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William's United Roofing
- Fair
- Job
- Leak
“Or need a roofing quote, clarification and any other enquire about commercial or residential roofing repairs or to do an inspection, estimate for a project”
Best Siding Contractors in Waterloo, ON
24 companies listed · 4 in Waterloo · 3 open 24/7 · 11 open weekends · 21 rated 4.5+
Data verified October 18, 2026
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A1 Pros
- Project
- Metal Roof
- Business
“A1 was professional from start to finish, I really appreciated there was no mess after the work was done and more importantly now I have the best looking house on the street.”
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Reuter Roofing
- Water
- Team
- Quote
“They not only moved all of the deck furniture so it wouldn't get damaged but they also placed tarps between our home and the neighbors to catch anything extra that fell.”
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R M W Exteriors Inc
- Work
- House
- Soffits
“I also used RMW on my rather larger custom home, and the quality of work, not only what is visible upon completion, but the work behind the finishes was top notch.”
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Ding Sheng Roofing
- Cassie
- Team
- Underlay
“Very good business, the price is reasonable and fair, the construction quality is good, and the garbage is cleaned up after the construction is completed.”
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FS Roof Systems AND Exteriors
- Questions
- Flat Roof
- Windows
“Awesome company to work for i been with Tim for a while now he has always treated me and all his employees with respect i will never find a better company to work for”
Listed for homeowners in and around Waterloo, ON, these 24 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: Waterloo, ON
4 of the 24 companies we list are based in Waterloo; the other 20 serve Waterloo from towns including Kitchener (6 km), Guelph (23 km) and Cambridge (18 km). The companies on this page are rated from 4.2 to 5.0 across 1,821 reviews; 15 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (92%), quality (82%) and responsiveness (75%). The topics that come up most in reviews of the companies on this page are "estimates", "price" and "communication". 3 are open around the clock; 11 are open on Saturdays and 7 on Sundays. 1 lists staff certifications (GAF). 6 have ten or more years of experience, the longest 28 years. 4 offer emergency call-outs; 8 offer financing or payment plans; 14 give free estimates; 5 are family- or locally-owned and 4 list coupons or special offers. We have a website on file for 23 of the companies on this page; 21 publish a contact page; 21 list a public email and 1 takes bookings online. 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 23 of the 24 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.
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The Roofman Inc
- Job
- Team
- Flat Roof
“Even during inclement weather, they made a careful and thorough inspection and determined that the original vents were not appropriate for my angle of roof.”
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Classic Products Metal Roofing Systems Inc
- Metal Roofs
- Questions
- Snow Guard
“It's Day 2 and we already survived another crazy rain/wind storm with no leaks (which is a 100% improvement from the problems we've had year over year regardless of the money and time spent fixing/replacing shingles)”
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Webcon Roofing
- Crew
- Price
- Call
“(The other places just left a piece of paper at the front door with a quote - some even while we were home) He came and answered all my annoying questions about the process.”
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Beingessner Home Exteriors Ltd
- Job
- Team
- House
“We want to personally thank Kyle for his professionalism regarding the quoting and service portion of the project and Rob for his craftsmanship during the installation, he did a fantastic job.”
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Your Roof Specialist
- Wind
- Leak
- Work
“I recently had the pleasure of working with Roof Specialist (James) for a roof repair at my home, and I couldn't be more satisfied with the experience.”
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Customersroofing
- Vents
- Quality
- Quote
“Tim was very responsive and accommodating, e is also the only roofing contractor to have actually climbed up to my roof with a tape measure to look at the condition, measure it out and quote me a price.”
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Sambor Roofing
- Window
- Siding
- Questions
“Jay and Luis did a great job and the sales team at Sambor helped us in designing the new colours, making it a super easy process for such a big renovation.”
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Rick Macdonald Siding
- Product
- Fascia
- Installing
“Within an hour of recognizing that the wrong product had arrived, they had located the right 5" siding at a factory in Burlington and scooped it up with their crew driving down to get it the next morning.”
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Wm. Green Roofing Ltd.
- Project
- Quality
- Product
“Crew was polite and answered our questions, quote was accurate (no surprises)very happy with the final result and would recommend to others in the area”
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Pickles Home Exteriors -Windows
- Quote
- Product
- Fascia
“The Pickles Home Team was excellent through every step of the process - from helping choose the right door for our home, to timely installation and excellent customer service.”
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JMN Roofing
- Honest
- Quality
- Communication
“They were very responsive and extremely professional at helping diagnose the issue, along with providing additional analysis with other areas of issue.”
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House & Hammer Roofing
- Call
- Job
- Inspection
“The quote was fair and accurate, the work was done to a high standard and very quickly, and they re-directed the vent for my bathroom fan so it would properly vent to the exterior.”
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Superior Steel Roofing Systems Inc.
- Peace
- Questions
- Presentation
“Teresa who works out of the main office also would be in contact frequently if there was a required change in schedule due to inclement weather conditions which can happen.”
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Mike the Roofer Inc.
- Call
- Questions
- Property
“I was kept in the loop with Amber and let me know the date and times, the crew showed up on the day she told me and each day they were on time and were here to work - no one was here to just put in time.”
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Rise Above Roofing Inc.
- Communication
- Quote
- Property
“The team did a very good job, was dilligent about cleaning up the work area after each days work and were overall very nice to deal with and worked hard.”
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Milena's Pro Roofers
- Inspection
- Price
- Quote
“I received a couple of phone quotes, never in-person quotes, claiming that I needed to replace the entire gutter system around my entire home without seeing the actual problem.”
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KW Roofing & Exterior Solutions
- Price
- Shingles
- Vents
“Just as Baltazar Gaspar, the company's contractor had promised his Team done an exceptional job and I am happy to recommend their service to anyone who needs a new roof.”
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KW Custom Exteriors
- Price
- Siding
- Fascia
“The caulking done around the wooden outside frame of the garage door is messy and even worse does not connect between the brick and aluminum for about 16 inches in one spot.”
Siding Services in Waterloo, ON Cost Estimates
Minimum cost
$2825
Maximum cost
$33889
National Average
$14358
Avg Per Hour Rates
$57
$8093
$22049
Average price range is based on 465 cost profiles
Why these companies made our list
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