Find a top-rated roofing contractor in Ontario
Compare 1,323 Ontario roofing contractors scored on real reviews, averaging 4.61 stars, so you can hire with confidence.
Ranked by a published rubric from recent Google reviews. Browse the map →
Find contractors by roofing service
From emergency repairs to flat commercial roofs, metal, gutters, and chimney work, browse Ontario roofers by specialty.
Top picks by project type
The current #1 for each service, ranked by score and relevance.
Eavestrough & Gutters
5 (121)
Best for: Fast, honest eavestrough repairs and emergencies
Full ranking →Unsure what type of contractor you need?Find matches →
Why homeowners trust these rankings
1,323 contractors scored, not just listed
Every profile in Ontario Roofing Directory carries a review-based score built from published review data and public business records, spanning categories from roof repair and replacement to sheet metal, siding, and insulation work.
A 4.61-star average across the board
With ratings that consistent across more than a thousand providers, the top spots are hard-won. Reviewers most often flag fair pricing (188 mentions), professional crews (174), and quality workmanship (94).
Refreshed monthly, overseen by a named editor
Marcus Ramos, Research Lead, keeps the database current each month and also tracks complaint patterns, like warranty claims that went unanswered or missed appointments, so you see both sides before you call anyone.
How we rank Ontario roofing contractors
One published rubric scores each business 0–100 from recent public Google reviews: rating, review volume, recency, sentiment, and profile completeness. No pay-to-rank, no edited reviews.
- ✓ Sentiment synthesised from real reviews, not republished
- ✓ Google-verified businesses clearly marked
- ✓ Refreshed regularly so scores stay current
Best-of rankings
All rankings →Guides
All guides →- Replacing your roof and siding together in Ontario: what to know
Why some Ontario homeowners bundle a roof replacement with new siding, the tradeoffs involved, and how to sequence the work correctly.
- Free and low-cost roof repair help in Ontario
Where Ontario homeowners on a tight budget can look for financial assistance, financing, or lower-cost options for a needed roof repair.
- Roofing for seniors in Ontario: what to know before you hire
Practical advice for seniors and their families hiring a roofing contractor in Ontario, including how to avoid pressure tactics and get a fair quote.
- A first-time homeowner's guide to roof maintenance in Ontario
A practical roof maintenance routine for first-time Ontario homeowners, covering what to check, how often, and when to call a professional.
Areas we cover
roofing contractors across Ontario. Pick your area to see who serves it, or get matched.