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.

Amendments to planning permission dated 26 May 2020 (RN: 19/01472) for: 'Excavation to create a deeper basement level and excavation under Wells Mews, demolition of 58-60 Berners Street and demolition behind retained facade of 14-17 Wells Street and erection of a new mixed use development within two adjoining buildings comprising lower ground, ground plus 5 storeys fronting Wells Street and lower ground, ground plus 7 storeys fronting Berners Street to accommodate flexible retail (Class A1) or financial and professional services (Class A2) or restaurant (Class A3) purposes on part lower ground and part ground floors, office (Class B1) on upper floors and installation of plant behind screening on both roof levels. The scheme also includes external alterations to 14 and 15 Eastcastle Street (part of Woolverstone House) to accommodate a wider and improved entrance into Wells Mews from Eastcastle Street, an upgraded residential entrance to 1 Wells Mews'; NAMELY, changes to the internal layout at lower ground and ground floor levels, removal of bridge and entrance doors to Berners Street retail unit, reduced depth beneath pavement on west side of Wells Mews to accommodate smoke vents, alterations to fenestration, retained roller shutter instead of new louvred access door to Wells Mews, extensions to railings around roof level plant, altered layout of roof level plat and associated alterations.

Variation of conditions 36, 37 and 38 (parking permits) of planning permission Ref: 2016/02250/VAR dated 5th October 2016, which in turn was to vary planning permission Ref. 2015/02007/VAR dated 30th July 2015 which allowed amendments to conditions so that parking permit restrictions only apply to Units 2, 3, 4 and 5 of the original development as approved under Ref. 2013/03692/FUL, for "Provision of 9 residential units and 211sqm of B1a office floorspace by the erection of a part 4 and part 5 storey building following the demolition of 67 Jeddo Road (with the exception of the ground floor façade), the retention and conversion of 69 Jeddo Road with external alterations including the replacement of all existing windows with new timber sash windows, and a new timber door to front elevation and timber gates to the existing archway entrance; provision of metal railings at the back of pavement and the erection of a full width mansard roof extension with two dormers to rear elevation, the erection of two, 3-bedroom semi-detached mews houses, following demolition of a single storey outbuilding to the rear)." Proposed amendments are to allow the occupiers of Unit 3 to apply for street parking permits.

Change of use from a youth club to a mixed use development of classes B1(a) and C3(a) creating 2no. new office spaces and 3no. new dwellinghouses; demolition of existing lean-to extensions; partial demolition of external walls; reinstatement of original window openings; erection of new single storey side extensions; erection of metal clad dormer extensions and installation new rooflights in the existing roof.

Demolition of existing buildings and erection of a mixed use development of between seven and ten storeys, plus basement level, to provide flexible Class A1 A2 A3 uses shops, financial and professional services, restaurants and cafes, Class B1a offices, and a 197 room hotel, together with associated works including a landscaped public courtyard and cycle parking facilities. The main changes are a rearrangement of the massing across the site including reduction in 9th floor footprint, amendments to division of floorspace including increase in hotel bedrooms by 18 from 179 to 197, with total hotel floorspace reduced by 138 sq.m. including omission of bar at 9th floor level, and addition of hotel restaurant at basement level; increase in B1a office floorspace by 59sqm to 403sqm, increase in flexible commercial floorspace by 78sqm to 837sqm, amendments to elevations including changes to some window positions, addition of a disabled parking space to the SE corner of the proposed courtyard.