Amendments to planning permission dated 19 April 2021 (RN: 20/08120/COFUL) for variation of condition 1 of planning permission dated 29 March 2019 (RN: 17/11404/COFUL) for the demolition of existing buildings and structures and erection of new building of up to five storeys plus basement floor to provide 49 residential units (Class C3); with car and cycle parking, storage and plant rooms at basement level and landscaping to central garden and site frontages and associated works from RN: 17/11404/COFUL, namely, to vary the approved drawing numbers to amend the design of the building facade depth to reduce the depth of the brick reveal; NAMELY, alteration to plant & location of access hatches/AOV to roof including boiler flue; basement ventilation penthouse louvres added; PV panels updated to specialist design; minor amendments to main entrance doors; minor amendments to courtyard doors; location of bike stand updated to approved planning application; car lift door design updated to specialist design; bike/Bin lift lobby doors amended to specialist design; generator room door updated to specialist design; unit 4.04 layout includes L-shaped corridor to fire engineers guidance; and unit 4.04 Window amended.

Amendments to planning permission dated 5th May 2021 (RN:20/03389/COFUL) for Demolition of existing car park and redevelopment to provide a 4-storey block of sheltered residential dwellings (Use Class C3) and other associated works, including amenity space, car parking, cycle parking, refuse storage, and landscaping improvement works. Namely, amendments to the main entrance including the removal of a column adjacent to the main entrance; changes to windows and exit doors in order for compliance with AD Part B; addition of a new pedestrian exit door to the south elevation to Hall Place; addition of a cleaners store to the ground floor plan to provide storage and a sink for Westminster City Council to maintain the communal areas of the building; installation of air bricks to all elevations; raising of mansard window cills; updated roof layout including updating the layout of the photovoltaic panels and the omission of the mansafe system in favour of a fixed rooftop balustrade; incorporation of a fire corridor to all the apartments; alterations to the internal room sizes and 4 of the 20 units will be designed to full Part M4(3) Wheelchair User standards and be fully wheelchair accessible, changes to EVCP layout and insertion of louvres to the facades .

Amendments to planning permission dated 10th June 2021 (RN: 21/01382/FULL) for erection of a single-storey extension to the rear. Single-storey front extension to existing side infill. Works to existing fenestration. Installation of a new side entrance door to the eastern flank wall. New window to the western flank wall. Alterations to the front driveway and entrance piers. NAMELY, alterations to materials of landscaping.

Amendments to planning permission dated 20 December 2022 (RN: 22/05746/FULL) for variation of Condition 1 of planning permission dated 08 September 2014 (RN:14/03923/FULL) for the excavation to create basement extension and lower pavement vaults; removal of existing extensions and replace with extensions at rear lower ground to third floor level including roof terrace at rear first floor level; erection of fourth floor extension in mansard style to rear and open up blind windows to front; installation of plant within mansard structure; new landscaping to garden and replace boundary wall with 16 Wilton Crescent; namely, alterations to the size and position of the new rooflights and access hatch at roof level, opening up of a blind window at rear third floor level and alterations to the glazing on the front elevation. Namely, internal alterations to the staircase at Lower Ground, Ground and First Floor.

Amendments to planning permission dated 12 July 2022 (RN: 21/07264/FULL) for alterations and extensions to the Ritz Hotel and William Kent House including the change of use of the casino to a dual flexible use as hotel and/or private members club, a two storey side extension to William Kent House, extensions to the Ritz hotel including on the site of 22 Arlington Street comprising an extension of five basements, lower ground, ground, mezzanine and seven upper floors to provide additional hotel floorspace, new and upgraded hotel facilities including hotel rooms, restaurant and spa, new entrances on Arlington Street, arrival and drop off facilities, changes to the servicing and refuse facilities, car and cycle parking, plant, landscaping and all works including demolition, enabling, highways and other ancillary works. Namely, minor alterations to the ground and upper floors of William Kent House (WKH) and the triangular staircase in the Ritz building; and external works to WKH including re-spacing balcony columns; ground floor external door detailed with light; first floor French windows cills lowered; new soil pipe to south west façade; Increased scope of slate replacement; relocated position of access hatch and dormer; new access ladder; windows and dormer louvre modification and to junction between Winter Garden and WKH.

Amendments to planning permission dated 1st November 2022 (RN: 22/05327/FULL) for erection of a single storey rear extension at ground floor level, rear first floor extension to occupy the current rear terrace and part of flat roof; roof terrace at rear first floor level; enlargement of the roof with insertion of dormer windows to front and rear, and roof lights to rear; alterations to existing windows, new front gate and alterations to landscaping and parking and air conditioning unit with acoustic screening; infilling of the front entrance porch; and amendments to the side extension at ground floor level and a new rooflight NAMELY, the relocation of the plant room door and introduction of a new small window in the utility room.

Amendments to planning permission dated 28th July 2020 (RN:19/07659/COFUL) for Development of existing western car park for the erection of a five storey block providing nineteen Class C3 residential units, demolition of existing storage sheds to west of site to provide four three storey Class C3 dwellings, amenity space, refuse storage, cycle parking, and estate works including the realignment of Droop Street; reconfiguration of the existing central car park, and erection of a replacement boundary wall to the existing nursery. Amendments to planning permission dated 28th July 2020 (RN:19/07659/COFUL) for Development of existing western car park for the erection of a five storey block providing nineteen Class C3 residential units, demolition of existing storage sheds to west of site to provide four three storey Class C3 dwellings, amenity space, refuse storage, cycle parking, and estate works including the realignment of Droop Street; reconfiguration of the existing central car park, and erection of a replacement boundary wall to the existing nursery. Namely, refuse store door on west elevation at ground floor to become louvred door; Air bricks to be added on all elevations; Four gates removed from landscaping design; Replacement of one of first floor windows in east elevation of townhouses with blind window; Alterations to layout of roof photovoltaic panels; External door added to the East Elevation to cycle store; and window omitted to West elevation at ground floor.

Amendments to planning permission dated 3rd February 2022 (RN:21/08237/FULL) for Demolition of the existing conservatory, erection of a rear extension and the infilling of two light wells in connection with the use of the ground floor and basement as a restaurant (Class E). Alterations to front entrances and replacement of existing shopfront. Alterations to rear elevation including fenestration and at roof level in connection with use of the upper floors as three self-contained C3 residential units each with private external amenity areas including a roof terrace together with associated plant and landscaping (site includes 77 Marylebone Lane). Namely, to alter the 3rd floor arrangement and location for access to the roof terrace in order to comply with building regulation requirements for clear access via the staircase that was previously approved.

Amendments to planning permission dated 1 November 2021 (RN:21/05473/FULL) for External alterations to the forecourt of the existing building, including provision of retractable awnings, heaters and climbers, replacement of existing window with new door and provision of landscaping features to the forecourt area. Namely, to revise landscaping detail to allow the replacement of forecourt paving

Amendments to planning permission dated 22nd April 2022 (RN 22/01420/FULL) for the alterations to the existing third floor roof terrace to include new canopies and installation of new plant equipment, photovoltaic panels and rooflights at main roof level with associated works. Alterations to the existing car parking entrance on Kendall Place and installation of new doors on the Baker Street and George Street frontages. NAMELY, Existing cycle gate to be repaired and retained; Roof terrace landscape amended, accommodating details specifications for planters; Fixed canopies replaced with retractable awning; Double door adjacent to lift lobby, size and design amended. Doors now open inwards; Bifold door added adjacent to Lift 4, replacing single door and 2 windows; Metal balustrade design amended - Proposed external single door omitted, existing window to remain; Fixed canopies replaced with retractable awning (projection of awning shown in dashed line); Rooflight positions amended; PV panel layout amended; Rooflight positions amended; PV panel layout amended; Rooflight positions amended; Secondary office entrance door to be refurbished to match existing with new handles; Fire Exit door elevation amended; Central timber bar on glazed panel omitted; Fixed canopies replaced with retractable awning; Double door size and design amended; Bifold door added, replacing single door and 2 windows; Metal balustrade design revised; Rooflight positions amended; No new sliding cyclist gate; and Existing metal gate to be retained and repaired