Excavation of basement storey beneath house and rear courtyard, rear single storey infill extension to courtyard with fully glazed roof, installation of Juliet balcony to side elevation at first floor and enlargement of existing bathroom window, new window at second floor to rear elevation and new dormer window to rear elevation at second floor. Installation of 2 windows to second floor flat roof, replacement of the existing roof covering; Installation of ASHP plant within rear courtyard and installation of solar panels to existing second floor flat roof.

Creation of two inverted dormer openings within the existing first floor mansard roof to the rear of the building, to house louvred vents.

Variation of condition 1 of planning permission dated 20th March 2021 (RN 20/01550/FULL) for the excavation of a basement beneath the footprint of the original dwelling. Erection of additional mansard roof storey with dormer windows. Alterations to elevation to provide new windows. Merging the two existing flats into a single dwelling house. NAMELY, additional windows added to the rear facade (with fixed, privacy glass)

Excavation of basement level beneath footprint of existing house with walk on rooflights; Rebuilding of bathroom extension at lower ground floor; Erection of extension at ground floor level over octagonal wing and creation of new parapet; Erection of infill extension on northeast elevation; Remodelling of bay on southeast elevation at lower ground floor level; Erection of replacement dormer; Demolition of existing retaining walls on south east elevation and eastern lightwell and construction of new metal escape stairs in these location; Replacement of windows; Rationalisation of drainage, repair of stucco render, repair/ refurbishment and part replacement of existing roof, refurbishment/ replacement of existing chimney and pots; Installation of Plant Machinery; Erection of bin and bike store to front garden; and associated external alterations.

Variation of condition 1 of planning permission dated 14 May 2021 (RN 20/01550/FULL) for excavation of a basement beneath the footprint of the original dwelling. Erection of additional mansard roof storey with dormer windows. Alterations to elevation to provide new windows. Merging the two existing flats into a single dwelling house. NAMELY, to amend and include additional windows and raise roof level.

Infill extension at rear lower ground floor light well, replacement of existing dormer roof, lowering floor of vaults and lower ground floor, creating new steps within the front lightwell, new rear French doors to rear courtyard at ground level, part replacement and refurbishment of windows, replacement rear roof light and new roof hatch to central valley and internal alterations, all to alter single family dwelling house (Class C3).

Use of a building as house in multiple occupation; rear three storey extension; single storey second floor extension; new rear dormer; extension into front vaults for bicycle stores; new bin store to front; installation of air source heat pumps to front and rear at lower ground floor level and rear third floor level; alterations to windows and doors.

Use of a building as house in multiple occupation; rear three storey extension; single storey second floor extension; new rear dormer; extension into front vaults for bicycle stores; new bin store to front; installation of air source heat pumps to front and rear at lower ground floor level and rear third floor level; alterations to windows and doors and installation of Juliette balconies.

Excavation of a basement extension under footprint of main house and under part of rear garden ,replace windows, alterations to facades and at roof level including two new dormers fronting on Marlborough Place and a rear dormer and associated external alterations.

Excavation of a new basement beneath the footprint of the existing house with 2x walk on rooflights to provide light down into basement, rationalisation of the current LGF bathroom extension abutting the front entrance porch, relocating of rooflight on the existing entrance porch, rebuilding and replacement of the terrace slab above the Octagonal wing and creation of a new parapet, rebuilding of curved bay on south east elevation to a rectangular bay, demolition of existing retaining walls on south east elevation and eastern lightwell and construction of new metal escape stairs in these locations, replacement of fenestration throughout property, replacement of existing dormer, rationalisation of drainage, repair of stucco render, repair/ refurbishment and part replacement of existing roof which is in poor condition, refurbishment/ replacement of existing chimney and pots, provision of an external bin store.