Clarke Basement Systems specializes in repairing wet or leaking basements and crawlspaces. Along with basement waterproofing, we can help fix cracks, foundations and remove dampness, mold and mildew problems. Our waterproofing professionals service Southern Ontario and the Greater Toronto Area including Toronto, The Beaches, North York, Richmond Hill, Mississauga, Scarborough, Etobicoke, Thornhill, Markham, Vaughan, Concord, and GTA.