Roofing, Waterproofing & Building Envelope Consultants


CALYSTA CONSULTING is a division of Gussdorf Enterprises Ltd. As engineering consultants we are involved in commercial, industrial, institutional and residential building maintenance.

Our goal is to find the best and most cost effective solutions for our clients’ roofing, waterproofing and building envelope projects. We have served numerous clients on projects all around British Columbia including School Districts, Public Works Canada, BCIT, Finning, insurance adjustors and many property management firms.

CALYSTA CONSULTING is an approved inspection firm for the Roofing Contractors Association of BC (RCABC).

We service clients all around British Columbia