Variation of Condition 19 of planning permission dated 6 December 2017 (RN: 17/05944/FULL) for, 'Erection of a rear and roof extensions including partial demolition to provide additional Class B1 office floor space and residential apartment (Class C3), and dual/alternative use of part basement and part ground floor as a retail shop (Class A1) or restaurant (Class A3)'; NAMELY, to extend the hours within which customers are permitted within the restaurant premises from the approved 00.00 to 01.00 on Monday to Saturday (Sundays remained unchanged). (Application under Section 73 of the Act).

Amendments to planning permission dated 29 April 2016 (RN: 16/01554/FULL) for the: Variation of Condition 1 of planning permission dated 25 June 2015 (RN: 14/11220) for demolition of existing building and erection of two new buildings with two basement levels and two mezzanine levels below ground. Building 1 fronting on to Marble Arch comprises ground and seven upper floors and roof top plant; Building 2 fronting onto Edgware Road comprising ground and seven upper floors with a tower to 18th floor level and roof top plant; all for a mix of uses comprising offices (Class B1), up to 54 residential units (Class C3), retail (Class A1), restaurant (Class A3), bar (Class A4) and cinema (Class D2); provision of car parking spaces, cycle parking spaces, plant and works to public realm, including a new pedestrian route between Marble Arch and Bryanston Street "NAMELY, to allow alterations to reception layouts, internal wall locations, core, lift and stair layouts; to the layout of the ancillary and plant spaces within the basements; to plant and associated screening at the level one terrace of the commercial building; to the enclosure at the residential building roof, to accommodate the required Building Maintenance Unit (BMU), amongst other plant; to the enclosure and BMU at the commercial building roof, to accommodate the required equipment; to the north elevation facade line above the service yard entrance at first floor level, to provide a more curved and consistent profile; and revised location for the public art installation, within the public realm at ground floor level.

Amendments to planning permission dated 20 June 2016 (RN: 15/10444) for: Variation of Condition 1 of planning permission dated 8 December 2011 (RN10/01741/FULL) for development of 55-91 Knightsbridge (including retention of Knightsbridge and William Place facades) to provide retail (Class A1) at basement and ground floor levels, office ( Class B1) at part ground, first, and second floor levels and residential flats at part ground, part first,part 2nd and 3rd to 5th floor levels. Off street servicing and new sub basement car park. Removal and replacement of existing tree on William Street. Demolition of 1-2 William Street and its replacement with a redesigned building with internal linkages to 55-91 Knightsbridge. Restoration and repair of external facades and roofs to 3-7 William Street including reinstatement of original roof profile at 4 William Street, conversion of 1st to 3rd floor levels of 3 and 4 William Street for residential purposes ( Class C3). Namely, the substitution of new drawings to allow minor material amendments comprising a revised number and mix of residential units; the provision of a terrace for a residential unit on the western end of the building; erection of a lift shaft to the rear of 4 William Street; alterations to shopfront of Nos. 3 - 4 William Street; extension at 4th floor level to the rear of Knightsbridge; and reconfiguration of the fenestration. Namely, amendment to the external air vent at 4 William Street.