Erection of roof extensions, a side extension at lower-ground floor level, minor internal and external works, alterations to the boundary treatment and landscaping scheme.

Internal alterations, including changes to the staircase between the entrance hall and basement, alterations to room partitions, openings and room layout on the basement, ground, first and second floor. Reinstatement of a timber framed lantern roof light and erection of low-level wall to front boundary with associated low-level planting.

Erection of lower ground floor rear extension, replacement of upper ground floor extension, excavation of a basement and extension, creation of external courtyard at lower ground floor level, extension of existing rear balcony at upper ground floor level, installation of plant equipment, demolition and rebuild of front boundary wall, hard and soft landscaping and associated works. Internal alterations to all floors. Installation of solar panels to rear roof of mews building (Site includes 19 Hamilton Close). (Linked with 22/08424/LBC)

Alterations and extensions, including demolition and reconstruction of rear extensions, excavation of basement floor, removal of tree, alterations to front boundary wall, installation of mechanical plant, erection of cupola at roof level, use of part of garden to rear of No.8 Ordnance Hill, and internal works to all floor levels in connection with the use of the building as five residential apartments.

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 and other associated works already approved under application RN 20/07676/LBC additional works include Namely, at roof level to retain the existing boundary wall between the site and the neighbouring property at 36 Sackville Street, to adapt the head of the secondary staircase and the relocation of the generator flu to the centre of the staircase, and to install a lead and stone cap infill where a modest gap will be created between the site and 36 Sackville Street.

Excavation of basement storey beneath main house, demolition and rebuilding of mews house at new height plus the addition of a lower ground floor storey, demolition and rebuilding of main roof plus addition of plant equipment, erection of extension for lift from basement to third floor level, demolition and replacement of interconnecting extension between main and mews house, use of roof of interconnecting extension as a roof terrace, increasing height of boundary shared with 78 Chester Square and other external alterations as well as internal alterations throughout. (Linked with 22/05927/FULL)

Removal of existing rear conservatory and construction of new conservatory with flat roof; external staircase to rear garden; raising of part of garden boundary wall by 200mm and an extended sloping portion; and associated works. (Linked with 22/02101/FULL)

The removal of part of the remaining side and rear elevation, floor structures and roof structure of collapsed dwelling and rebuilding of dwelling to include rear extension and basement accommodation; rebuilding of part of south-western rear boundary wall; alterations to front boundary; and associated landscaping. (Linked with 22/00039/FULL)

Loft conversion with associated installation of two rooflights to rear roof slope, erection of replacement rear infill extension with three new rooflights, alterations to rear fenestration, reinstatement of front boundary wall railings. Internal alterations including erection and demolition of partitions, installation of a WC under the existing staircase, removal of the chimney breast at first floor, lowering of first floor ceiling and installation of stair to loft conversion (linked to 21/02310/FULL).

Lower ground floor extension and creation of basement to rear of 20 Curzon Street including landscaping proposals to courtyard area; demolition and reconstruction of 20 Pitt's Head Mews with basement extension including the underpinning of the garden boundary wall to Nos. 19 Curzon Street, 21 Curzon Street, and 21 Pitt's Head Mews, minor internal alterations and external refurbishment works to 20 Curzon Street; and, replacement of external plant at roof level to 20 Curzon Street,.