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None of these contractors is based in Loyalist; they work from towns including Kingston (14 km), Belleville (51 km) and Amherstview (8 km).
16 contractors listed · 5 open weekends · 11 rated 4.5+
Data verified October 16, 2026
The 16 contractors listed for Loyalist, ON work on wet basements, foundations and crawl spaces. Warranty claims, free inspection offers and hours come from each company's own website. Ask each one how the proposed repair holds up through frost, because that is where local systems fail.
15 of the 16 contractors on this page have a rating, from 3.6 to 5.0 across 226 reviews; 1 has 50 or more reviews and 11 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (93%), quality (83%) and responsiveness (75%). The topics that come up most in reviews of the contractors on this page are "estimates", "price" and "communication". 5 are open on Saturdays and 1 on Sundays. 4 have ten or more years of experience, the longest 30 years. 7 give free estimates and 1 is family- or locally-owned. We have a website on file for 15 of the contractors on this page; 15 publish a contact page and 13 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.
There are 16 listings for Loyalist. Get more than one assessment before committing, because diagnoses here differ more than prices do, and one crew's interior system is another crew's regrading and downspout job. Compare what each one says is causing the water rather than the number at the bottom.
