Conversion of existing garage into a habitable accommodation; construction of ground floor rear extension with roof light; roof light on front elevation; enlarged rear dormer window; and alterations to windows and doors.

Amendments to planning permission dated 11th October 2023 (RN:23/02276/FULL) for Alterations including erection of roof extension to create an additional storey of accommodation. Namely, to adjust the dimensions of the two side windows on the south building elevation from 2700mm x 600mm (first floor) and 2100mm x 600mm (second floor/roof level) to 2700mm x 615mm (first floor) and 2100mm x 638mm (second floor/roof level)

Erection of mansard roof extension to provide additional accommodation for the top floor flat (Flat C).

Amendments to planning permission dated 05 October 2023 (RN: 23/04630/FULL) for variation of Conditions 1 and 3 of planning permission dated 15 May 2023 (RN: 23/01735/FULL) for, 'alterations including partial infilling of rear courtyard on basement and ground floors, rear extensions on first to fifth floors and at sixth floor roof extension with plant enclosure, roof terrace and green roof above all to provide additional office accommodation (Class B1); new balconies/terraces at front fourth, fifth and seventh floor levels and rear first, sixth and seventh floor levels. Flexible use of part basement and part ground floor for either retail / office/ gym use (Class A1/ B1/ D2), provision of cycle parking and associated external alterations'; namely, to install privacy screens on the first-floor terrace, and to amend the wording of Condition 3 to enable the installation of the privacy screens. (Application under Section 73 of the Act). NAMELY; provision of condenser and handrail at fourth floor terrace.

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.

Erection of extension within front lightwell with rooflight above to provide additional accommodation.

Amendments to planning permission dated 6 September 2023 (23/04870/FULL) ) for conversion of ground floor garage to habitable accommodation and erection of mansard extension for use in connection with the existing first floor flat (Unit 8); and extension to the rear first floor to existing flat, Unit 2 [Site includes rear of 25-27 Catherine Place]; namely, amendment to the ground floor front window to provide a triple paned window.

Mansard roof extension to create second floor accommodation.

Enlargement of rear lightwells and erection of rear extensions at lower ground floor, use of garage as habitable accommodation and associated replacement of garage door with window, replacement windows in rear extension, replacement rooflights, erection of storage/plant enclosure to rear, erection of trellis to rear boundary wall, removal of tree in front garden; alterations to front gate and railings and associated landscaping as well as internal alterations across all levels. (Linked to 22/08125/LBC)

Enlargement of rear lightwells and erection of rear extensions at lower ground floor, use of garage as habitable accommodation and associated replacement of garage door with window, replacement windows in rear extension, replacement rooflights, erection of storage/plant enclosure to rear, erection of trellis to rear boundary wall, removal of tree in front garden; alterations to front gate and railings and associated landscaping as well as internal alterations across all levels. (Linked to 22/08124/FULL)