Amendments to planning permission dated 23 February 2022 (Ref: 21/06850/FULL) for, 'Alterations including 7th floor roof extension, alterations to office and retail entrances/shopfronts on Great Marlborough Street; reconfiguration of western lightwell elevation, installation of photovoltaic panels, green roofs, new extract ventilation duct and new plant enclosure at roof level and creation of office and residential terraces. Use of lower ground, part ground and part 1st to part 7th floors as offices (Class B1); use of part ground floor for dual/alternative retail (Class A1) or restaurant (Class A3) purposes; reconfiguration of existing flats and provision of one additional flat; use of basement to provide plant, cycle parking/showers waste storage and car parking' (site includes 11 Ramillies Place); NAMELY, proposed standby generator exhaust flue to serve the life safety back-up generator located in the basement and residential satellite and TV aerial to serve the residential flats.

Amendments to planning permission dated 06 August 2020 (Ref: 19/08291/FULL) for, 'Excavation of a sub-basement, redevelopment of nos. 5 - 6 Yarmouth Place, alterations and extension to provide enlarged sixth and new seventh floor storeys and installation of plant at basement, ground and fourth floor levels. Use of extended and altered building as 36 x flats (Class C3) (an additional 28 above existing), car / cycle parking and a shop (Class A1) or financial and professional institution (Class A2) at part ground floor level. Internal alterations. (site comprises 96-100 Piccadilly and 5 - 6 Yarmouth Place)'; NAMELY, to amend the description of development to amend the description of development as follows: Amendments to planning permission dated 6 August 2020 (Ref: 19/08291/FULL) for 'Excavation of sub-basement, redevelopment of Nos. 5-6 Yarmouth Place, alterations and extension to provide enlarged sixth and new seventh floor storeys and installation of plant at basement and ground floor levels. Use of extended and altered building as up to 36 x flats (Class C3) (up to an additional 28 above existing), car/cycle parking and a Class E use. Internal alterations. (SITE COMPRISES 96-100 PICCADILLY AND 5-6 YARMOUTH PLACE)

Variation of Condition 1 of planning permission dated 12th August 2021 (RN: 21/04250/FULL) for the: Alterations including 7th floor roof extension, alterations to office and retail entrances/shopfronts on Great Marlborough Street; reconfiguration of western lightwell elevation, installation of photovoltaic panels, green roofs, new extract ventilation duct and new plant enclosure at roof level and creation of office and residential terraces. Use of lower ground, part ground and part 1st to part 7th floors as offices (Class B1); use of part ground floor for dual/alternative retail (Class A1) or restaurant (Class A3) purposes; reconfiguration of existing flats and provision of one additional flat; use of basement to provide plant, cycle parking/showers waste storage and car parking (site includes 11 Ramillies Place). NAMELY, to allow various amendments at roof level including new roof plant and services, increased green roof, and other changes to the external appearance of the building.

Variation of Condition 1 and removal of Condition 21 of planning permission dated 4 December 2020 (RN: 20/06798/FULL), 'Alterations including 7th floor roof extension, alterations to office and retail entrances/shopfronts on Great Marlborough Street; reconfiguration of western lightwell elevation, installation of photovoltaic panels, green roofs, new extract ventilation duct and new plant enclosure at roof level and creation of office and residential terraces. Use of lower ground, part ground and part 1st to part 7th floors as offices (Class B1); use of part ground floor for dual/alternative retail (Class A1) or restaurant (Class A3) purposes; reconfiguration of existing flats and provision of one additional flat; use of basement to provide plant, cycle parking/showers waste storage and car parking (site includes 11 Ramillies Place)'; NAMELY, to amend the basement layout of the develpment, including the removal of seven car parking spaces for the residential units. (Application under Section 73 of the Act).

Amendments to planning permission dated 08 August 2017 (RN: 16/12291/FULL) which in itself varied Condition 1 of planning permission dated 2 April 2015 (RN: 14/08070/FULL) for Demolition of existing Barracks buildings (except for the listed Riding School) and redevelopment for residential use (Class C3) to provide a total of 171 units including 59 affordable units . Use of the listed Riding School as private ancillary leisure facility with internal and external alterations. Provision of Class A1/A3 retail units and Class D1 at ground level at 1 - 7 Queen's Terrace, redevelopment behind the retained front facade and the erection of a mansard roof extension ,creation of landscaped areas and reconfigured vehicular and pedestrian access together with associated works including the provision of parking, circulation space, servicing and plant area and use of the listed Riding School as a private ancillary leisure facility, associated internal and external alterations, new side extension and the excavation of a lower ground floor beneath the Riding School. NAMELY, a reduction in basement extent, shifting the footprint of the LG02 basement level, reduction in size of LG01 basement level, amendments to the general arrangement plan for LG0 basement level; reduction at LG0 at the southern piling along Block 1 and 4a; introduction of a phased approach to demolition/construction; minor apartment layout changes; division of Block 6 boiler flue and facade changes to Block 9 .

Erection of an extension at the rear of 18-22 Wigmore Street at first to fourth floor levels and alterations to the rear roof form to allow conversion of the attic space to provide additional residential floorspace for the existing flats (Class C3), including the infilling of an internal lightwell adjacent to 16 Wigmore Street and the installation of a new lift. Alterations at basement and ground floor level including the infilling of a rear lightwell at basement and ground floor levels. Installation of plant within an associated enclosure at rear first floor level with a green roof over and screened plant on a flat roof at fourth floor level to the rear of 22 Wigmore Street. Alterations to the front of the building including new windows, shopfronts and metal railings at ground floor level. All in connection with the dual / alternative use of the basement, ground and first floors as either office (B1) / retail (A1) or a sui generis use comprising piano showroom, office space, new recital room, piano practice rooms and workshop space and use of the second to new fifth floors as 8 residential units comprising 3 x 1 bed; 4 x 2 bed and 1 x 3 bed. (SITE INCLUDES 18, 20 AND 22 WIGMORE STREET)

Variation of Condition 1 of planning permission granted 18th June 2020 (Ref: 20/02712/FULL) for, 'Alterations including 7th floor roof extension, alterations to office and retail entrances/shopfronts on Great Marlborough Street; reconfiguration of western lightwell elevation, installation of photovoltaic panels, green roofs, new extract ventilation duct and new plant enclosure at roof level and creation of office and residential terraces. Use of lower ground, part ground and part 1st to part 7th floors as offices (Class B1); use of part ground floor for dual/alternative retail (Class A1) or restaurant (Class A3) purposes; reconfiguration of existing flats and provision of one additional flat; use of basement to provide plant, cycle parking/showers waste storage and car parking (site includes 11 Ramillies Place)'; NAMELY, to allow alterations to the existing level 6 terrace and adjacent doors/glazing, new louvre at ground floor level on Ramillies Place, the provision of a new satellite dish at roof level, and alterations to the size and layout of the consented flat at 7th 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.

Variation of condition 1 and removal of condition 34 of planning permission dated 22nd December 2016 (RN: 15/06446/FULL) for Excavation of a sub-basement, redevelopment of nos. 5 - 6 Yarmouth Place, alterations and extension to provide enlarged sixth and new seventh floor storeys and installation of plant at basement, ground and fourth floor levels. Use of extended and altered building as 36x flats (Class C3) (an additional 28 above existing), car / cycle parking and a shop (Class A1) or financial and professional institution (Class A2) at part ground floor level. Internal alterations. (site comprises 96-100 Piccadilly and 5 - 6 Yarmouth Place). NAMELY, to amend the approved drawings to allow for the removal of the proposed building at 5-6 Yarmouth Place (reduces the proposed flats from 36 to 32), the relocation of bin store and plant space, removal of sub-basement car stacker (reduction of 31 spaces) and removal of condition 34 relating to vehicle charging points within the removed basement car park ( Site includes 5-6 Yarmouth Place).

Erection of five storey infill extension; partial demolition and rebuilding of building; alterations at ground floor level to extend existing retail unit; alterations to external fenestration; change of use of first floor language school from D1 to C3; all in association with the use as 7 additional residential flats (Use Class C3)