Founded in 1964, the Ontario Industrial Roofing Contractors Association (OIRCA) is a professional group of union and non-union industrial/commercial/institutional (ICI) roofing and sheet metal contractors, product suppliers/ manufacturers and building science consultants/engineers.
Through the Association's Labour Relations Section, OIRCA is the Employer Bargaining Agent (EBA) for union roofing contractors in the Province of Ontario.
To assure through accountability, excellence in roofing construction.
The only source for professional ICI roofing contractors in Ontario.
link to OIRCA Committees