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.

Erection of rear extension at lower ground floor level, extension under front garden and associated lowering of lower ground floor level; Erection of rear dormer; Alterations to fenestration; Installation of plant machinery; Erection of outbuilding in rear garden; Alterations to rear boundary walls; landscaping works; and associated external alterations. Internal alterations, including changes to planform. (Linked with 22/07801/FULL)

Erection of rear extension at lower ground floor level, extension under front garden and associated lowering of lower ground floor level; Alterations to fenestration; Installation of plant machinery; Erection of outbuilding in rear garden; Alterations to rear boundary walls; Landscaping works; and associated external alterations. (Linked with 22/07802/LBC)

Installation of air conditioning units at roof level with acoustic enclosure, alterations to fenestration to rear lower ground floor, installation of external staircase from upper ground floor level, alterations to landscape including repositioning of retaining wall, and associated internal works all in connection with the use of the property as a single dwellinghouse (Linked with 22/07748/LBC).

Installation of air conditioning units at roof level with acoustic enclosure, alterations to fenestration to rear lower ground floor, installation of external staircase from upper ground floor level, alterations to landscape including repositioning of retaining wall and associated internal works all in connection with the use of the property as a single dwellinghouse (Linked with 22/07747/FULL).

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.

Erection of two rear infill extensions at lower ground floor level comprising one single storey extension with terrace above and one two storey extension. Alterations to windows and doors including the provision of Juliet balconies to rear at ground floor level. Landscaping works within rear garden.

Erection of two rear infill extensions at lower ground floor level comprising one single storey extension with terrace above and one two storey extension. Alterations to windows and doors including the provision of Juliet balconies to rear at ground floor level. Landscaping works within rear garden. Internal alterations including the removal and addition of partitions.