Planning applications in W1H

Flat 3 54 Montagu Square London W1H 2LP

Internal layout alterations and associated works.

1 Berkeley Mews London W1H 7AT

Installation of planters, outdoor furniture, projecting signage, wall-mounted lights and photocell, a post box, an intercom system and a CCTV to the front facade of 1 & 2 Berkeley Mews.

1 Seymour Street London W1H 7JW

Display of non illuminated other sign measuring 2.315m X 1.712m, 12.59m X 0.32m and internally illuminated other sign 1.24m X 3.27m,

51 Harrowby Street London W1H 5EF

Replacement of two first floor Balconette style Balconies on the front facade of the building matching the ornate design of the balconies on the adjoining property.

7 Homer Street London W1H 4NU

Retention of window to the north side elevation, window to the rear elevation and rooflight at roof level (retrospective).

26 Seymour Street London W1H 7JA

Removal of existing fixed door and reinstatement of new fire rated timber door.

11 Upper Berkeley Street London W1H 7QB

Installation of two toof anchor points to the existing roof.

23 Upper Berkeley Street London W1H 7QQ

Installation of three new safety anchor points to the main roof.

2 Fitzhardinge Street London W1H 6EE

Internal upgrades and repairs. Replacement and relocation of WCs and kitchenettes, introduction of cycle store, showers and end of trip facilities, minor amendments to internal walls and door locations, localised external repair and redecorations and general thermal upgrades including double glazing and replacement plant. (Linked to 26/05537/FULL)

2 Fitzhardinge Street London W1H 6EE

Internal upgrades and repairs. Replacement and relocation of WCs and kitchenettes, introduction of cycle store, showers and end of trip facilities, minor amendments to internal walls and door locations, localised external repair and redecorations and general thermal upgrades including double glazing and replacement plant. (Linked to 26/05538/LBC)

Flat 1 91 York Street London W1H 4QE

The addition of two juliet balconies and french windows at rear ground floor level. (Linked to 26/05528/FULL)

Flat 1 91 York Street London W1H 4QE

The addition of two juliet balconies and french windows at rear ground floor level. (Linked to 26/05529/LBC)

Flat 2 5 Bryanston Square London W1H 2DH

Removal of defective and partial lath and plaster infill between joist to separating floor to flat below and replace with fire and acoustic rated infill to current regulations.

16 Bryanston Mews East London W1H 2DB

Installation of an air source heat pump within an acoustic enclosure on the flat roof at rear first floor level.

16 Bryanston Mews East London W1H 2DB

Installation of an air source heat pump and air conditioning condenser unit within acoustic enclosures on the flat roof area at rear first floor level.

16 Bryanston Street London W1H 7EF

Installation of louvres to front elevation. (Site include 1-9 Seymour Street)

1 The Court House 165 Seymour Place London W1H 4PU

Installation of waterproofing system to the existing lead flat roofs

18 Seymour Street London W1H 7HU

Details of new vault doors pursuant to condition 3 of listed building consent dated 01 April 2026 (RN: 26/01486/LBC)

14 - 22 Old Quebec Street London W1H 7AF

Display of two internally illuminated fascia signs measuring 1.00m x 2.77m and 0.16m x 2.18m; six non illuminated flags each measuring 1.00m x 0.90m; and two non illuminated banners measuring 2.30m x 0.46m.

18 Seymour Street London W1H 7HU

Installation of external lighting to the front entrance and front basement lightwell, entry touch panel and proximity reader within the reveal of the entrance doorway. (Linked with 26/05009/FULL)

18 Seymour Street London W1H 7HU

Installation of external lighting to the front entrance and front basement lightwell, entry touch panel and proximity reader within the reveal of the entrance doorway. (Linked with 26/05010/LBC)

43 - 45 Portman Square London W1H 6LY

Amendments to planning permission dated 22 April 2026 (Ref: 25/06153/FULL) for, 'Partial demolition of the existing roof and removal of plant equipment; construction of a roof extension providing new office (Class E) floorspace with associated external amenity spaces and plant equipment; refurbishment of the existing building, including infilling of the existing atrium; alterations to the existing façade; provision of cycle parking spaces and end of journey facilities, and all associated and ancillary works'; NAMELY, to amend the wording of Condition 27 to allow basement demolition work to proceed in advance of sustaianble drainage construction drawings being approved.

16 - 18 Montagu Place London W1H 2BQ

Details of Appendix A checklist from the Code of Construction Practice; pursuant to condition 16 of planning permission dated 1st September 2025 (25/04620/FULL)

Flat 1 8 Upper Montagu Street London W1H 2PB

Replacement of existing windows with timber slimline double-glazed windows, including two bay windows, and replacement of lower ground floor French doors with a double-glazed casement window. (Linked to 26/04890/LBC)

Flat 1 8 Upper Montagu Street London W1H 2PB

Replacement of existing windows with timber slimline double-glazed windows, including two bay windows, and replacement of lower ground floor French doors with a double-glazed casement window. (Linked with 26/04889/FULL)

14 Seymour Street London W1H 7HT

Replacement of the existing roof asphalt roof to the rear terrace of the ground floor flat with bitumen roofing felt including porcelain paving tiles on pedestals.

Church Of The Annunciation Bryanston Street London W1H 7AH

Installation of solar photovoltaic panels to the south pitch of the nave roof, associated inverters and batteries on the west roofs, and improvements to the external safe roof access arrangements.

43 - 45 Portman Square London W1H 6LY

Details of accurate and verified estimates of the 'Be Seen' energy performance indicators for the Development as outlined in chapter 3 (Planning Stage) of the Be Seen Guidance pursuant to condition 33 (A) of planning permission dated 7th April 2025 (RN:24/04987/FULL)

21 New Quebec Street London W1H 7SA

Formation of new openings in the structural party walls between Nos. 21 and 22 at basement and ground floor levels to create a continuous retail unit. New dumwaiter to 22. Reinstatement of historic nibs and downstands. No. 21, Replacement of stair balustrades. Plastering and decoration of exposed brickwork in 22 basement. Refurbishment of existing timber floor boards. No. 21 and 22: Installation of new more efficient mechanical and electrical services. Removal of non-original partitions and finishes. Repair and redecoration of existing suspended ceilings at ground floor level. Refurbishment of existing timber sash and casement windows with addition of internal security bars and internal shopfront security barriers. Works to vaults to allow dry storage. Installation of security and fire safety systems to allow safe operation across all three properties. [Linked to 26/04622/FULL] [SITE INCLUDES 20 AND 22 NEW QUEBEC STREET]

21 New Quebec Street London W1H 7SA

Formation of new openings in the structural party walls between Nos. 21 and 22 at basement and ground floor levels to create a continuous retail unit. New dumwaiter to 22. Reinstatement of historic nibs and downstands. No. 21, Replacement of stair balustrades. Plastering and decoration of exposed brickwork in 22 basement. Refurbishment of existing timber floor boards. No. 21 and 22: Installation of new more efficient mechanical and electrical services. Removal of non-original partitions and finishes. Repair and redecoration of existing suspended ceilings at ground floor level. Refurbishment of existing timber sash and casement windows with addition of internal security bars and internal shopfront security barriers. Works to vaults to allow dry storage. Installation of security and fire safety systems to allow safe operation across all three properties. [Linked to 26/04623/LBC] [SITE INCLUDES 20 AND 22 NEW QUEBEC STREET]

First To Third Floor 7A Wyndham Place London W1H 1PN

Structural floor levelling works and internal layout alterations within the existing unit at 7a Wyndham Place, including associated refurbishment and installation of new air conditioning, the roof will be altered to form a new flat roof section finished in lead to accommodate external condensing units and the associated plant.

Basement And Ground Floor 11 Seymour Place London W1H 5AN

Display of non illuminated vinyl window display measuring 1.8m x 0.7m, 1.8m x 0.7m, 0.4m x 0.82m, 0.97m x 0.675m with an art installation of 5 vinyls on the external ground floor windows in partnership with the Baker Street Quarter Partnership and University of Westminster for a temporary period of one year from 1 July 2026 until 1 July 2027.

20A New Quebec Street London W1H 7RZ

Display of non illuminated vinyl window display measuring 1.905m x 1.38m, 1.22m x 0.66m, 1.91m x 1.38m, 1.97m x 1.26m with an art installation of 25 vinyls on the external ground floor windows in partnership with the Baker Street Quarter Partnership and University of Westminster for a temporary period of one year from 1 July 2026 until 1 July 2027.

Flat 2 5 Montagu Square London W1H 2LA

Installation of secondary glazing to existing historic single glazed timber windows. Replacement of existing window with new timber double glazed unit.

Flat 2 5 Montagu Square London W1H 2LA

Installation of secondary glazing to existing historic single glazed timber windows. Replacement of existing window with new timber double glazed unit.

16 Bryanston Street London W1H 7EF

Details of a management plan; pursuant to condition 5 of planning permission dated 7th October 2025 (RN: 25/05733)

49 Molyneux Street London W1H 5JD

T1 Pyracantha (Pyracantha spp.) Carry out a reduction and reshape of the Pyracantha, selectively pruning back to suitable growth points to create a neat, compact and well-balanced form. Works shall include the removal of excessive and wayward growth whilst maintaining healthy foliage cover and the shrub's natural screening and ornamental characteristics. Reason for works: Regular tree maintenance

48 Molyneux Street London W1H 5JD

T2: Robinia (Robinia pseudoacacia). Cut back the overhanging branches of the Robinia by approximately 1.5-2.0 metres to suitable pruning points. The branches overhanging into neighbouring property 49 Molyneux Street London W1H 5JD. Reason for works: General tree maintenance.

Wetherby Preparatory School 48 Bryanston Square London W1H 2EA

Internal alterations comprising the installation of a toilet pod, kitchenette, suspended acoustic panels and associated classroom fit-out within the existing ground floor drama room.

50 Montagu Square London W1H 2LW

Replacement of areas of roof covering with slate tiles to match existing, and replacement of localised areas of flashing to the roof.

37 Great Cumberland Place London W1H 7TD

Details of method statements for proposed refurbishment of existing historic fabric including balconies, balustrades , brickwork, stone work and stairs, cornicing and plaster work pursuant to condition 3 (Part h) of listed building consent dated 15 October 2020 (RN: 20/03651/LBC).

37A Great Cumberland Place London W1H 7TD

Demolition and rebuild of front facade, reconstruction of the roof structure, replacement of all windows with timber sash to match the original glazing patterns (all windows to have slimline glazing), reconstruction of front balcony, re-tanking of basement floor, drainage remedial works and internal refurbishment/reinstatement works. (Linked to 26/04290/LBC)

Flat 4 25 Bryanston Square London W1H 2DS

Erection of single storey rear extension on existing terrace, enlargement of rear window and internal alterations. [Linked to 26/04262/LBC]

37A Great Cumberland Place London W1H 7TD

Demolition and rebuild of front facade, reconstruction of the roof structure, replacement of all windows with timber sash to match the original glazing patterns (all windows to have slimline glazing), reconstruction of front balcony, re-tanking of basement floor, drainage remedial works and internal refurbishment/reinstatement works. (Linked to 26/04289/FULL)

Flat 4 25 Bryanston Square London W1H 2DS

Erection of single storey rear extension on existing terrace, enlargement of rear window and internal alterations. [Linked to 26/04261/FULL]

4 Crawford Place London W1H 5NB

Removal of existing external roller shutter and replacement with new 'chain link' style grille to the shopfront.

Ground Floor Front 3 Fitzhardinge Street London W1H 6EF

Installation of a new stud partition wall with glazed screen and single glazed door, sub-dividing the existing single room into two separate rooms.

43 - 45 Portman Square London W1H 6LY

Amendments to planning permission dated 22 April 2026 (RN: 25/06153/FULL) for the variation of Condition 1 of planning permission dated 7th April 2025 (RN: 24/04987/FULL) for, 'Partial demolition of the existing roof and removal of plant equipment; construction of a roof extension providing new office (Class E) floorspace with associated external amenity spaces and plant equipment; refurbishment of the existing building, including infilling of the existing atrium; alterations to the existing façade; provision of cycle parking spaces and end of journey facilities, and all associated and ancillary works'; Namely,the retention of existing cores, the infilling of atria, the provision of additional rooflights to the western 3rd floor terrace, layout changes at ground and lower ground levels and changes to some windows on the eastern façade and retention of existing first floor windows, resulting in single storey full height glazing to the retail frontages along Orchard Street (Application under Section 73 of the Act); NAMELY rooftop plant screening; enlargement of lift overrun; adjustments to PV layout; reconfiguration of Level 10 north façade with doors and panels; consolidation and removal of blue roofs at Levels 10 and 8; enlargements of SW stair roof with addition of vent for pressurisation; updating of south façade windows with discreet vents; alerations to NW mansard for maintenance access; addition of additional louvres for building services.

71 York Street London W1H 1BJ

Details of new safety railings pursuant to condition 4 of planning permission dated 28 March 2025 (RN: 25/00679/FULL). (Linked with 26/03983/ADLBC)

71 York Street London W1H 1BJ

Details of new safety railings pursuant to condition 4 (a) of listed building consent dated 28 March 2025 (RN: 25/00680/LBC). (Linked with 26/03952/ADFULL)