Amendments to planning permission dated 29th June 2022 (RN 21/02892/FULL) for the variation of Condition 1 (approved plans and documents) of planning permission dated 3 July 2020 (RN: 19/04487/FULL) for: Demolition of existing buildings and structures and construction of a new mixed-use development comprising hotel and associated facilities (Class C1), flexible workspace (Class B1a / B1c), retail and food and beverage (Class A1 / A3), events space (Sui Generis) and a replacement street cleaning depot (Sui Generis) with associated new public realm and highways improvements. (site includes Taxi House, Waterside House and Westminster Street Sweepers Depot). Namely, amendment to the wording of condition 42 to require details of a bespoke fenestration arrangement to Woodfield Road and Grand Union Close.

Amendments to planning permission dated 24 November 2022 (RN: 22/04522/FULL) for demolition of existing buildings and the construction of a new five storey building, with a rebuilt front facade to no. 74, to provide 7 residential flats and the excavation of basement to provide car parking, plant and bike storage; demolition of existing rear garages and the erection of 2 additional residential dwellings. Introduction of a car lift; and associated landscaping; NAMELY, changes to the fenestration on the flank elevations at third floor level only, adding additional windows.

Amendments to planning permission dated 21st February 2022 (Ref: 21/01633/FULL) for, 'Installation of new ground floor shopfronts including 2no. new double height entrances; extensive refurbishment of the existing Portland stone facade; replacement of the existing windows between first and fifth floors with new double-glazed units, and modification of the fifth floor windows to increase their height; infill construction along fifth floor Chapel Place in facsimile of the existing facade to provide additional Class E floorspace; installation of ventilation louvres to the Chapel Place elevation at first to fourth levels; demolition of the sixth and seventh floors and erection of replacement sixth and seventh floors (including the creation of new external terrace areas) and new eighth floor roof extension with external terrace areas, all for use within Class E; and consolidation of roof level plant within a single enclosure and provision of a new building maintenance unit at roof level'; NAMELY, to make design changes.

Amendments to planning permission dated 01 March 2012 (RN:11/11498/FULL) for use of part ground and upper floors as a single dwelling house (Class C3). Demolition of part of the existing two storey rear extension at ground and first floor level to create an open patio area. Construction of rear extension at second floor level. Removal of part of the existing roof and attic space to create a roof terrace and rooflight and screen to front elevation. Alterations to front and rear elevation windows and doors. Namely, repositioning balustrade and flank wall extended.

Amendments to planning permission dated 23rd January 2023 (RN: 22/05428/FULL) for two-storey extension including roof-level plant along the Bressenden Place façade to provide a new office entrance pavilion (Class E), the provision of Class E office / retail accommodation, remodelling of the crown of Portland House and creation of a setback rooftop extension to provide office amenity (Class E) and an outdoor terrace, reconfiguration of the second floor plant accommodation fronting Cardinal Place, relocation of the zephyr on Bressenden Place, provision of cycle parking, public realm and associated works including window replacement and the application of a new façade treatment, namely to amend the wording of Condition 3 (Code of Construction Practice) to enable early works to be carried out in accordance with the Appendix A dated 22/11/22 signed by the Environment Inspectorate and prior to the discharge of Condition 3.

Amendments to planning permission dated 02nd June 2021 (RN: 21/03676/FULL) for introduction of new timber bi-fold casement windows at ground floor; introduction of new timber double doors to the second floor Foubert's Place elevation to provide access to the roof terrace; provision of a kitchen extract duct to the side elevation of Lasenby House (32 Kingly Street) to roof level; construction of a plant enclosure to the roof; and extending internal stair from first to second floors within the lightwell at rear of the building. NAMELY, revised route of extract duct through the rear wall at 1st floor level and around the lift shaft; revision to door location in slate clad plant enclosure; omission of vertical extension in lightwell at 2nd floor level.

Amendments to planning permission dated 27th July 2021 (RN:21/03134/FULL) which varied conditions 1 and 11 of planning permission dated 13 February 2019 (RN: 18/07715/FULL) for the removal of existing third and fourth floor levels and roof top structures and partial demolition of Shelton Street elevation (third floor only); construction of new floorspace and internal reconfiguration resulting in a part five and part six storey building with roof top plant enclosure, to provide flexible commercial use including retail (Class A1), financial and professional services (class A2) restaurant (class A3), office (class B1) and /or assembly and leisure (class D2) at basement and ground floor level and office use (Class B1) at first to fifth floor levels; refurbishment of external elevations; roof terraces, plant, cycle parking and facilities for access and servicing. Namely, introduction of two louvre panels to Dryden Street elevation; replacement of concertina door with roller shutter to loading bay on Arne Street; adjustment to mansard roof profile on Drury Lane elevation; introduction of Automatic Opening Vent above internal staircase at roof level; introduction of low level plant screen and service riser weathering dogboxes around Stair 01 roof edge; introduction of silicon joint mullion to glazing to entrance on Arne Street elevation; introduction of mullions to fire centre rated windows on Shelton Street elevation; adjustments to external light fittings to façade at ground floor level; and amendments to lighting to external terraces.

Amendments to planning permission dated 30 March 2022 (21/07642/FULL) for the variation of Conditions 1, 20, 21, 23, 24 of planning permission dated 16th March 2021 (RN 20/04933/FULL) for the demolition of existing mansard roof and roof level plant and construction of two storey vertical roof addition with extensions at fourth, fifth, sixth and seventh floor levels for additional office (Class B1) floorspace. Use of the lower ground and basement level for flexible/alternative office (Class B1)/retail (Class A1)/leisure uses (Class D2); car parking, cycle parking, ancillary office uses and mechanical plant. Alterations to the existing building including new windows and entrance, new terraces to eighth and tenth floor levels and new plant enclosure at roof level and associated works; amendments to car parking provision (retention of the public car park), alterations to the cycle parking provision and basement layouts and reduction in flexible commercial floorspace; NAMELY, Street scape enhancements (Front elevation - Carlton House Terrace and Facade realignment); Amenity enhancements (Inclusion of glazed doors to external terraces (west elevation), external terraces and Level 10 Roof Access) and Detailed design and technical amendments (Widening of the central 'core strip' and Balustrade Position at level 10).

Amendments to planning permission dated 27 July 2021 (RN:21/03134/FULL) which varied conditions 1 and 11 of planning permission dated 13 February 2019 (RN: 18/07715/FULL) for the removal of existing third and fourth floor levels and roof top structures and partial demolition of Shelton Street elevation (third floor only); construction of new floorspace and internal reconfiguration resulting in a part five and part six storey building with roof top plant enclosure, to provide flexible commercial use including retail (Class A1), financial and professional services (class A2) restaurant (class A3), office (class B1) and /or assembly and leisure (class D2) at basement and ground floor level and office use (Class B1) at first to fifth floor levels; refurbishment of external elevations; roof terraces, plant, cycle parking and facilities for access and servicing. Namely, to make amendments to the approved atrium glass roof including additional openings and modification to the frame and position; to the depth of the 'up and over' windows at roof level in Zone D; relocation of wall to external terrace; minor re-orientation to straighten the plant screen at roof level; two roof access hatches reduced in size; and small section of ductwork introduced at roof level.

Amendments to planning permission dated 23 June 2020 (20/02062/FULL) for Erection of single storey rear extension at lower ground floor level and installation of new windows, and the replacement of existing windows and the front door. Namely, remove the annotations relating to the construction methodology to the balcony at the upper ground floor level to reflect the fact that temporary removal is no longer required.