Non-material amendment to planning permission ref: 2021/04138/FUL granted 31st May 2022. Amendments to remove specific reference to the number of bedrooms of the approved residential units; alterations to the design of 1no rooflight above the roof of ground floor back addition; replacement of 1no window to the rear elevation and sliding doors to the rear side back addition of basement floor with new bi-folding doors. The new description would read 'Change of use of part of ground floor and basement from retail (Class E) into 1no. self-contained flat (Class C3); erection of rear extensions at third floor (pod) and first floor levels in connection with the conversion of first, second and third floor level into 2no. self-contained flats; installation of 3no rooflights in the front roofslope and 1no rooflight above the main flat roof at roof level; replacement of existing windows with new windows to the side and rear of first and second floor back additions; replacement of existing dormer window with a new dormer window in the rear roofslope; alterations and increasing the roof of second floor rear back addition; formation of a replacement roof terrace at first floor level to the rear elevation; demolition of part of ground floor and basement floor level including the installation of new window openings and formation of a central courtyard at ground floor level, installation of glazed doors and a window at basement level; alterations to the roof of ground floor rear back addition to include the installation of 3no rooflights; installation of screening fence at ground floor level to the rear elevation.'

Amendments to planning permission dated 4th September 2020 (RN:20/03854/FULL) for Variation of Condition 1 of planning permission dated 23 April 2019 (RN 18/10640/FULL) for, 'Demolition and replacement of existing fourth floor, demolition of existing plant room, and erection of a single storey roof extension at fifth floor and rear extension at second to fifth floor levels in connection with existing office (Class B1) use, provision of new main office entrance, flexible use of part ground and basement floor for either retail or office use (Class A1/B1), creation of roof terrace at fifth floor level, provision of cycle parking spaces and facilities, roof plant and associated external alterations, including replacement windows. Namely,the removal of decorative window bars at fourth floor level on all elevations.

Non-material amendment to planning permission ref: 2021/04138/FUL granted 31st May 2022 for the 'Change of use of part of ground floor and basement from retail (Class E) into 1 x 1 bedroom self-contained flat (Class C3); erection of rear extensions at third floor (pod) and first floor levels in connection with the conversion of first, second and third floor level into 2 x 2 bedroom self-contained flats; installation of 3no rooflights in the front roofslope and 1no rooflight above the main flat roof at roof level; replacement of existing windows with new windows to the side and rear of first and second floor back additions; replacement of existing dormer window with a new dormer window in the rear roofslope; alterations and increasing the roof of second floor rear back addition; formation of a replacement roof terrace at first floor level to the rear elevation; demolition of part of ground floor and basement floor level including the installation of new window openings and formation of a central courtyard at ground floor level, installation of glazed doors and a window at basement level; alterations to the roof of ground floor rear back addition to include the installation of 3no rooflights; installation of screening fence at ground floor level to the rear elevation.' Partial amendments to the wording of description of development to change from '1 x 1 bedroom self-contained flat' to '1 x 2 bedroom contained flat' in reference to the number of approved bedrooms to Unit 1.

Amendments to planning permission 4th September 2020 (RN: 20/03854/FULL) Demolition and replacement of existing fourth floor, demolition of existing plant room, and erection of a single storey roof extension at fifth floor and rear extension at second to fifth floor levels in connection with existing office (Class B1) use, provision of new main office entrance, flexible use of part ground and basement floor for either retail or office use (Class A1/B1), creation of roof terrace at fifth floor level, provision of cycle parking spaces and facilities, roof plant and associated external alterations, including replacement windows. Namely, to introduce minor additional demolition in isolated locations and reduce the scope of demolition in other areas, and to replace a door at ground floor level on the south elevation with a louvre

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.

Non-material amendment to planning permission ref: 2019/02756/VAR of which appeal ref: APP/H5390/W/20/3253959 granted 2nd November 2020 for the 'Variation of Condition 2 (approved drawings) of planning permission reference: 2016/02771/FUL dated 15/05/2019 for the "Removal of the existing advertisement hoarding to the front of the site, and demolition of the existing retail storage (Class A1) and car wash buildings (Sui generis) to the rear, and redevelopment of the site to include the erection of a three storey building on the Lillie Road frontage, to provide 2 no. retail units (Class A1) at ground floor and 6no. self-contained flats (2 x studio and 4 x 2 bed) at first and second floor levels, and the erection of a three storey building to the rear of the site to provide 3no. self-contained flats (3 x 2 bed), together with 3 no. off-street car parking spaces (including 1 disabled space), and associated amenity spaces." Amendments sought are alterations to the approved drawings including a three-storey extension to the side of Block 2; insertion of a new lift to Block 2 and subsequent alterations to the internal layout of flats 1, 2 and 6 and associated fenestration.' Amendments to include: enclosing of 2no approved car parking spaces with mansard roof garage, enclosing of approved bin storage and provision of 2no enclosed cycle parking.