Planning applications in Marylebone

43 Welbeck Street London W1G 8DX

Alterations to the existing building to provide dual Office (Class E (g) and Healthcare (Class E (e)) floorspace at lower ground to third floor, comprising, rear extension and retrofit of existing outrigger and extension at lower-ground and first floor, internal alterations, creation of terraces and replacement and installation of external plant. (Linked to 26/02955/FULL)

8 Bentinck Street London W1U 2BJ

Details of a sample panel of new brickwork pursuant to condition 8 of planning permission dated 17th September 2025 (RN:25/02407/FULL)

45 Queen Anne Street London W1G 9JE

Installation of a quench pipe externally enclosed with a brick slip finish.

Flat 3 82 New Cavendish Street London W1G 9TA

Various internal alterations including removal and reconfiguration of partitions; rationalisation of bathroom and WC arrangements; reinstatement of previously obscured window opening; introduction of new joinery and kitchen fittings associated internal refurbishment works.

48 Gloucester Place Mews London W1U 8BD

Refurbishment and reconfiguration of existing mews dwelling including internal alterations, front elevation alterations, roof alterations, replacement windows and associated works.

Public House Prince Regent 71 Marylebone High Street London W1U 5JN

Insallation of one new pictorial panel to existing gibbet; Two sets of individual house name letters; One set of numbers; Two small menu cases, seven lanterns; and other associated works. Linked with 26/02572/ADV

Flat 8A Cheviot Court Luxborough Street London W1U 5BH

Replacement of six existing windows with new slimline double glazed units at second floor level.

10 Wythburn Court Seymour Place London W1H 7NS

The replacement of three rooflights with two lead clad dormers with full height windows and juliet balcony.

6 - 11 Harcourt Street London W1H 4AG

Upgrading of Fire doors and creation of fire separating lobbies between different use classes.

3 Great Cumberland Mews London W1H 7DZ

Removal of Condition 7 of planning permission dated 16th April 2026 (RN: 25/08713/FULL) to remove the requirement to secure measures to mitigate the potential increased demand for on-street residents car parking in the vicinity of the site.

8 Wimpole Street London W1G 9SP

London Plane Prune back to most recent previous reduction posts leaving shortened furnishing growth and 50% of internal fine branch structure. Excessive shading. Prudent, periodic tree management.

3 Great Cumberland Mews London W1H 7DZ

Details of appropriate arrangements to secure measures to mitigate the potential increased demand for on-street residents car parking in the vicinity of the site pursuant to condition 7 of planning permission dated 16th April 2026 (RN:25/08713/FULL)

Ground Floor 3 Fitzhardinge Street London W1H 6EF

Internal alterations including one new glazed partition off the existing space creating a new meeting room.

17 Welbeck Street London W1G 9XJ

Detailed drawings (scale 1:20 and 1:5) of the new doors, with key details and locations, including labelled and located photographs of existing to be replaced pursuant to condition 4 of listed building consent dated 3rd March 2026 (RN: 25/06438/LBC)

The Princess Grace Hospital 42 - 52 Nottingham Place London W1U 5NY

Relocation of existing plant and installation of new ATS plantroom at roof level with associated services route, cable ladder and louvres at rear to new ground floor substation (Oldbury Place).

48 Harley Street London W1G 9PU

Internal alterations in the form of new stud wall partitions to lower ground floor.

The Princess Grace Hospital 42 - 52 Nottingham Place London W1U 5NY

The proposed works comprise of the installation of two antenna frames supporting four antennas on offset brackets, one supporting pole supporting two antennas, along with cabinet platform supporting four equipment cabinets and antically development thereto including twentyfour Remote Radio Units (RRU's) and 1.1m handrailing to be installed.

Flat 3 Bryanston Court 133 George Street London W1H 7HA

Like-for-like replacement of nine windows.

Flat 1 46 Wimpole Street London W1G 8SD

Replacement of 3 bottom sashes. [Linked to 26/02726/LBC]

Flat 1 46 Wimpole Street London W1G 8SD

Replacement of 3 bottom sashes. [Linked to 26/02725/FULL]

41 Manchester Street London W1U 7LN

Detailed Structural Report and existing structural timberwork with a method statement for the eradication of any identified dry or wet rot such as may be necessary pursuant to conditions 9 and 10 of listed building consent dated 15th October 2025 (RN:25/04417).

119 - 121 Baker Street London W1U 6RY

Display of four externally illuminated fascia signs, two measuring 0.375m x 0.6m, and two measuring 0.15m x 2.275m; an internally illuminated fascia sign measuring 0.735m x 0.735m; two internally illuminated projecting signs measuring 0.6m x 0.6m. [Linked to 26/02664/FULL]

113 Gloucester Place London W1U 6JR

Use of the first to fourth floors as 5 self-contained flats (Class C3). Reconfiguration of the ground and first floor to create a four bedroom family flat. Reconfiguration of the upper floors to create an independent separate two bedroom flats on second and on third floor. (Linked with 26/02675/LBC)

113 Gloucester Place London W1U 6JR

Use of the first to fourth floors as 5 self-contained flats (Class C3). Reconfiguration of the ground and first floor to create a four bedroom family flat. Reconfiguration of the upper floors to create an independent separate two bedroom flats on second and on third floor.(Linked with 26/02674/FULL)

65 Marylebone High Street London W1U 5JE

Removal of rear timber extension and re-roofing to 3 properties.

28 Bryanston Square London W1H 2DT

Installation of secondary glazing to the internal reveals of existing historic single glazed timber windows.

23 Montagu Square London W1H 2LF

Submission of a post-commissioning noise survey pursuant to Condition 7 of planning permission dated 26th February 2025 (RN: 25/01296/FULL).

2 Portman Square London W1H 6LA

Display of one internally illuminated fascia sign measuring 0.91m x 5.2m.

62 Wigmore Street London W1U 2SA

Display of one moveable A-Board to the front of the property measuring 1600x720mm.

27 Wyndham Street London W1H 1DD

Repairs to the basement and lower ground floor

29 Gloucester Place London W1U 8HT

Installation of lightweight metal stud partitions finished with plasterboard and a skim coat to 2nd , 3rd and 4th floor offices.

41 Manchester Street London W1U 7LN

Detailed drawings of new and retained floor, ceiling and wall construction and coverings with detailed build ups and locations proposed impact on existing historic fabric e.g. joists, floor construction, etc (Method statement), new tanking and waterproofing at basement floor showing key details with historic fabric, and detailed specification and Existing cornices, skirtings, picture rails, dado rails and proposed new reinstatements- current location, extent of retention, methods of repair/conservation, replication and new internal doors including sections and associated joinery showing key junctions, with detailed door schedule, existing retained and relocated door schedule with associated joinery and locations pursuant to conditions 6 (a, b and f) and 12 of listed building consent dated 15th October 2025 (RN:25/04417).

41 Manchester Street London W1U 7LN

Details of new coordinated service routes generally, showing distribution and proposed impact on existing historic fabric e.g. joists, floor construction, ventilation, wall and ceilings and details of reflected ceiling plans (scale 1:20 and 1:5) showing light fittings etc and coordinated integrated services, indicating new or retained existing ceiling constructions pursuant to discharge of condition 6 (Part C and E) of listed building consent dates 15th Ocober 2025 (RN: 25/04417/LBC).

32 Devonshire Mews West London W1G 6QF

Details of samples and specifications of the facing materials to be used, including glazing, and elevations and roof plans annotated to show where the materials are to be located and detailed drawings of new doors, windows and garage doors pursuant to discharge of condition 3 and 5 of planning permission dated 4th June 2025 (RN: 25/01162/FULL).

Public House Prince Regent 71 Marylebone High Street London W1U 5JN

Display of a non-illuminated projecting sign measuring 1.2m x 0.9m; two externally illuminated projecting sign 0.22m x 4.366m; a non-illuminated fascia sign measuring 0.27m x 0.38m; two internally illuminated menu cases measuring 0.377m x 0.29m; and seven internally illuminated lanterns measuring 0.6m x 0.3m.

31 Crawford Place London W1H 4LL

Display for a temporary period of six months of a non-illuminated 'to let' board attached to the railings in front of the building at street level and measuring 0.6 x 0.45m.

33 Robert Adam Street London W1U 3HP

Variation of condition 3 of planning permission dated 19th February 2024 (RN:23/06458/FULL) for the removal of facades at Ground & First; New Entrance, with stone features, glazed facade, new entrance doors, and new planters; Replacement of windows; New louvred shutters to South-facing windows; Replacement MEP services and associated plant; New cycle storage in basement; Upgrade to internal offices; New roof covering & insulation and associated works. NAMELY, to allow the roof area shown on drawing 0950-GAR-A-0155-P04_PROP_RF can be used for the installation of photovoltaic (PV) panels, to reduce energy demand from the grid and improve the building.

10 Bryanston Mews West London W1H 2DD

Retention of one external air conditioning unit and installation of louvred timber enclosure at rear lower-ground-floor level.

Public House Prince Regent 71 Marylebone High Street London W1U 5JN

Internal reconfiguration to the ground floor bar, dining areas, new counter elements, including removal of internal screens and partitions. (Linked to 26/02562/FULL)

Public House Prince Regent 71 Marylebone High Street London W1U 5JN

Installation of new external brass lantern light fittings and brass drinks shelf to ground floor elevations and installation new fixed seating, booth seating within ground floor areas. (Linked to 26/02563/LBC)

58 Queen Anne Street London W1G 8HW

Details of schedule of salvaged materials and details of their reuse, or disposal where damaged beyond reuse pursuant to condition 3 of listed building dated 26th June 2023 (RN:22/08486/LBC)

58 Queen Anne Street London W1G 8HW

Details of schedule of salvaged materials and details of their reuse, or disposal where damaged beyond reuse pursuant to condition 15 of planning permission dated 26th June 2023 (RN:22/08485/FULL)

45 Gloucester Place London W1U 8JE

Installation of secondary glazing to existing timber sliding sash windows.

95 - 99 Baker Street London W1U 6RN

Alterations to the exterior of the building including replacement of external cladding materials to front elevation; and other associated works.

58 Queen Anne Street London W1G 8HW

Detailed supplementary acoustic report pursuant to condition 8 of planning permission dated 26th June 2023 (RN:22/08485).

26 Manchester Street London W1U 4DJ

Installation of a new conservation rooflight, replacement of single glazing in all windows with slimline double glazed units, installation of steel framed external deck to garden and replacement and extension of existing safety roof line, including new roof access window. [Linked to 26/02116/LBC]

Moxon Street London

Display of full colour graphic images measuring 2.2m x 42.8m on Aybrook Street, Moxon Street and Cramer Street for a temporary period.

44 Chiltern Street London W1U 7QP

Installation of two external air conditioning condenser units positioned at ground floor level, on top of the existing light well roof.

9 - 9A Marylebone High Street London W1U 4NW

Display of a non-illuminated banner measuring 2m x 9m suspended on catenary wires at two locations along Marylebone High Street for a temporary period from 21 May 2026 to 15 June 2026.

69 - 71 Baker Street London W1U 6RB

Installation of new entrance door and fan light replacing existing window at rear ground floor of No. 69.