One Canada Square Canada Square was completed and open for business. His Royal Highness The Duke of Edinburgh officially opened One Canada Square on the morning of 26 August 1991, and unveiled a commemorative plaque at the entrance to the building. Hundreds of construction workers attended the opening ceremony. The Duke of Edinburgh addressed some 800 invited guests, many of whom had been involved in the project. He spoke of the "large, airy space and clean, efficient office layout", as he declared the building ready for business. The attendees heard a specially-commissioned piece of music performed by a 30-strong choir. Paul Reichmann, Chairman
Manor House, 21 Soho Square Department in 1933, it moved from Oxford Street to 21 Soho Square where it remained for many years under its new name the GPO Film Unit and from where many of its most famous productions were conceived. Manor House, 21 Soho Square is still in use as an office building. Its most recent leaseholders include Stoll Moss Theatres and Really Useful Theatres; the current leaseholder is See Tickets. Manor House, 21 Soho Square Manor House, 21 Soho Square is a Grade II listed building in the West End of London. It has 17th-century origins but the existing structure dates from