The Top 20 Roofing Companies in Thornhill

We have reviewed and ranked the best local roofing companies in Thornhill

Roughly 2% of North American roofers hold GAF Master Elite status; The Roofers is one of them. Read More about The Roofers

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Trust Score75.8/100

Do it right the first time, keep the pricing fair: Coverall Roofing applies both to commercial flat roofing and residential work across Toronto, Mississauga and the GTA with time-served roofers. Read More about Coverall Roofing - Toronto

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Trust Score75/100

Sloped and flat replacement, chimney and skylight repairs, attic ventilation — The Roof Technician's certified roofers span it all across twenty-three GTA communities from North York. Reviewers return to the tidy, efficient crews. Read More about The Roof Technician Inc

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Trust Score73.2/100

Several decades of flat and commercial roofing for Toronto's businesses stand behind 905 Roofers Toronto, which promises environmentally friendly, productive solutions. Read More about 905 Roofers Toronto

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Trust Score72.8/100

Asphalt, metal, flat and commercial roofing with free estimates — Professional Roofers Toronto delivers the brand's expertise from North York. Read More about Professional Roofers Toronto

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Trust Score72.8/100

A decade of proud, honest, reliable roofing — Unique Roofing's plain promise to Ontario — reaches nine communities from Aurora to North York. Read More about Unique roofing limited.

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Trust Score71.8/100

A certified Quality Master and Master Shingle Applicator, owner Shay Barat runs Integrity Roofers' Toronto operation — roof repair, attic ventilation and eaves work, with dedicated pages from Forest Hill to King City. Read More about Integrity Roofers Toronto

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Trust Score71.7/100

Insulation and roofing travel together at Roho Roofing Group, a Scarborough company covering twenty-three GTA communities with free estimates. Tidiness is the first compliment in its early, perfect-scoring reviews. Read More about Roho Roofing Toronto Roofing Contractor

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Trust Score71.2/100

The National Ballet. The King Edward Hotel. Contex Roofing's resume spans Toronto landmarks plus 20,000 homeowners since 1939 — a BBB A+ shop with iron-clad warranties and lifetime-guaranteed shingles. Read More about Contex Roofing Company

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Trust Score70.8/100

Concierge service is the Avenue Road Roofing pitch, applied to Toronto's roofing spectrum — sloped and flat, cedar, copper, slate, roofed decks, restoration and waterproofing. Read More about Avenue Road Roofing

Why this 69.7/100 trust score — the facts behind each pointThe facts behind your trust score
Trust Score69.7/100

More than 95 years and 2 million customers: Dominion Roofing has reigned over Toronto roofing since before most of its competitors existed, an innovator that helped set the industry's safety standards. Read More about Dominion Roofing

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Trust Score69.1/100

Flat roofing, slate, repairs and replacement have been the Right Choice Roofing and Repair specialties from York since 2007 — a detail-first Toronto contractor trusted by residential and commercial owners. Read More about Right Choice Roofing and Repair

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Trust Score67.7/100

Storm damage to full exterior overhauls: RonOvations' Vaughan operation covers shingle, metal and flat roofs, ventilation upgrades, siding, eavestroughs and attic insulation across ten GTA communities. Read More about RonOvations

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Trust Score66.7/100

Family-owned, fully licensed and insured, with over 10 years covering Scarborough and the GTA: Roofers Scarborough handles residential and commercial jobs, free estimates to start. Read More about Roofers Scarborough

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Trust Score66.3/100

On time, on budget, across five GTA communities: Impressed Roofing is L'Amoreaux's trusted contractor for residential, commercial and flat roofing plus siding and gutters. Read More about Impressed Roofing

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Trust Score65.3/100

Free inspections and instant online estimates, any hour: Canadian Roof Broker takes the guesswork out of shopping for a roof with a network of vetted installers across twenty-one GTA communities. Punctuality and clear communication mark its reviews. Read More about Canadian Roof Broker

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Trust Score64.7/100

A 10-year labour warranty rides on Quality Roofing Services' craftsmanship, a top pick for Toronto homeowners, contractors and property managers across eleven service areas. Read More about Quality Roofing Services Ltd

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Trust Score64.6/100

Copper, slate, cedar, metal, architectural shingles — Toronto's premium end is Dell'Angelo Bros. territory, complete restorations of old buildings included, with consulting and maintenance programs alongside. Read More about Dell'Angelo Bros. Roofing Ltd.

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Trust Score64.4/100

Markham houses have been Edmunds Home Improvements' canvas since 1989 — roofing, siding, doors and windows installed and repaired with a wide material selection, durable aluminum frames included. Read More about Edmunds Home Improvements

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Trust Score64.4/100

Nineteen communities get D'Angelo & Sons' Vaughan branch coverage — the family's thirty-five-plus years of roofing, siding and eavestroughs, from inspections to best-materials transformations. Punctual, communicative crews mark its reviews. Read More about D'ANGELO & SONS Roofing & Exteriors Vaughan

Why this 64.2/100 trust score — the facts behind each pointThe facts behind your trust score
Trust Score64.2/100
4.8★ average rating
3,243 total reviews across the top 20
Curated by People + AI
Ranked by the N49 Trust Score and audited by our team. We examine a number of factors including reviews, multi-platform reputation, local brand visibility and online presence, not paid placement.