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24 contractors listed · 15 in St. Catharines · 7 open weekends · 19 rated 4.5+
Data verified October 18, 2026
Listed for people planning a new house in and around St. Catharines, ON, these 24 contractors build on land you own or on lots they control. A card reflects the way that builder describes its own work, its plans and its service area; the ratings beside it come from public reviews.
15 of the 24 contractors we list are based in St. Catharines; the other 9 serve St. Catharines from towns including Thorold (10 km), Niagara Falls (17 km) and Niagara-on-the-Lake (8 km). 22 of the contractors on this page have a rating, from 4.0 to 5.0 across 289 reviews; 1 has 50 or more reviews and 19 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (91%), quality (90%) and responsiveness (78%). 7 are open on Saturdays and 2 on Sundays. Domain records put 10 websites of the contractors on this page at ten or more years old; the oldest dates from 1999. 1 offers emergency call-outs; 1 offers financing or payment plans; 4 give free estimates and 8 are family- or locally-owned. We have a website on file for all 24 of the contractors on this page; 23 publish a contact page and 21 list a public email. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
15 of these 24 builders give an address in St. Catharines; the rest sit within 30 km. Builders work by region rather than by municipal boundary, and the office address tells you little. What tells you something is whether they have built recently in the same municipality and the same ground.
