Framing & Structural Carpentry in Ontario

Water damage can lead to costly repairs, mold issues, and long-term structural deterioration. At MJ Construction, we offer professional waterproofing services tailored to new builds, basements, and home renovations.

Using high-grade materials and industry-best practices, our team ensures every project is sealed against water intrusion, improving the longevity and safety of your property. Whether youโ€™re building from the ground up or need to fix recurring leaks, we bring dependable solutions backed by years of experience in residential and commercial construction.

We specialize in:

  • Foundation waterproofing
  • Basement sealing
  • Drainage systems
  • Exterior and interior waterproof coatings
  • Crack repairs and prevention

    Don't let moisture ruin your investmentโ€”our waterproofing systems are built to last.
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