Amendments to planning permission dated 23 December 2022 (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 enable the removal of specified louvres, relocation of the generator, façade updates at ground floor level, installation of safety balustrading, relocation of the consented UKPN access, creation of a separate ground floor access for the crown amenity space and installation of additional sliding doors at Level 30.

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.

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.

Amendments to planning permission dated 22 September 2021 (RN:20/07605/FULL) for Variation of condition 1 of planning permission dated 28 February 2020 (RN: 19/00529) for the: Redevelopment of Pegasus House and Nuffield House including demolition behind a retained facade (west, south and east) of Nuffield House and replacement building comprising 2 level basement, ground, mezzanine and first to seventh floor and demolition and replacement of Pegasus House comprising 2 level basement, ground, mezzanine and first to fifth floors; amalgamation of the two buildings to provide new office (Class B1), retail (Class A1), restaurant (Class A3), flexible office / retail (Class B1 / A1), and residential accommodation (Class C3); and other associated works. NAMELY, amendments to the design of the fire escape staircase at the rear of Pegasus House. Namely; retention of angled wall at roof level of Pegasus House and remodelling of roof above stair well.

Variation of condition 1 of planning permission dated 27 October 2021 (20/05884/FULL) for 'Partial demolition and remodelling of the principal facades and fifth floor and addition of two storeys for office use and provision of retail, restaurant and gym uses at ground and basement levels. Formation of terraces on sixth and seventh floors for office use and associated plant and cycle parking'. NAMELY, to amend the drawings and create a new roof terrace on roof of 7th floor.

Amendments to planning permission dated 27th October 2021 (RN:20/05884/FULL) for Partial demolition and remodelling of the principal facades and fifth floor and addition of two storeys for office use and provision of retail, restaurant and gym uses at ground and basement levels. Formation of terraces on sixth and seventh floors for office use and associated plant and cycle parking; Namely, to replace the use of steel windows with aluminium crittal windows on the north and east elevations.

Amendments to planning permission dated 27 October 2021 (ref. 20/05884/FULL) for 'Partial demolition and remodelling of the principal facades and fifth floor and addition of two storeys for office use and provision of retail, restaurant and gym uses at ground and basement levels. Formation of terraces on sixth and seventh floors for office use and associated plant and cycle parking'. Namely, Due to structural concerns of the condition / stability of existing brick parapet to the East, North and West retained elevations, we are proposing to demolish the existing brick parapet and coping, and rebuild with new brickwork to match existing. Imperial brickwork and natural mortar will be provided to match the existing East, North and West elevations, with a new concrete coping provided to replace and repair the poor condition concrete copings. No change to existing parapet levels / datums are proposed.

Amendments to planning permission dated 29th June 2021 (RN 20/05884/FULL) for partial demolition and remodelling of the principal facades and fifth floor and addition of two storeys for office use and provision of retail, restaurant and gym uses at ground and basement levels. Formation of terraces on sixth and seventh floors for office use and associated plant and cycle parking namely, reduction in East facing external terrace area; adaption of South façade glazing; adaption to concealed plant area wall arrangement. (All at Level 06)

Partial demolition and remodelling of the principal facades and fifth floor and addition of two storeys for office use and provision of retail, restaurant and gym uses at ground and basement levels. Formation of terraces on sixth and seventh floors for office use and associated plant and cycle parking.

Variation of conditions 1 and 15 of planning permission dated 23rd March 2018 (RN 17/08716/FULL) for the variation of condition 1 and removal of condition 33 and 34 of planning permission dated 20 April 2016 (RN: 15/06448) for the 'Demolition of all existing buildings and comprehensive redevelopment to provide a mixed use development accommodated in a single building arranged around a central courtyard of lower ground, ground, eight upper floors, rooftop plant and basements. Use of new building for hotel comprising up to 190 guest rooms, restaurants/bars, ballroom, function rooms, hotel leisure/spa facilities, ancillary and back of house spaces (Class C1), 24-28 residential dwellings including ancillary residential leisure and amenity facilities (Class C3) and retail (Class A1), car and cycle parking with access from Grosvenor Crescent and Halkin Street, refuse, delivery and circulation spaces within basements and other associated works. (Site includes Yorkshire House, Grosvenor Crescent, 3, 4, 5 and 8 Pembroke Close and 12 Halkin Street London SW1)'. NAMELY, to amend the approved drawing numbers to allow changes to the approved scheme to be incorporated into the permitted scheme; the addition of car detailing in the car park; the remodelling of the UKPN substation pavilion on Grosvenor Crescent to introduce a revised design of the Pembroke Horn and a secondary entrance; details of design of the Chinese restaurant door on Grosvenor Crescent; and minor amendments to the design of the facades.