Top 10 Roofing Contractors in Markham 2026 Ranked & Reviewed

Our initial property visit includes an in-depth, physical inspection of your roofing materials, plywood deck panels, old drip edge profiles, and interior attic conditions so our scope matches the exact vulnerability of your home. This upfront diagnostic stage ensures an effective solution tailored to your property. Flat roofs require careful detailing at seams, drains, penetrations, and transitions.
Whether you need a small  roof repair, help after storm damage, or a complete roof replacement, we deliver durable roofing solutions designed to protect your property and maximize the lifespan of your roof. Bros Roofing is a top-rated roofing company in Toronto, canada roof trusted by homeowners and businesses for exceptional service and quality. Proudly based in Markham, we serve the Greater Toronto Area with fast, effective, and affordable roofing solutions.

Our certified Toronto roofers provide expert roof repair, flat roofing systems, shingles replacement, siding and soffit installation, and eavestrough replacement for both residential and commercial roofing services. Roofing is a Markham-based contractor serving the Greater Toronto Area that is BBB accredited with an A+ rating (accredited since 2023). Whether you need roof repair, roof replacement, flat roofing, metal roofing, skylight installation, gutter repair, or emergency roofing services, High Skillz Roofing is ready to help. Unique Roofing provides roof repair, roof replacement, skylight installation, and seamless gutter services for homeowners throughout Markham and York Region, with over 20 years in business. The company is a GAF Certified roofing contractor, a CertainTeed Master Craftsman, and a VELUX-certified skylight installer, and it also offers roof inspections, maintenance, and storm-damage repairs. Cherry & Clark Roofing is a family-owned GTA roofer that has operated since its first roof repair in 1972, making it one of the longest-running contractors on this list.
Expert flat roof repair services in Toronto and the GTA, addressing leaks, membrane wear, and surface damage to ensure the long-lasting roof performance and protection. Whether you need help with a leaking roof, storm damage repairs, missing shingles, or a complete roofing replacement, we work efficiently to protect your property and restore your peace of mind. Markham is a vibrant city within York Region, known for Unionville’s heritage homes, modern Markham Centre condos, and expansive family homes in Cornell and Berczy. Our experienced roofers deliver craftsmanship tailored to Markham’s unique landscape and eastern GTA’s variable weather patterns with sudden temperature drops and ice storms. If you are dealing with an active leak, noticed missing shingle pieces on your lawn, or want an honest opinion on the age and health of your current system, D’Angelo & Sons is widely recognized as the best roofing company for the job.
Learn more about this trade and its industry standards on Wikipedia. BBB operates in Canada, and several Markham-area roofers carry A+ accreditation (for example Trudel & Sons, C Plus Roofing, Bros. Roofing, and Star Moon Roofing). Cross-reference the BBB  profile with reviews on HomeStars and Google, and favour established companies with verifiable local job history over door-to-door solicitors offering pressure-sale 'today only' deals. Markham features a vast mix of architectural layouts, from dense historic streets to sprawling modern residential pockets. Because access, tree cover, and structural slope vary wildly by neighborhood, we customize our installation strategies to match the specific demands of your immediate environment.

The good news is that many are preventable with prompt attention. Especially in the rugged Canadian climate, exposure to the elements leads to  wear and tear that eventually gives way to leaks and water damage, which can undermine the structural integrity of your roof. High-quality siding installation services in Toronto and the GTA, improving energy efficiency, durability, and curb appeal for your home. RonOvations offers free, no obligation estimates for repairs, replacements, inspections, and exterior projects throughout Markham. We explain your options in plain language before any work begins. Schedule your free professional roof inspection in Markham today and protect your property with confidence.
Several top Markham roofers, including Cherry & Clark (GAF Master Elite), Guildwood (IKO/CertainTeed/BP), and Unique Roofing (GAF/CertainTeed), hold these designations. Before freezing weather hits Ontario, clear your gutters and downspouts of all fallen leaves and twigs. Blocked drainage channels cause water to back up under the bottom edge of your shingles, creating massive ice dams during winter freeze-thaw cycles. Ensure your soffit intakes are completely unblocked to allow continuous air movement through your attic space. Dark stains on upper ceilings, damp structural beams, or a regular buildup of winter attic frost usually point to poor attic ventilation underneath the roof deck.

Based in Markham, C Plus Roofing specializes in roof repair and replacement for single-family homes and townhomes across Toronto, North York, Richmond Hill, and the GTA. The company is fully licensed and insured and installs roofing products it describes as made in Canada. It is BBB accredited with an A+ rating (listed as C+ Roofing Inc., accredited since 2014). Many mid-century and modern homes in these central residential streets have layered past repairs, aging brick chimneys, and original wood roof deck boards that may have widened gaps. When undertaking a project here, our professional roofers carefully inspect the stability of the deck, ensuring it can safely hold a modern shingle layout without sagging or compromising fastener grip. Sudden structural damage from a fallen tree branch or high winds demands immediate attention to prevent severe water damage.
With over 47 years of combined industry experience, our team leads the way in advanced roofing systems and customer-focused care. As a trusted local roofing contractor serving Markham, we work with high-quality roofing materials and proven installation methods to ensure long-lasting performance for residential and commercial properties alike. Metal roofing is a growing choice for homeowners who want a 40-to-50-year lifespan and excellent snow-shedding and ice-dam resistance. Many homes also have low-slope or flat sections over additions, porches, and modern builds, which call for membrane systems such as EPDM, TPO, or modified bitumen installed by a flat-roof specialist rather than a shingle crew.
Balanced ventilation and correct drainage slope maintain membrane integrity. Seasonal gutter cleaning prevents overflow, fascia deterioration,  and winter ice buildup. Don’t miss out on our exclusive discount from roofing companies near me. Schedule an appointment or phone consultation with one of our roofing experts serving Markham and all of York Region. After every Markham project, we magnetic-sweep your entire property to remove every last nail and metal fragment.