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3 of these contractors are based in Thorold; the others serve Thorold from towns including St. Catharines, Niagara Falls and Niagara-on-the-Lake.
9 open weekends · 19 rated 4.5+ · 2 show a licence
Data verified October 18, 2026
Listed for people planning a new house in and around Thorold, 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.
The 24 contractors on this page are rated from 4.2 to 5.0 across 421 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 (89%), quality (86%) and responsiveness (73%). 8 are open on Saturdays and 5 on Sundays. 2 show a licence on their websites. 11 have ten or more years of experience, the longest 37 years. 1 offers emergency call-outs; 1 offers financing or payment plans; 5 give free estimates and 7 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 23 list a public email. We count these figures across the contractors on this page; hours and prices change, so confirm the details with the contractor before you book.
Websites are listed for all 24 builders on this page. Look for houses finished years ago rather than renderings, a named list of the models they build, and a clear statement of the areas they cover. A gallery with no locations and no plans is a portfolio you cannot check.
