The headquarters building is four storeys high, aproximetely 430 ft. long by 210 ft. wide and has a gross floor area of 340.000 sq.ft. Two courtyards occupying the center bays of the building provide natural light to interior offices and laboratories. The building programme included offices, warehousing facilities, classrooms, lecture theatre, research library and archives, cafeteria and specialized scientific facilities such as observetion domes, radar equipment and wind tunnels. Views of the courts, lobby, typical service core. Interior and exterior views.

Height approx. 263.0m, completed 1968. Building is located at 110 Yonge Street in Toronto. View of the main entrance. This building was designated a heritage property in 1990.

Head office is jointly occupied by Catholic Education Center. Building cost was 33.5 million including land and construction. View of entrance, interior and exterior of the building. Images 2009.002.016.002 & 003 had yellow sticky notes attached indicating they were considered for the July 1982 cover of Canadian Architect magazine. The sticky notes were kept with the files. Images of the reception area show a ceramic mural by Angelo di Petta called Canadian Allegory. This mural is made of 84 tiles which will cover the entire third floor lobby wall.