Amendments to planning permission dated 16th March 2021 (RN: 20/04933/FULL) for Demolition of existing mansard roof and roof level plant and construction of two storey vertical roof addition with extensions at fourth, fifth, sixth and seventh floor levels for additional office (Class B1) floorspace. Use of the lower ground and basement level 1 for flexible/alternative office (Class B1)/retail (Class A1)/leisure uses (Class D2); namely, to amend wording of condition 32 to allow removal of existing planting and trees at first floor level in advance of approval of a new/replacement hard and soft landscaping scheme for the first floor.

Amendment to planning permission dated 20 June 2016 (RN:15/10444/FULL) for the variation of Condition 1 of planning permission dated 8 December 2011 (RN:10/01741/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, variation of Condition 17 with substitution of a revised Energy Strategy.

Variation of conditions 1, 31 and 35 of planning permission dated 4 March 2020 (RN 19/06767/FULL) (amended by 20/05397/NMA) which permitted the following development : Demolition of the existing buildings at 19-35 Baker Street, 88-110 George Street, 69-71 Blandford Street and redevelopment to create a mixed use scheme providing commercial uses and up to 51 residential units within a new ground plus nine storey building (and an enclosed plant area) on Baker Street; a new stepped ground plus four to ground plus six storey building on George Street; refurbishment, extension and the change of use of the first floor from office to residential at 30 Gloucester Place; creation of a single storey basement level linking the Baker Street and George Street buildings to provide car and cycle parking, refuse and servicing; creation of a new central, publicly accessible courtyard; removal of 5 trees and replacement trees across the site, a new publicly accessible route at ground level connecting Baker Street and Gloucester Place; associated plant, landscaping, replacement pavements in part and other associated works NAMELY, to allow alterations including alterations at ground floor level and at 10th floor roof level including a new roof top room, roof terrace and alterations to plant enclosure at 19-35 Baker Street, new risers at 3rd floor to roof level at 30 Gloucester Place, introduction of increased flexibility to the commercial units across the ground floor and to remove the existing tree situated directly to the front of the newly approved entrance and replace it with a new tree to the south-west corner of Gloucester Place.

Change of use from office to dwellinghouse, demolition of porch, erection of a two-storey side/front extension to form an annex, new front porch, provision of new roof with front and rear dormer windows, new boundary walls, entrance gates with stone pillars, removal of trees and landscaping works

Demolition of 55-58 Pall Mall and 1-4 Crown Passage, and erection of a new building with a part retained facade comprising basement, ground and six upper floors plus mezzanine with a new raised height mansard roof level, to provide office (Class B1) use at basement, part ground to seventh floor level, and provision of two flexible retail/ restaurant (Class A1/ A3) units at part ground level. Creation of terraces at 5th, 6th floor level and 6th floor mezzanine level, installation of plant, and provision of cycle parking spaces and facilities.

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.

Non-material amendment to planning permission 20/AP/0779 [Approval date: 08.07.2020] for 'Refurbishment and extension of the All Saints Annexe, with all internal floorspace to be mixed Class B1/D1 (office/museum) use, involving the demolition of existing rear extensions and the construction of new two-storey rear extensions. The development would include hard and soft landscaping improvements, the provision of rooftop plant and the creation of an associated waste storage area' comprising: - Reduction in the number of rooflights on the hub roof; - Changes to the planting beds and hand rails around the perimeter of the two rear sunken terraces; - Provision of a new planting bed around the base of two proposed trees within the rear yard; - Enlargement of a consented planting bed around the base of two existing trees within the rear yard; - Changes to the layout of the chiller screening; - Addition of render to the 'plinth' on all elevations; - Addition of one air brick on the east (front) elevation; - Relocation of some air bricks on the west (rear) elevation; and - Alterations to the consented internal layout.

Details of Condition 3 (Tree Planting), as required by planning permission 16/AP/2030 (Demolition of redundant single storey outbuildings and erection of part two/part three storey extension to front, 4 storey extension to the rear and two storey extension to the northern flank to accommodate ancillary cafe, community facilities and office space, extension of basement, re-instatement of the original full-height entrance hall and the original entrance canopy and entrance doors on Medlar Street, with front roof garden at the second floor level and associated parking.)