Drainage Contractors in London, ON — 7 Local Contractors

There are 7 drainage contractors in London, Ontario. The average rating is 4.4 out of 5 stars across 6 rated businesses. The highest rated is Discount Drain (4.7 stars). The most reviewed is Discount Drain with 131 reviews.

London homeowners frequently need drainage solutions for basement waterproofing, foundation repairs, and yard grading issues. The region's clay-heavy soil and significant spring snowmelt create persistent moisture challenges. When selecting a contractor, verify licensing, insurance, and local experience with older Victorian and post-war housing stock common here. Request detailed quotes comparing sump pump installation, French drain systems, and exterior waterproofing options. Expect mid-range Canadian pricing; get multiple estimates before committing. Ensure contractors understand London's freeze-thaw cycles and can recommend appropriate seasonal timing for projects.

Planning a drainage project in London?

Tell us what you need and local pros will get in touch. Free, no obligation.

Tired of calling around? Post your project once and let local pros come to you.

Frequently Asked Questions

How many drainage contractors are in London?
There are 7 drainage contractors listed in London, Ontario as of 2026.
What is the average rating?
The average Google rating for drainage contractors in London is 4.4 out of 5 stars.
How do I choose a drainage in London?
Compare ratings and review counts, verify their credentials and insurance, and get at least three quotes before hiring.