McDowell Drain & Waterproofing

McDowell Drain & Waterproofing is a trusted Niagara Region team providing basement waterproofing, foundation crack repair, drain repair and replacement, clogged drain clearing, sump pump installation, and backwater valve installation. We focus on fixing the root cause of leaks, backups, and wet basements with honest recommendations, quality workmanship, and long-lasting solutions—serving Niagara-on-the-Lake, St. Catharines, Niagara Falls, Welland, Thorold, Fort Erie, Grimsby, Lincoln, and nearby areas. From wet basement inspections to sewer camera diagnostics and drainage upgrades, we recommend the most cost-effective fix for your home—not a one-size-fits-all approach. Our team works fast, keeps job sites clean, and delivers results built to handle Niagara’s heavy rains and freeze-thaw cycles. Call today to book an inspection and protect your property before the next storm.