Variation of condition 1 (approved plans) of planning permission dated 30 September 2021 (RN: 21/04952/FULL) for variation of condition 1 of planning permission dated 12 May 2020 (RN:19/05711/FULL) for the: Demolition and redevelopment of the existing Porters Lodge to provide a replacement single dwelling (Use Class C3); erection of extension to the rear of Kings Court; facade alterations, including provision of balconies at ground and first floor level to the front elevation of Kings Court, restoration of the existing brickwork and addition of limestone cladding, upgrades to the fenestration; landscaping of the site; provision of terraces to the rear and side of Kings Court. NAMELY, introduction of fire escape leading from the roof of the extension, down to the upper ground floor level including staircase.

Variation of Condition 1 of planning permission dated 20th December 2022 (RN 22/05746/FULL) 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, external wall lights at lower ground to first floor and third floor level and new air vents to the rear lower ground floor level; alterations to the design of railings at ground, first and third floor level balconies; and an intake air housing to the balcony at rear ground floor level; extended metal staircase from the lower ground floor level to rear ground floor level; and alterations to the garden finishes and layout including the provision of a new freestanding trellis with low-level air duct behind.

Amendments to planning permission dated 05 September 2022 (RN: 21/04272/FULL) for variation of condition 1 of planning permission dated 4th December 2020 (RN 20/02024/FULL) for the seven-storey rear courtyard extension of the existing office building at the basement, ground, first, second, third, fourth and fifth floor levels; a two storey extension on Harewood Avenue at 7th and 8th floor level and an extension to the Harewood Row/Lisson Grove elevations at third, fourth and fifth floor level for additional office space (Class B1), comprising the relocation of the existing mechanical plant and services; change of use of the existing office space (Class B1) to flexible retail space (Class A1/B1) at part basement, part ground floor at the corner of Harewood Avenue and Harewood Row; upgrade works to the existing entrances along Harewood Avenue and Harewood Row; refurbishment of the existing vehicle entrance on Lisson Grove including an enclosed loading bay; reconfiguration of car parking and cycle parking at the basement level; and the introduction of planting and landscaping to the existing entrance on Marylebone Road. Namely, to incorporate amendments including replacement windows, amendment to Marylebone Road and Harewood entrances, change to cladding on rear facade, increased extents of green roofs/planted terraces and increase to the extent of the courtyard facade; NAMELY, changes to the opening mechanism of 8 basement windows to allow for ventilation in association with building regulation requirements for smoke extraction.

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 1st October 2021 (RN:20/06914/FULL) for, 'Variation of conditions 1, 31 and 35 of planning permission dated 4 March 2020 (RN 19/06767/FULL) (amended by 20/05397/NMA) which permitted the following development : Demolition of the existing buildings at 19-35 Baker Street, 88-110 George Street, 69-71 Blandford Street and redevelopment to create a mixed use scheme providing commercial uses and up to 51 residential units within a new ground plus nine storey building (and an enclosed plant area) on Baker Street; a new stepped ground plus four to ground plus six storey building on George Street; refurbishment, extension and the change of use of the first floor from office to residential at 30 Gloucester Place; creation of a single storey basement level linking the Baker Street and George Street buildings to provide car and cycle parking, refuse and servicing; creation of a new central, publicly accessible courtyard; removal of 5 trees and replacement trees across the site, a new publicly accessible route at ground level connecting Baker Street and Gloucester Place; associated plant, landscaping, replacement pavements in part and other associated works'. Namely, Works to the building, including changes to the East Elevation façade including additional non-openable windows, changes to the layout of the ground floor retail units, refurbishment of the roof, and other associated works

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.

Variation of Conditions 31 and 32 of planning permission dated 30 March 2022 (21/07642/FULL) for the demolition of existing mansard roof and roof level plant and construction of two storey vertical roof addition with extensions at fourth, fifth, sixth and seventh floor levels for additional office (Class B1) floorspace. Use of the lower ground and basement level for flexible/alternative office (Class B1)/retail (Class A1)/leisure uses (Class D2); car parking, cycle parking, ancillary office uses and mechanical plant. Alterations to the existing building including new windows and entrance, new terraces to eighth and tenth floor levels and new plant enclosure at roof level and associated works; and amendments to car parking provision (retention of the public car park), alterations to the cycle parking provision and basement layouts and reduction in flexible commercial floorspace; namely, to amend the wording of Conditions 31 and 32 to require the landscaping of the first floor terrace to be carried out in accordance with the submitted details.

Variation of condition 1 of planning permission dated 08 March 2021 (RN: 20/03732/FULL) for the: Single storey rear extension with external landscaping following demolition of existing side and rear additions; Rear extension to existing flat-roofed North East Bay; New metal fence and Entrance gate; Rear skylight to replace existing, plant, all in connection with use as single dwellinghouse. NAMELY, alteration to, and introduction of windows and doors; replacement of existing timber side entrance to be rendered to match the main house; metal railings to the front elevation; traditional cast iron railings to rear elevation; soil vent pipes to rear and side elevations; ridge tiles to the south east bay; and retention of the flank wall in yellow stock brick instead of the approved rendering.

Amendments to planning permission dated 09 June 2017 (RN:16/07188/FULL) for Variation of Condition 1 and 13 of planning permission dated 26 October 2015 (RN: 15/04136/FULL) for the partial demolition, extension and refurbishment of buildings at 1-3 Buckingham Gate and 1 Palace Street (street block bounded by Stafford Place, Palace Street and Buckingham Gate) including excavation to form three basement levels, in connection with use of site as 72 residential units (Class C3) and a restaurant (Class A3) to the ground floor and part basement to the corner of Palace Street and Buckingham Gate. Associated vehicular access from Palace Street, storage, plant, landscaping, basement parking and ancillary residential facilities, namely, alterations to doors and windows.

Variation of condition 1 of planning permission dated 4th December 2020 (RN 20/02024/FULL) for the Seven-storey rear courtyard extension of the existing office building at the basement, ground, first, second, third, fourth and fifth floor levels; a two storey extension on Harewood Avenue at 7th and 8th floor level and an extension to the Harewood Row/Lisson Grove elevations at third, fourth and fifth floor level for additional office space (Class B1), comprising the relocation of the existing mechanical plant and services; change of use of the existing office space (Class B1) to flexible retail space (Class A1/B1) at part basement, part ground floor at the corner of Harewood Avenue and Harewood Row; upgrade works to the existing entrances along Harewood Avenue and Harewood Row; refurbishment of the existing vehicle entrance on Lisson Grove including an enclosed loading bay; reconfiguration of car parking and cycle parking at the basement level; and the introduction of planting and landscaping to the existing entrance on Marylebone Road. NAMELY, to incorporate amendments including replacement windows, amendment to Marylebone Road and Harewood entrances, change to cladding on rear facade, increased extents of green roofs/planted terraces and increase to the extent of the courtyard facade.