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.

Excavation of basement with lightwells to front; Demolition and replacement of rear extension at lower ground floor level with terrace at ground floor level; Excavation to lower ground floor and rear garden; Use of garage for additional internal accommodation; Installation of plant machinery to rear; Demolition of garden house; Replacement of windows throughout (part-retrospective); Landscaping works to front and rear gardens; and associated external and internal alterations. (Linked to 23/04725/FULL)

Excavation of basement with lightwells to front; Demolition and replacement of rear extension at lower ground floor level with terrace at ground floor level; Excavation to lower ground floor and rear garden; Use of garage for additional internal accommodation; Installation of plant machinery to rear; Demolition of garden house; Replacement of windows throughout (part-retrospective); Landscaping works to front and rear gardens; and associated external and internal alterations. (Linked to 23/04726/LBC)

Variation of condition 1 of planning permission dated 4th October 2022 (RN 22/00448/FULL) for the demolition of the existing hipped roof and construction of a roof extension, a rear extension involving the infill of an existing undercroft area at ground floor, the replacement of an existing link building (between the building fronting Chapel Side and Esca House to the rear) and an additional second floor storey, and the excavation of a basement under the main building, in association with the change of use of the ground and first to residential flats (Class C3). Replacement windows to the front and rear elevations, and the creation of a terrace and green roof on the rear extension roof at third floor level and a terrace at rear fourth floor level. NAMELY, to increase size of basement level and creation of associated lightwell; Alterations to fenestration; relocation and alteration of rear dormers; Internal changes to layout of residential accommodation; and associated external alterations.

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.

Works at 89 Boundary Road to include use of part lower ground and part ground floors as a residential flat (Class C3) and office (Class E), and first, second and third floor as 2 residential flats (Class C3); Erection of rear extensions at lower ground and ground floor levels with associated terrace at first floor level; Erection of mansard roof extension, alterations to windows and doors; and works to 87 Boundary Road to include demolition of existing rear extension and erection of mews house at rear of site, reduced office space; erection of a mansard roof; Conversion of maisonette at first and second floor into two flats with additional accommodation at roof level; and use of the lower ground and ground floor as office (Class E).

Amendments to planning permision dated 21 July 2015 (RN 14/12434/FULL) for excavation below existing house and rear garden to create one level of basement accommodation with rooflights to the rear. Demolition of existing rear extension and erection of replacement rear extension over three storeys. Excavation to front of property at lower ground floor level to provide additional accommodation and mechanical plant within enclosure to rear garden. NAMELY,steps down into lightwell repositioned (returned to the existing position rather than being repositioned). Lightwell glazing reduced to comply with planning condition 4. Lower ground floor level reduced by two steps. Rear patio lowered in part to conform, with two steps up to the garden. Rooflight in new annex altered from rectangular to oval. Detailed design of fenestration in rebuilt annex amended - colour and material unchanged.