Amendments to planning permission dated 19 April 2021 (RN: 20/07287/FULL) for the amalgamation of the lower ground and ground floor levels of 111 and 113 Ebury Street, demolition and replacement of the rear closet wings to 111 and 113 Ebury Street, demolition and replacement of rear mansard extension and excavation at rear lower ground floor level and new rear ground floor extensions with new openings in the rear boundary wall facing Eccleston Yard to provide new restaurant floorspace (Class E), and installation of mechanical plant at roof level; NAMELY, to amend the scope of demolition to include the gabled rear wall to 111 and 113 facing Eccleston Yards, including the pair of chimney stacks; rebuilding of the rear gabled wall to 111 and 113 facing Eccleston Yards to match the existing wall; and amendment to the approved fenestration configuration in the approved openings facing Eccleston Yards.

Amendments to planning permission dated 19th July 2018 (RN: 18/02233/FULL) for, 'Demolition of rear facade of Nos. 96-98 Baker Street and front and part rear facades of No. 14 Sherlock Mews, use of first to fourth floors of Nos. 96-98 Baker Street as eight residential flats (Class C3), amalgamation of flats at first and second floors of No. 14 Sherlock Mews into a maisonette (Class C3), erection of replacement shopfronts to Baker Street facade, erection of replacement rear facade to Nos. 96-98 Baker Street, erection of replacement front facade to No. 14 Sherlock Mews, alterations at roof level, and other associated external alterations'; NAMELY; (i) Amendment to the main door of the residential entrance to the building at the Baker Street front elevation; (ii) Amendment to the material finish of the residential entrance to the building at the Baker Street front elevation; (iii) Internal layout changes to 1st - 4th floor flats at 96-98 Baker Street; (iv) Reconfigured exhaust shaft for theatre at 1st floor terrace to the Baker Street rear elevation; (v) Modification to bedroom windows on the rear elevation of 96-98 Baker Street to accommodate exhaust shaft for theatre; (vi) Revised location of access hatch to roof; (vii) Reduced area for clerestory pop-up at Baker Street rear elevation; (viii) Addition of a guard rail at roof level; and (ix) Introduction of external pipework to the rear elevation of 96-98 Baker Street.

Amendments to planning permission dated 4th March 2020 (RN 19/06767/FULL) which permitted variations to conditions 1 and 24 of planning permission dated 27 March 2019 (RN: 16/11376/FULL) : Namely to amend the description of development to read as follows: Variation of conditions 1 and 24 of planning permission dated 27 March 2019 (RN: 16/11376/FULL) for the: 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.(Linked application 16/11377/LBC) AND; amendments including internal reconfigurations to 30 Gloucester Place and changes to approved plant layout, amendments to the ground floor retail shopfronts on the 19-35 Baker Street building; internal reconfigurations to 88-110 George Street resulting in a re-distribution of the residential mix, a change to the residential entrances, amendments to rooftop plant and green roofs, replacement of glazed windows with blind windows on the north, east and west elevations, and amendments to courtyard landscaping and green roofs of courtyard buildings.

Amendments to planning permission dated 14th June 2018 (RN: 17/08589/FULL) for: 'Demolition of 31-35 Brick Street and 37-49 Brick Street and the erection of a stepped ground plus four - seven storey building; including an additional basement level, to be used for up to 135 hotel bedrooms and function and meeting rooms in connection with the existing hotel (Class C1) at 108-115 Piccadilly (Park Lane Hotel). The replacement of the existing first floor link bridge; the creation of a basement servicing tunnel between the Park Lane Hotel and 31-49 Brick Street; the creation of associated car and cycle parking and servicing facilities; the replacement of the existing rear canopy of the Park Lane Hotel on Brick Street; the removal of part of the rear ground and first floor stair block to create a new rear entrance; the recladding of the rear ground floor including new windows and door and other associated works'; NAMELY, to amend the wording of Condition 3 (Code of Construction Practice) to split Part C into two parts: Part 1 - Construction of part of the approved service beneath Brick Street; and Part 2 - Construction of the wider construction works.

Amendments to planning permission dated 24 February 2020 (RN: 19/00529/FULL) for redevelopment of Pegasus House and Nuffield House including demolition behind a retained facade (west, south and east) of Nuffield House and replacement building comprising 2 level basement, ground, mezzanine and first to seventh floor and demolition and replacement of Pegasus House comprising 2 level basement, ground, mezzanine and first to fifth floors; amalgamation of the two buildings to provide new office (Class B1), retail (Class A1), restaurant (Class A3), flexible office / retail (Class B1 / A1), and residential accommodation (Class C3); and other associated works, NAMELY, to amend the shopfronts and ground floor level entrances, rearrangement of reception spaces, Sackville historic façade review and alignment, UKPN ventilation and access update, lift overrun and Nuffield house roof massing, rear façade updates, roof plant enclosure and proposed chimney, sub-basement reduction and retained facade timber window replacement

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 23 March 2018 (RN: 17/08716/FULL) for Variation of condition 1 and removal of condition 33 and 34 of planning permission dated 20 April 2016 (RN: 15/06448) for the 'Demolition of all existing buildings and comprehensive redevelopment to provide a mixed use development accommodated in a single building arranged around a central courtyard of lower ground, ground, eight upper floors, rooftop plant and basements. Use of new building for hotel comprising up to 190 guest rooms, restaurants/bars, ballroom, function rooms, hotel leisure/spa facilities, ancillary and back of house spaces (Class C1), 24-28 residential dwellings including ancillary residential leisure and amenity facilities (Class C3) and retail (Class A1), car and cycle parking with access from Grosvenor Crescent and Halkin Street, refuse, delivery and circulation spaces within basements and other associated works. (Site includes Yorkshire House, Grosvenor Crescent, 3, 4, 5 and 8 Pembroke Close and 12 Halkin Street London SW1)'. NAMELY, to amend the approved drawing numbers to allow design changes to all building facades and internal alterations to the design of the building, installation of a Building Maintenance Unit at roof level and alterations to the roof parapet line, NAMELY, to make changes to the south-west building elevation facing Forbes House, specifically in relation to the approved windows and their layout on the southern part of the site and to add an additional condition (38) to the planning permisison: "You must carry out the development in accordance with the approved Design Amendment Statement Ref: 1GP-HAP-XX-XX-RP-AR-0096 insofar as it relates to the approved windows and their layout on the southern part of the elevation and maintain it in accordance with this Design Amendment Statement in perpetuity thereafter."