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).

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.

Non Material Amendment to Planning Permission 20/02531/FUL (Variation of Condition 1 (Approved Plans) of Planning Permission 19/00699/FUL (Variation of Condition 2 (Approved Plans) of planning permission 17/15272/FUL (Restoration and retention of The Fountain public house (A4 use), erection of a 4-5 and 3-4 storey building to provide 45 one, two and three bedroomed residential flats (C3 use) and new retail/ restaurant/ cafe to ground floor (A1/A3 use) with associated car parking, roof terraces, balconies and landscaping). Main changes include: Provision of electricity substation, water tank/ pump, reconfiguration of cycle/ bin stores, extension to proposed public house, additional cycle hoops, guard rails to flat roofs and alterations to flat layouts.) Main changes to include provision of electricity substation, water tank/ pump, reconfiguration of cycle/ bin stores, extension to proposed public house, additional cycle hoops, guard rails to flat roofs and alterations to flat layouts) to provide an automatic opening vent (AOV) into the eastern roof elevation of Block C.

Non-Material Amendment to Planning Permission ref: 20/02531/FUL (Variation of Condition 1 (Approved Plans) of Planning Permission 19/00699/FUL (Variation of Condition 2 (Approved Plans) of planning permission 17/15272/FUL (Restoration and retention of The Fountain public house (A4 use), erection of a 4-5 and 3-4 storey building to provide 45 one, two and three bedroomed residential flats (C3 use) and new retail/ restaurant/ cafe to ground floor (A1/A3 use) with associated car parking, roof terraces, balconies and landscaping). Main changes include: Provision of electricity substation, water tank/ pump, reconfiguration of cycle/ bin stores, extension to proposed public house, additional cycle hoops, guard rails to flat roofs and alterations to flat layouts.) Main changes to include provision of electricity substation, water tank/ pump, reconfiguration of cycle/ bin stores, extension to proposed public house, additional cycle hoops, guard rails to flat roofs and alterations to flat layouts) dated 09/04/2021. Amendment to entrance door and glazing arrangement to Block B.

Amendments to planning permission dated 20 June 2016 (RN: 15/10444) for: Variation of Condition 1 of planning permission dated 8 December 2011 (RN10/01741/FULL) for development of 55-91 Knightsbridge (including retention of Knightsbridge and William Place facades) to provide retail (Class A1) at basement and ground floor levels, office ( Class B1) at part ground, first, and second floor levels and residential flats at part ground, part first,part 2nd and 3rd to 5th floor levels. Off street servicing and new sub basement car park. Removal and replacement of existing tree on William Street. Demolition of 1-2 William Street and its replacement with a redesigned building with internal linkages to 55-91 Knightsbridge. Restoration and repair of external facades and roofs to 3-7 William Street including reinstatement of original roof profile at 4 William Street, conversion of 1st to 3rd floor levels of 3 and 4 William Street for residential purposes ( Class C3). Namely, the substitution of new drawings to allow minor material amendments comprising a revised number and mix of residential units; the provision of a terrace for a residential unit on the western end of the building; erection of a lift shaft to the rear of 4 William Street; alterations to shopfront of Nos. 3 - 4 William Street; extension at 4th floor level to the rear of Knightsbridge; and reconfiguration of the fenestration. Namely, amendment to the external air vent at 4 William Street.