Amendments to planning permission dated 11th August 2023 (RN:23/00368/FULL) for variation of Condition 1 of planning permission dated 16 February 2017 (16/10409/FULL) for the use of part basement, part ground floor level and first to fourth floor levels and the erection of a mansard roof extension at fifth floor level to provide 14 residential flats (Class C3). Provision of external terraces at rear second, third, fourth floor and fifth floor level. Installation of mechanical plant at fourth and fifth floor level. Lowering of the existing basement vault floor below Andrew's Crosse by 0.5m and installation of new lightwells and railings at basement and ground floor level on the Andrew's Crosse elevation. Associated alterations to windows on the front and rear elevation and associated internal alterations at 116-118 Chancery Lane and removal of part of the external staircase adjacent to 115 Chancery Lane and alterations to the roof profile at rear fifth floor level and relocation of plant; namely, alterations to the size and number of dormers to the rear roof extension serving Flat 4.1 and installation of a new roof access enclosure to the front part of the roof area and insertion of a high level window at basement level; namely, alterations to the cycle store within the basement.

Amendments to planning permission dated (RN: 22/01867/FULL) for the: Use of a building as three self-contained flats (Class C3); erection a ground floor rear extension; dormer roof extension; roof lights to the front elevation; bike and bin storage within front garden; and associated works. Namely, to allow increase in dimensions of dormer and reducing side clearance between dormer cheeks and side boundary of the building; increase in height of dormer; and lifting of flat roof of dormer to 100mm below main ridge line of roof.

Amendments to planning permission dated 19 April 2021 (RN: 20/04541/FULL) for 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, consisting of the provision of new door height railing gates to the main entrance, new openable railing gates to the eastern side of the main entrance, and insertion of French doors to the eastern ground floor shopfront.

Amendments to planning permission dated 27th 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, for the rewording of condition 22 (below-ground contamination).

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 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, minor repositioning of roof lights, one additional roof light in the north east roof pitch, and minor changes to the dimensions of the roof lights, minor changes to the roof terrace and vent pipes.

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.

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 omission of swimming pool from lower ground floor, with space being used as a games room and living area, resulting in reduction in overall basement excavation; reduction in the amount of excavation towards the front of the building, meaning that the front wall of the chapel would no longer need to be underpinned; Alterations to the internal layout of accomodation, including omission of duplex flat layout with internal staircase and instead arranging the accommodation as self contained flats on each floor.

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

Amendments to planning permission 23rd February 2022 (RN: 21/07541/FULL) for, 'Erection of infill extension at basement level in order to enlarge existing office (Class B1), use of part ground floor on Mount Street elevation as a shop (Class A1) accessed from existing bay, erection of roof extension to enlarge existing flat (Class C3), insertion of new windows and doors on the north and east elevations, creation of a residential terraces at third floor level and provision of plant within existing vaults'; NAMELY, to enable internal layout changes to lower ground floor offices, ground floor office and residential entrance and flats 1, 2, 3 and 4.