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 5th May 2021 (RN:20/03389/COFUL) for Demolition of existing car park and redevelopment to provide a 4-storey block of sheltered residential dwellings (Use Class C3) and other associated works, including amenity space, car parking, cycle parking, refuse storage, and landscaping improvement works. Namely, amendments to the main entrance including the removal of a column adjacent to the main entrance; changes to windows and exit doors in order for compliance with AD Part B; addition of a new pedestrian exit door to the south elevation to Hall Place; addition of a cleaners store to the ground floor plan to provide storage and a sink for Westminster City Council to maintain the communal areas of the building; installation of air bricks to all elevations; raising of mansard window cills; updated roof layout including updating the layout of the photovoltaic panels and the omission of the mansafe system in favour of a fixed rooftop balustrade; incorporation of a fire corridor to all the apartments; alterations to the internal room sizes and 4 of the 20 units will be designed to full Part M4(3) Wheelchair User standards and be fully wheelchair accessible, changes to EVCP layout and insertion of louvres to the facades .

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 23 December 2016 (RN: 16/02343/FULL) for: DEVELOPMENT SITE AT 16, 18-25 & 26 PARK CRESCENT & 77-81 PORTLAND PLACE- Demolition and redevelopment of 16 Park Crescent, 18-25 Park Crescent, 26 Park Crescent and partial demolition of 77-81 Portland Place including reinstatement of Grade I listed Park Crescent facade to create [76] residential units and [1910 sqm] D1 floorspace. Creation of [9] new mews properties within rear courtyard at Park Crescent Mews. Car parking and associated servicing, access and landscaping; NAMELY to enable internal alterations to Apartment 49 and Apartment 55.

Amendments to planning permission dated 18 October 2022 (RN: 20/03307/FULL) for the: Comprehensive residential-led mixed-use redevelopment, including demolition of Kylestrome House, Lochmore House, Laxford House, Stack House, Walden House and structures attached to Coleshill Flats; tree removal and pollarding; erection of a partial sub-basement, basement and buildings varying in height from five to 11 storeys, to provide affordable homes (Class C3), market homes (Class C3), senior living accommodation (comprising Class C3 and / or Class C2), alongside a range of uses at partial sub-basement, basement and ground floor level including retail (Class A1), restaurants / cafes (Class A3), drinking establishments (Class A4); offices (Class B1), community space (Class D1), cinema (Class D2); use of the lower ground floor of the Coleshill Flats as retail and / or workspace (Class A1 and / or B1); provision of new pedestrian routes; basement car parking; basement and ground floor circulation, servicing, refuse, ancillary plant and storage; provision of hard and soft landscaping; landscaping works and creation of new play facilities at Ebury Square; rooftop PV panels; rooftop plant equipment; refurbishment and relocation of Arnrid Johnston obelisk to elsewhere within the site; refurbishment and relocation of the water fountain on Avery Farm Row; repair and relocation of the telephone boxes on Orange Square; and other associated works. NAMELY, to allow amendments to Building C, comprising the separation of the basements of Building A and C, reduction in floor to floor heights, enlargement of cores, revised housing mix and associated internal alterations, addition of fixed guarding and amendments to the Ebury Street facade; and associated alterations.

Amendments to planning permission dated 23 October 2020 (RN:19/09638/FULL) for demolition of existing community centre (Use Class D1) and nursery (Use Class D1) buildings and associated structures and replacement with three blocks (Blocks A, B and C) to create residential dwellings (Use Class C3), office floorspace (Use Class B1), cafe (Use Class A1), replacement community space (Use Class D1) and replacement nursery (Use Class D1). Landscaping and public realm alterations (including to the base of Wilmcote House); provision of car parking and cycle parking, refuse storage; provision of new boundary treatment; alterations to services; plant and associated works. Namely, decentralised water source heat pumps (WSHPs) will be located in each apartment and connected to the ambient loop.

Amendments to planning permission dated 02 May 2018 (RN: 16/05704/FULL) for DEVELOPMENT SITE 4 & 5-6 STANHOPE GATE/18A CURZON STREET: Variation of condition 1, 9, 11, 12, 14, and 16 of planning permission dated 01 June 2015 (RN: 14/10352/FULL) for demolition of existing buildings and redevelopment of site (retaining front facades of 5-6 Stanhope Gate) to provide a building comprising a range of 20-25 residential units on lower ground, ground and first to fifth floors on the Stanhope Gate frontage and lower ground, ground and first to part seventh/part eighth floors on the Curzon Street frontage (including plant at part eighth floor level and roof terraces at sixth/seventh/eighth floor levels); includes excavation to provide part sub-basement and three basement levels (in addition to lower ground floor) for residents' leisure facility and other ancillary uses (car and cycle parking and mechanical plant); alterations to existing access on Curzon Street (including entrance to new car lift) and associated works. NAMELY; to amalgamate a consented one-bedroom apartment with a three-bedroom apartment on the third floor level in order to create a larger four-bedroom apartment, to provide a revised total number of units (21) in line with the unit range stated on the planning permission dated 2.5.18 of 20 to 25 units.