to the final inspection.”
Aboutowne Roofing
“Their pricing was reasonable and their team worked diligently and with respect for their surroundings and other parts of my property.”
Profile Roofing Inc
“Elinda & Arbnor were very pleasant to work with throughout the whole process.”
The Eavestrough Company
“We were very impressed with their services and professionalism, and would highly recommend them!”
Pro Roofing Services
“The communication and customer service was some of the best I have seen and they completed the job with new shingles and tied everything in perfectly.”
Real Blue Roofing Services Inc
“I got some shingles replaced on my roof and also got a gutter pipe rerouted using Real Blue Roofing.”
DRI Deluca Roofing Inc.
“From the initial consultation to the final installation, the team at Deluca Roofing demonstrated professionalism, expertise, and a genuine commitment to ensuring customer satisfaction.”
Ontario Tech Roofing Inc.
“The quote was competitive and the quality of materials used exceeded our expectations.”
All Stars Roofing Inc.
“These guys did a fantastic job at my house and were a pleasure to deal with.”
Toronto Roof Repairs Inc
“I would like to express many thanks to Toronto Roof Repairs for their great service and, especially, to Stan and Max who did an excellent job to replace the gutter and the downspout on our roof.”
Gerry's Roofing & Siding Inc
“Our house needed an entire new roof and Dave was incredibly detailed in highlighting all the steps.”
Why these companies made our list
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