Roofers in St. Catharines, — 36 Local Contractors

There are 36 roofers in St. Catharines, . The average rating is 4.8 out of 5 stars across 28 rated businesses. The highest rated is AJT Roofing and Contracting (4.9 stars). The most reviewed is AJT Roofing and Contracting with 204 reviews.

Whether you need routine service or a major project, St. Catharines has qualified roofers ready to help. Common services include roof replacement, shingle repair, leak detection, gutter installation, and roof inspections. To protect yourself, confirm proper licensing, workers compensation coverage, and manufacturer certifications. Ontario's variable four-season climate play a role in scheduling and material selection, so hire someone who knows the area. Get a written warranty covering both materials and workmanship. Compare your options below to find the right fit.

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Frequently Asked Questions

How many roofers are in St. Catharines?
There are 36 roofers listed in St. Catharines, as of 2026.
What is the average rating?
The average Google rating for roofers in St. Catharines is 4.8 out of 5 stars.
How do I choose a roofer in St. Catharines?
Compare ratings and review counts, verify their credentials and insurance, and get at least three quotes before hiring.