Weatherproofing Technologies Canada (WTC) provides the full range of building envelope services you need to improve your school’s health, energy, and comfort. From diagnostics to repair and remediation, our team of experts can tell you if your indoor air quality is at risk of being compromised and perform the work to safeguard it from the consequences of unwanted air infiltration. We can properly assess your buildings to help you maintain or achieve a healthier, high-performance facility.  Let us help get your buildings clean and ready.

Roofing & Weatherproofing Peace of Mind

We deliver peace of mind to building owners and facility managers by managing roofing and building life cycles for customers in all industries, including education, healthcare, government, manufacturing and more.

  • Tremco Roofing offers the industry's most comprehensive roofing and weatherproofing solutions for restoration, repair, maintenance, replacement and new construction.
  • WTI (Weatherproofing Technologies, Inc.) provides roofing services, construction management and general contracting.
  • Our Canam Building Envelope Specialists affiliate provides building envelope solutions to eliminate air leaks, improve energy efficiency and reduce costs.


Phone: 1.800.852.6013