About Us


Robertson Building Systems is IAS Accredited

View our IAS Certificate of Accreditation.  For more information on the history of AISC certification program and transition to the International Accreditation Service, please view the IAS-Accreditation document.

IAS Accreditations 


Fabrication Facilities | Cornerstone Buildings Brands 


Fabrication Facilities | MBCI


Design Facilities


Robertson Building Systems is Canadian CSA 1660 Accredited

All Robertson building components are designed or checked by licensed Professional Engineers, registered in Canada or the United States. Robertson building components are designed and manufactured under quality standard CAN/CSA-A660 in IAS AC472 accredited facilities. Audits include items such as personnel, design and engineering, materials control, fabrication and plant quality programs to ensure conformance to approved construction documents and standards referenced in building codes.

Robertson welding standards are in accordance with CSA Standard W59-03 Welded Steel Construction and American Standard – AWS D1.1 Structural Welding Code – Steel. Our components are certified to a variety of Underwriters Laboratory (UL) and Factory Mutual (FM) standards.

Robertson Building Systems accreditations include membership in the Canadian Sheet Steel Building Institute (CSSBI) and the Metal Building Manufacturers Association (MBMA). Robertson is also actively involved with organizations including the American Institute of Steel Construction Inc. (AISC), Canadian Institute of Steel Construction (CISC), Canadian Welding Bureau (CWB), National Research Council of Canada (NRC), and Project Management Institute (PMI).

Canadian CSA A660 Certifications