Partial demolition of building and erection of new extensions at ground and first floor levels, alterations to roof, basement excavation, alterations to windows and doors, new boundary wall treatment facing Elm Tree Road, repositioning of pedestrian gate and hard and soft landscaping works.

Erection of single storey rear and side extension at ground floor level; roof demolition and altered/extended with parapet to rear and side elevations and side extension; replacement of windows throughout; alterations and elargement to the existing fenestration within the upper floor rear elevation; installation of fenestration within the new parapet rear and flank elevations; installation of openable-walk-on glass floor to front lightwell; erection of boundary planter, railings, side stair adjusted, and bins enclosure; and installation of air condition units within acoustic screens at rear roof level.

Demolition of existing rear extension and glazed infill to rear; Erection of full width extension at lower ground floor level and glazed infill in between closet wings .Extension of existing closet wing at first floor level and formation of window; Raising of rear boundary walls; Replacement of door and erection of bike/waste store to front and new tiling.

Demolition of existing three storey rear closet wing and erection of a five storey closet wing and two storey infill extension at lower ground and ground floor levels with balcony at ground floor level with stair to garden and terrace at first floor level; alterations to rear fenestration and boundary wall.

Works at 89 Boundary Road to include use of part lower ground and part ground floors as a residential flat (Class C3) and office (Class E), and first, second and third floor as 2 residential flats (Class C3); Erection of rear extensions at lower ground and ground floor levels with associated terrace at first floor level; Erection of mansard roof extension, alterations to windows and doors; and works to 87 Boundary Road to include demolition of existing rear extension and erection of mews house at rear of site, reduced office space; erection of a mansard roof; Conversion of maisonette at first and second floor into two flats with additional accommodation at roof level; and use of the lower ground and ground floor as office (Class E).

Variation of condition 1 of planning permission dated 17th December 2021 (RN:21/03988/FULL) which in itself varies condition 1 of planning permission dated 01 February 2021 (RN: 20/06029/FULL) for the: Demolition of existing conservatory, erection of single storey rear extension, replacement of roof structure, extension and alterations to rear closet wing including incorporation of lift, replacement windows, alterations to the front boundary and front forecourt including extension and alterations to front vaults, excavation of new basement level including alterations to landscaping, plant enclosure and garden and bike stores to rear garden, and associated alterations, to allow the removal of trees and planting of replacement trees, shrubs and hedges edging the rear garden. NAMELY, the addition of metal railings on the front boundary walls to the front garden, and the replacement of the gate to the front boundary wall

Use of the part ground floor of 14 St Vincent Street as retail unit (Class E), demolition of existing extension at rear lower ground floor level and erection of a replacement rear extension at lower ground and ground floor levels to 12A St Vincent Street for use, together with the remainder of the ground floor accommodation for 14 St Vincent Street, to accommodate relocated cycle and bin storage serving 12-14 St Vincent Street, 4 Blandford Street and 111 - 117 Marylebone High Street. Alterations to 12A St Vincent Street to enlarge the rear garden for use in connection with the existing HMO accommodation (Sui Generis) and external alterations including replacement of doors, windows, tiles and the installation of a metal rail in place of the existing boundary wall on the St Vincent Street frontage. Installation of a new partially openable shopfront to 14 St Vincent Street, including alteration to the access arrangement.

Variation of Condition 1 of permission dated 12 May 2020 (RN:19/05805/FULL) for: Demolition of existing buildings at 35 -37 Elizabeth Street and erection of a new five storey building comprising retail (Class A1) at ground floor level and residential (Class C3) at first to fourth floor levels (3 x 2 bed, 1 x 1 bed). Creation of roof terrace with balcony to rear in connection with existing residential accommodation at 39 Elizabeth Street. Use of ground and basement of 141 Ebury Street and part ground floor of new building at 35 Elizabeth Street as restaurant (Class A3) and associated alterations including installation of full height extract duct, plant, new shopfront and platform lift (Site includes 35-39 Elizabeth Street and 141 Ebury Street). Namely, repositioning of rear flank wall, alterations to rear fenestration, roof lights and replacement of smoke vent with riser at main roof level to 35 Elizabeth Street; removal of roof terrace with balcony to rear of 39 Elizabeth Street; Reconfiguration of biodiverse roof layout at main roof level and installation of biodiverse roofs at second and fourth floor levels; Correction of drawing inconsistencies; and extension of site boundary.

Erection of a 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 a chimney breast at first floor only, lowering of first floor ceiling and installation of stair to loft conversion. (Linked with 21/04612/LBC)

Variation of condition 1 of planning permission dated 01 February 2021 (RN: 20/06029/FULL) for the: Demolition of existing conservatory, erection of single storey rear extension, replacement of roof structure, extension and alterations to rear closet wing including incorporation of lift, replacement windows, alterations to the front boundary and front forecourt including extension and alterations to front vaults, excavation of new basement level including alterations to landscaping, plant enclosure and garden and bike stores to rear garden, and associated alterations. NAMELY, to allow the removal of trees and planting of replacement trees, shrubs and hedges edging the rear garden.