Amendments to planning permission dated 21 June 2023 (RN 23/01932/FULL) for: the variation of Conditions 1 and 6 of planning permission dated 8 October 2020 (RN 20/02713/FULL) for 'the erection of single storey porters lodge; installation of new boundary railings and gates; landscaping works; and associated alterations to entrances of main buildings'. Namely, to amend the planting schedule to change the hedging from "Carpinus betulus" to "Taxus baccata".

Amendments to planning permission dated 14th July 2022 (RN: 21/08289/FULL) for, 'Alterations to Grosvenor Square Gardens, including redesign of the gardens, comprising of hard and soft landscaping improvements, works to trees (including tree removal and new planting), with new and realigned paths, paving and rills, new perimeter railings, new western entrance, new lighting and planting, the introduction of a shaded garden and wetlands, installation of plinths for the display of sculptures/artworks, informal play areas, the construction of buildings (gardeners hut, public WCs and educational building with catering facilities (sui generis)), external gardeners store, photo voltaic panels, structures, and associated works'; NAMELY, to amend the wording of the description of development of the planning permission, to remove reference to the rills.

Amendments to planning permission dated 19 April 2021 (RN: 20/08120/COFUL) for variation of condition 1 of planning permission dated 29 March 2019 (RN: 17/11404/COFUL) for the demolition of existing buildings and structures and erection of new building of up to five storeys plus basement floor to provide 49 residential units (Class C3); with car and cycle parking, storage and plant rooms at basement level and landscaping to central garden and site frontages and associated works from RN: 17/11404/COFUL, namely, to vary the approved drawing numbers to amend the design of the building facade depth to reduce the depth of the brick reveal; NAMELY, alteration to plant & location of access hatches/AOV to roof including boiler flue; basement ventilation penthouse louvres added; PV panels updated to specialist design; minor amendments to main entrance doors; minor amendments to courtyard doors; location of bike stand updated to approved planning application; car lift door design updated to specialist design; bike/Bin lift lobby doors amended to specialist design; generator room door updated to specialist design; unit 4.04 layout includes L-shaped corridor to fire engineers guidance; and unit 4.04 Window amended.

Amendments to planning permission dated 18th February 2021 (RN:20/06601/FULL) for Variation of condition 1 of planning permission dated 21.5.20 (RN:19/07406/FULL), which itself varied condition 1 and 9 of planning permission dated 20.11.18 (RN: 18/03520/FULL) which itself varied condition 1 of planning permission dated 12 September 2017 (RN: 16/06423/FULL) for, 'Alterations to the existing building including retention & repair of the front and side facades, part demolition & replacement of the rear facade, rear extension of the 2nd-5th floors, removal of existing & introduction of a new 6th floor, introduction of a new set-back 7th floor, extension of the existing basement levels to include two additional basement levels (including one mezzanine level), installation of roof plant & plant screen, public realm works including hard & soft landscaping, removal of the security kiosks, fencing, bollards & gates/barriers to Blackburne's Mews & Culross Street, removal & replacement of 6 No. trees in front of the Grosvenor Square elevation & re-opening of the road on the western side of the Square, all in connection with the use of the building as a hotel (Class C1) with flexible retail/restaurant use at 1st floor, ground floor and basement 1 (Class A1/Class A3/Class C1), flexible restaurant/bar use at 7th floor (Class A3/Class A4/Class C1), leisure/spa facilities within the basement (Class D2/Class C1) & an ancillary ballroom, event spaces, back of house facilities & associated car, cycle parking & servicing facilities accessed from Blackburne's Mews, & other associated works' - NAMELY, to amend Condition 17 to remove reference to the seventh-floor level [requiring public access] and an additional condition to read as follows: The area at seventh floor level designated as a restaurant/bar (Flexible Class A3/A4/C1) must remain open to members of the general public (whether or not they are guests at the hotel or visitors of hotel guests) on not less than 200 days per year

Amendments to planning permission dated 18th February 2022 (RN: 21/04717/FULL) for, 'Demolition of existing buildings on site and redevelopment to provide up to 30 residential units (Class C3), office floorspace (Class B1), gymnasium (Class D2), retail art gallery (Class A1), restaurant (Class A3) and retail (Class A1) floorspace; creation of a new pedestrian link through the site between Yarmouth Place and Carrington Street; erection of buildings either side of the new pedestrian link between 4 and 8 storeys in height excavation to create additional basement accommodation provision of on site car parking, cycle parking and delivery bay on Yarmouth Place new landscaping including improvement works to Yarmouth Place associated alterations.' Namely, to amend the description of development to omit reference to a retail art gallery Class A1 and to update the use classes to reflect the introduction of Class E.

Amendments to planning permission dated 15th December 2021 (RN:20/03623/FULL) for amalgamation of two maisonettes to create a single dwelling house [Class C3], excavation beneath the footprint of the existing building and excavation of part of rear garden at lower ground floor level. Demolition of the existing extension to the rear and construction of a new lower ground and ground floor rear extension. Repair work to the facade, alteration to street frontage in line with the street and landscaping to the rear garden. Installation of acoustically attenuated condenser to the rear garden. Namely, to amend the wording of Condition 16 (Contaminated Land) to allow radon monitoring to occur 'after' occupation.

Amendments to planning permission dated 29 March 2019 (18/08004/FULL) for Variation of condition 1 of planning permission dated 21 December 2017 (RN: 16/11562/FULL) for the Demolition and redevelopment of 14-16 Paddington Green; alteration and partial demolition of 17 Paddington Green; development of land to the east and south of 14-17 Paddington Green (part of site known as 'West End Green') to provide buildings ranging between 4 and 14 upper storeys to provide up to 200 residential units, with associated landscaping, basement car and cycle parking and servicing provision. NAMELY, to allow addition of one floor of residential accommodation to Block G and to parts of Block H to add 16 residential units and to reduce carbon offset payment to allow connection to Church Street District Heating Scheme. NAMELY to amend the description of development to: "Variation of condition 1 of planning permission dated 21 December 2017 (RN: 16/11562/FULL) for the Demolition and redevelopment of 14-16 Paddington Green; alteration and partial demolition of 17 Paddington Green; development of land to the east and south of 14-17 Paddington Green (part of site known as 'West End Green') to provide buildings ranging between 4 and 14 upper storeys to provide residential units, with associated landscaping, basement car and cycle parking and servicing provision. Namely, to allow addition of one floor of residential accommodation to Block G and to parts of Block H to add residential units and to reduce carbon offset payment to allow connection to Church Street District Heating Scheme."

Amendments to planning permission dated 4th January 2021 (RN: 20/06655/FULL) for the Installation of double glazed windows on the Berkeley Square, Bruton Street and Bruton Place elevations and new windows on the rear facade at levels 6, 7 and 8, extension to the existing core staircase and lift to roof level to facilitate the provision of a new roof terrace, installation of replacement plant at roof level, installation of external lighting, alterations to shopfront, office entrance and signage including replacement of doors, installation of new weatherproof cladding to the rear fire escape stair, repairs and cleaning to the external elevations and provision of cycle and changing facilities at basement level (site includes 22 Berkeley Square). Namely, to amend rear elevation railing to the left of the rear elevation has been raised to accommodate the roof terrace landscaping arrangements. Existing metal framed windows to be replaced with new double glazed units. New metal window and louvre introduced at ground floor level into an existing opening. Berkeley Square elevation Windows in the pavilion at roof level have been reconfigured to align with internal alterations. Shopfront mullions have been rationalised and the left door has been detailed. The window sill line were missing in a previous survey and they have been reintroduced in this elevation as existing. Roof level alterations New fixed planters introduced at roof terrace level. New bench proposed in the terrace.

Amendments to planning permission dated 6th September 2021 (RN 21/04002/FULL) for the variation of Condition 1 of planning permission dated 11 December 2020 (RN: 20/03275/FULL) which varied the original planning permission dated 9 July 2019 ( RN: 19/00868/FULL) and the NMA dated 5 March 2020( RN:20/01060/NMA) for: Use of the building as an elderly care facility specialising in dementia (Use Class C2), creation of balcony on the rear elevation at first floor level, alterations to the fenestration to match the new internal floor levels, the installation of ramp from the ground floor to the garden. Alterations to roof including insertion of kitchen extract. Installation of a new refuse store, plant enclosure, and bicycle store in the rear garden, new hard and soft landscaping to the garden and all other associated works. Insertion of louvres on front elevation at basement level to serve plant equipment. NAMELY to make amendment to entrance door on rear elevation and relocation of dry riser inlet on side elevation.

Amendments to planning permission dated 23 May 2019 (RN: 17/07726/FULL), namely to amend the description of development to read as follows: Extension of existing office and retail building and associated works to provide additional office floorspace at roof level, use of part of the ground floor for commercial and Sui Generis use, part demolition and alterations to the stone facade fronting Buckingham Palace Road and the part removal of the glazed building canopy, alterations to the public realm, creation of high level terraces, alterations to bus facility on Bulleid Way and roof top plant along with highway, landscaping and other works.