Amendments to 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, to change the garage doors. Glass panel replaced by a louvered panel as required by ventilation strategy.

Variation of condition 1 of planning permission dated 8th June 2022 (RN: 21/07082/FULL) for the alterations to 6 Charles Street to include the erection of a single storey mansard roof extension and changes to the fenestration on Hays Mews elevation, partial demolition and rebuilding of 1 Hays Mews and amalgamation with 6 Charles Street; all to enlarge existing flats (Class C3). Creation of a courtyard at rear ground floor level of 1 Hays Mews and a terrace to the rear of 6 Charles Street at fifth floor level, installation of green roof areas to the main roof of 1 Hays Mews and the rear of 6 Charles Street at part fifth floor level. [SITE INCLUDES 1 HAY'S MEWS]. NAMELY, to allow external alterations to both Charles Street and Hays Mews elevations including replacement of entrance door and surround at 6 Charles Street, amendments to the window fenestration to mews internal lightwell, new rooflight and AOV vent; and internal alterations to apartment layouts. (Application under Section 73)

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.

Amendments to planning permission dated 27 March 2019 (RN: 17/02394/FULL) for 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 (2x3 bed, 2x2 bed, and 1x1 bed flats); namely, the insertion of a new sash window to match the existing windows in the East elevation of the original chapel building; the introduction of powder coated aluminium windows within the new rear block, providing a consistent design approach within this new part of the building, and allowing an enhanced environmental performance to be achieved; and the simplification of the façade treatment of this new part of the building, (simplified cornice detailing, omission of window surround detail)

Amendments to planning permission dated 08.06.2022 (RN: 21/07082/FULL) for, 'Alterations to 6 Charles Street to include the erection of a single storey mansard roof extension and changes to the fenestration on Hays Mews elevation, partial demolition and rebuilding of 1 Hay's Mews and amalgamation with 6 Charles Street; all to enlarge existing flats (Class C3). Creation of a courtyard at rear ground floor level of 1 Hay's Mews and a terrace to the rear of 6 Charles Street at fifth floor level, installation of green roof areas to the main roof of 1 Hay's Mews and the rear of 6 Charles Street at part fifth floor level'. [SITE INCLUDES 1 HAY'S MEWS]. Namely, internal alterations to the apartment layouts; alterations to the front elevation of 1 Hays Mews; inclusion of new service risers; alterations to the entrance door and fanlight of 6 Charles Street; amendments to the window fenestration to both the mews internal lightwell and the Hays Mews return elevation of 6 Charles Street; alterations to building materials; cleaning of facades; inclusion of rooflight to the mews roof; inclusion of a mansafe system to the green roof areas; installation of a smoke extract vent over the main stair at roof level.

Amalgamation of 2 studio flats at ground floor level, erection of timber bay to courtyard elevation and alterations to fenestration. (Linked with 23/01148/LBC)

Erection of timber bay to courtyard elevation, internal layout alterations and alterations to fenestration, in association with the amalgamation of 2 studio flats at ground floor level. (Linked with 23/01147/FULL)

Variation of condition 1 of planning permission dated 19 April 2021 (RN: 20/04541/FULL) for the: Erection of an extension at the rear of 18-22 Wigmore Street at first to fourth floor levels and alterations to the rear roof form to allow conversion of the attic space to provide additional residential floorspace for the existing flats (Class C3), including the infilling of an internal lightwell adjacent to 16 Wigmore Street and the installation of a new lift. Alterations at basement and ground floor level including the infilling of a rear lightwell at basement and ground floor levels. Installation of plant within an associated enclosure at rear first floor level with a green roof over and screened plant on a flat roof at fourth floor level to the rear of 22 Wigmore Street. Alterations to the front of the building including new windows, shopfronts and metal railings at ground floor level. All in connection with the dual / alternative use of the basement, ground and first floors as either office (B1) / retail (A1) or a sui generis use comprising piano showroom, office space, new recital room, piano practice rooms and workshop space and use of the second to new fifth floors as 8 residential units comprising 3 x 1 bed; 4 x 2 bed and 1 x 3 bed. (SITE INCLUDES 18, 20 AND 22 WIGMORE STREET). NAMELY, to allow removal of central core and floors and associated replacement to improve sustainability, acoustic and fire safety performance; modifications to ancillary uses within basement, including provision of ancillary kitchen and restaurant area serving guests of Bechstein Hall; kitchen extract and ductwork to be localised; introduction of entrance gates to main front entrance; minor amendments to plant at the rear; and provision of open pergola walkway on the roof at the rear.

Erection of a rear roof extension at third floor level with a sedum roof to the rear; replacement of windows at second floor level with double glazing timber windows; replacement of door and window to the existing rear first floor extension with double glazing timber windows including replacement of roofing; and associated works all in connection with the use of the first to third floor as four flats (Class C3).

Amendments to planning permission dated 20th July 2021 (RN:21/01934/FULL) for Erection of 2 storey extension to accommodate residential (Class C3) accommodation including terraces and green roofs. Associated works to include refurbishment of the existing exterior and landscaping in connection with the provision of additional parking spaces. Namely, the installation of glazed ceramic instead of solid stone spandrel panels under the windows of the existing flats and amendments to south elevation at 12th floor level