Supplier Overview

Weatherproofing Technologies Inc. (WTI) an ISO 9001:2000 certified company, offers a comprehensive inventory of roofing and general contracting services to building owners and facility managers.

WTI is one of the largest roofing maintenance service providers in North America with millions of square feet of roofing under contract covering thousands of roofs with service agreements. Our customers receive Peace of Mind knowing that experienced professionals are handling the service needs of their entire building envelope.