The 9 Best Basement Waterproofing Companies in Toronto [2025]

There are several signs that you may need to waterproof your basement, such as:

• Water stains on the walls or floor
• A musty smell
• Mold or mildew growth
• Cracks in the foundation
• Leaking in the basement during heavy rainfalls

If you are noticing any of these signs, it is important to contact a professional waterproofing contractor to assess the situation and determine the best course of action.