Part demolition of the site for the refurbishment and extension to the existing facade facing onto Exchange square and upper levels; External alterations and improvements to facades facing onto Bishopsgate and at ground floor including new main entrance and new retail frontages; public realm improvements fronting Bishopsgate including new steps, seating and accessibility improvements; Increased height and widening of Exchange Arcade; creation of a new outdoor retail pavilion terrace to level 1; creation of west extension terraces; creation of wing extension terraces; provision of external terraces for occupants at levels 4, 8, 9, 10, 11, 12 and roof terrace on level 13; provision of cycle storage and other works incidental to the development (9,920 sq.m).

Demolition of the existing building at 55 Basinghall Street (known as City Place House) and the erection of a thirteen storey Class E building for commercial, business and service use with Class E retail use at ground floor level with works to include partial removal, re-alignment and reinstatement of existing walkways; partial demolition, reconfiguration and refurbishment of the basement, lower ground, ground and mezzanine floors of 40 Basinghall Street (known as City Tower) for Class E commercial, business and service and retail use works to include the provision of a new lift and staircase between street and Highwalk level and reconfiguration and re landscaping of the existing first floor terrace area; formation of a new pedestrian route between London Wall and Basinghall Street; hard and soft landscaping works including alterations to and within the public highway; other works incidental to the proposed development.