Variation of Condition 1 of planning permission dated 19th April 2023 (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 to install additional plant at rear first floor level and amend the approved enclosure, decorative cladding and green wall. (Application under Section 73 of the Act).

Variation of Condition 1 of 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, to allow removal and replacement of existing central core and floors (retrospective), minor changes to internal configuration, provision of new entrance gates to permitted railing enclosure at the front, new door height gates to central entrance and new timber painted frames to glazed entrance. (Application under Section 73 of the Act).

Variation of condition 1 of planning permission dated 20th October 2021 (RN:21/06916/FULL) which in itself varies Condition 4 of planning permission dated 20 April 2021 (RN: 20/07835/FULL) for, 'Excavation of new basement level to provide shared ancillary storage for the residential and the Class E (commercial, business and service) space including bin storage, cycle parking, plant and surplus storage lockers etc; extension of the existing fourth floor rearwards and to create a mansard roof form; replacement of existing fifth floor with small extension to the rear (to match the fourth floor below); creation of new sixth floor and new roof level, to facilitate the provision of 4 residential units across second to sixth floor level (with the retained use of lower ground to first floor level as Class E (commercial, business and service) space and shared communal spaces); set back roof plant room and lift overrun, alterations and changes to rear fenestration at all levels, residential balcony at front fifth floor level and new lightwell at rear'; to vary the wording of Condition 4 to afford greater flexibility in the uses that the lower ground, ground floor, first floor and non-residential parts of the basement can be used for under Class E of the Use Classes Order (to allow use for financial/professional services and for health/medical services, as well as offices). (S73 Application). NAMELY, to allow minor internal and external alterations to the consented scheme resultant of continued design evolution and alterations which have become necessary in order to comply with updated Building Regulations and Fire Regulation requirements. (S73 Application)

Non-material amendment to condition 2 (approved plans) of planning permission dated 18.08.2015 ref. 14/AP/2922 for: "Variation of Condition 2 (approved plans) of planning permission 12/AP/3558 dated 04/06/2013 for the 'Demolition of existing buildings and erection of a replacement building of five to eight storeys in height (max height of 27.5m), plus basement, comprising 53 residential units, 633 sqms of retail floorspace (Use Class A1) and 767 sqms of office floorspace (Use Class B1), disabled parking spaces and roof top landscaped amenity areas'. Proposed changes incorporate: - Alterations to internal floor plan layouts and core layouts. - Realignment of window and door positions to correct inaccuracies with plans. - Removal of brick pillars to balconies and provision of opaque glass balconies. - Increase in height of building by 150mm to accommodate lift overrun. - Increase in A1 floorspace from 643.2sqm to 721.9sqm. - Reduction in B1 floorspace from 670.3 to 645.64sqm. - Alteration to building line/arrangement at Ufford Street/Boundary Row junction." The non-material amendment comprises the extension of the existing plant enclosure located on the seventh floor of Block B to accommodate an additional condenser unit to support the operation of the commercial uses.

Variation of condition 2 (Approved Plans) of planning permission ref: 19/AP/1375 granted on 26/07/2019 for: (Variation of condition 2 of planning permission 18/AP/0475 granted on 19/10/2018 for: "Retention and refurbishment of the existing front main part of the building except its main roof. Removal of all the rear parts and main roof of the existing building. Erections of 3-storey rear extension and mansard style roof extension to the existing building. Rationalise, deepen and extend the existing basement area. Change of use of the basement in the main building from storage to commercial (B1) unit of 130m2 and first floor offices to residential (C3). Reduction of existing ground floor offices from 110m2 to 74m2. Provision of five residential units (comprising 3x2B4P and 2 studio flats) in the proposed first, second and third floor with associated amenity space and separate cycle and bins storage area for both residential and commercial units. Installation of 8 solar panels on the main roof top of the building." to allow: - Alterations (including replacement of windows) to the ground floor shopfront on both Grange Road and Grigg's Place elevation) To allow the following: - a new staircase from the stair core in the centre of the building to the roof -a new glass dome over the proposed staircase and lift shaft

Non-material amendment of planning permission ref: 19/AP/1375 dated 26/07/2019 for: (Variation of condition 2 of planning permission 18/AP/0475 granted on 19/10/2018 for: "Retention and refurbishment of the existing front main part of the building except its main roof. Removal of all the rear parts and main roof of the existing building. Erections of 3-storey rear extension and mansard style roof extension to the existing building. Rationalise, deepen and extend the existing basement area. Change of use of the basement in the main building from storage to commercial (B1) unit of 130m2 and first floor offices to residential (C3). Reduction of existing ground floor offices from 110m2 to 74m2. Provision of five residential units (comprising 3x2B4P and 2 studio flats) in the proposed first, second and third floor with associated amenity space and separate cycle and bins storage area for both residential and commercial units. Installation of 8 solar panels on the main roof top of the building." to allow: - Alterations (including replacement of windows) to the ground floor shopfront on both Grange Road and Grigg's Place elevation). To allow the following amendment: 1. New layout and relocation of the staircase connecting commercial units of the basement and ground floor 2. Add two restrooms on the ground floor for commercial premises in the position where commercial cycle store was proposed. 3. Combine the commercial and residential bike storages in one room. 4. Add a new door to connect residential entrance and bike storage. 5. Add a small window at the bike storage room. 6. Add new staircases connecting residential units with the basement.

Variation of condition 9 (window details) of planning permission 15/03181/FUL (Change of use of first floor from office (Use Class B1) to residential (Use Class C3) comprising 1 x 1 bedroom and 1 x 2 bedroom apartments and the erection of a roof extension to provide a 2 bedroom apartment and associated amenity space at second floor level, along with cycle parking provision and associated internal and external alterations.) Granted on: 26/08/2015 Variation sought: To vary the wording of Condition 9 in order to use the rear window to the bedroom of Flat 1 at first floor level for cleaning and maintenance purposes a few times per annum.

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.

Non-material amendment to the planning permission ref: 19/AP/1375 dated 26/07/2019 granted on 26/07/2019 for : Variation of condition 2 of planning permission 18/AP/0475 granted on 19/10/2018 for: "Retention and refurbishment of the existing front main part of the building except its main roof. Removal of all the rear parts and main roof of the existing building. Erections of 3-storey rear extension and mansard style roof extension to the existing building. Rationalise, deepen and extend the existing basement area. Change of use of the basement in the main building from storage to commercial (B1) unit of 130m2 and first floor offices to residential (C3). Reduction of existing ground floor offices from 110m2 to 74m2. Provision of five residential units (comprising 3x2B4P and 2 studio flats) in the proposed first, second and third floor with associated amenity space and separate cycle and bins storage area for both residential and commercial units. Installation of 8 solar panels on the main roof top of the building." to allow: - Alterations (including replacement of windows) to the ground floor shopfront on both Grange Road and Grigg's Place elevation). To allow the following: -change the internal layout of the approved 1x2B4P unit on the first and 1x2B4P on the second floor and to convert both of these flats into 1B2P unit.

Non-material amendment to the planning permission ref: 19/AP/1375 dated 26/07/2019 for: (Variation of condition 2 of planning permission 18/AP/0475 granted on 19/10/2018 for: "Retention and refurbishment of the existing front main part of the building except its main roof. Removal of all the rear parts and main roof of the existing building. Erections of 3-storey rear extension and mansard style roof extension to the existing building. Rationalise, deepen and extend the existing basement area. Change of use of the basement in the main building from storage to commercial (B1) unit of 130m2 and first floor offices to residential (C3). Reduction of existing ground floor offices from 110m2 to 74m2. Provision of five residential units (comprising 3x2B4P and 2 studio flats) in the proposed first, second and third floor with associated amenity space and separate cycle and bins storage area for both residential and commercial units. Installation of 8 solar panels on the main roof top of the building." - to allow:- Alterations (including replacement of windows) to the ground floor shopfront on both Grange Road and Grigg's Place elevation.) -To allow the following: -To allow the changes to approved internal layout of the studio unit on both the first and second floor.