Planning applications in Marylebone

6 Upper Wimpole Street London W1G 6LG

Details of method statement pursuant to condition 8 of appeal decision dated 22nd December 2025 APP/X5990/Y/25/3371071 (RN: 24/06469/LBC).

Portman Square London

Retention of park bench.

16 Beaumont Mews London W1G 6EJ

Variation of Condition 1 (approved plans) and Condition 2 (Code of Construction Practice) of planning permission 24/03039/FULL dated 19th February 2025 for the 'Excavation of single storey basement and demolition and replacement of the mews building with an additional mansard storey to provide additional residential floorspace including the installation of an air source heat pump at roof level (Class C3)'; namely to allow the development to be carried out in two phases and to secure the submission and approval of the Code of Construction Practice on a phase-specific basis. (Application under Section 73 of the Act).

8 Bentinck Street London W1U 2BJ

Detailed information about the overall external envelope design of the new extension (detailed elevations and sections at 1:20) pursuant to condition 4 (A) of planning permission dated 17th September 2025 (RN:25/02407/FULL)

8 Bentinck Street London W1U 2BJ

Detailed information about the overall external envelope design of the new extension (detailed elevations and sections at 1:20) pursuant to condition 4 (A) of planning permission dated 17th September 2025 (RN:25/02408/LBC)

72 - 75 Marylebone High Street London W1U 5JW

Detailed drawing of provision of plant screen enclosure; pursuant to condition 7 of planning permission dated 18th January 2024 (RN 23/08280/FULL)

6 Upper Wimpole Street London W1G 6LG

Details of methodology for tanking works to vaults pursuant to condition 8 of listed building consent dated 22 May 2025 (RN: 24/06678/LBC)

37 Harley Street London W1G 8QG

Installation of two air condenser units within acoustic enclosure to front lightwell and three fan coil units internally to ground floor level. (Linked with 26/03517/FULL)

37 Harley Street London W1G 8QG

Installation of two air condenser units within acoustic enclosure to front lightwell. (Linked with 26/03518/LBC)

Flat 2 St Davids House 16 New Cavendish Street London W1G 8UP

Internal refurbishment and refit of second floor flat; installation of external boiler flue to rear.

Flat 4 58 Montagu Square London W1H 2LS

Detailed drawings of the new doors pursuant to condition 3 of listed building consent dated 11th September 2025 (RN:25/04771).

33 Devonshire Mews West London W1G 6QF

Details of waste and recycling storage / sample of natural slate for roof pursuant to conditions 3 and 8 of planning permission dated 08 August 2023 (RN: 23/03331/FULL)

Basement And Ground Floor 69 Marylebone High Street London W1U 5JJ

Display of one internally illuminated fascia sign measuring 0.6m x 4.84m, one internally illuminated projecting sign measuring 0.6m x 0.6m, non illuminated vinyl to window measuring 0.7m x 0.3m, 0.53m x 0.36m and painting of the shopfront.

33 Devonshire Mews West London W1G 6QF

Details of sample of clear glass / sample of obscure glass for privacy screen pursuant to conditions 9 and 10 of planning permission dated 08 August 2023 (RN: 23/03331/FULL)

Forset Court Edgware Road London W2 2RD

Removal and replacement of existing three antennas with three new antennas, installation of two 300mm dishes, additional RRU units and ancillary works thereto.

7 Upper Wimpole Street London W1G 6LQ

To regularise the use of the site as one single planning unit or dwelling.

13 Harley Street London W1G 9QG

Details of new double-glazed windows at third and fourth floor levels pursuant to conditions 5 (7) of listed building consent dated 16 September 2025 (RN: 25/04782/LBC)

11 Montagu Mews South London W1H 7ER

Installation of replacement existing windows with double glazed units to improve the thermal performance of the property.

Flat 2 68 Upper Berkeley Street London W1H 7QY

Internal alterations to the first floor flat with the inclusion of a new boiler flue penetration to the rear addition. (Linked to 26/03378/FULL)

Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ

Refurbishment works to include: removal of the redundant swimming pool tank to facilitate the fitness suite at lower ground floor, relining the existing pool tank, installation of photovoltaics on the inner roof slope, removal of the existing roof lanterns and wind catchers in the sports hall to be replaced with new double glazed roof lanterns and wind catchers and installation of secondary glazing to all the windows in the sports hall, removal of roof lantern above swimming pool to be replaced with a new double glazed roof lantern, retention of the existing courtyard and internalisation of the lower ground level with a flat roof covering, removal of roof lanterns above the martial arts studio to be replaced with double glazed roof lanterns, removal and replacement of existing plant including new ductwork and flue, installation of roof plant enclosures, provision of external private roof terrace (restricted access), removal of existing roof lanterns to northwest and northeast of roof to be replaced with flat roof covering, removal and replacement of existing flat roof coverings, installation of access and maintenance gantries, ladders and stairs on roof, removal of windows to community studio and infill, minor internal alterations to walls and partitions to facilitate the reconfiguration of uses, installation of new handrail balustrades on 4 corner stairs of sports hall, improve accessibility with one lift in each core (4 lifts in total plus three platform lifts at first floor) and two new internal upper staircases on the eastern elevation plus two new internal staircases on the south-west of the first floor, external alterations to some windows, doors and fenestrations replacement of asphalt covering to perimeter lightwell with new covering, removal of some mosaic tiles to create level access to the sports hall flooring, removal and replacement of some ceiling, provision of new chemical delivery hoist from street level to lower ground floor at Bryanston Place.

Development Site At 38-70 Baker Street, 64-66 Blandford Street And 43-45 Dorset Street London

Detailed completed Appendix A checklist from the Code of Construction Practice, signed by the applicant and approved by the Council's Environmental Sciences Team pursuant to condition 3 of planning permission dated 4th April 2025 (RN:22/08200).

Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ

Amendments to planning permission dated 6th February 2024 (RN:23/07813/COFUL) for: 'Variation of condition 1 of planning permission dated 17 July 2023 (RN:23/02017/COFUL) for the Refurbishment and upgrade of the Seymour Centre to provide leisure, swimming pool, library, flexible community/office space, health and fitness studios, beauty treatment rooms and a cafe. Flexible use for leisure, community and events spaces (Sui Generis)'. Namely, to allow enlargement sprinkler tank, relocation of services, refurbishments and associated works at lower ground, ground, first and second floors. (Linked with 26/03371/COLBC)

Flat 2 68 Upper Berkeley Street London W1H 7QY

Internal alterations to the first floor flat with the inclusion of a new boiler flue penetration to the rear addition. (Linked to 26/03379/LBC)

Seymour Hall Swimming Baths Seymour Place London W1H 5TJ

Erection of flue on roof

10 Nottingham Place London W1U 5ND

Installation of two external air source heat pumps within acoustic enclosure located on rear roof at second floor level.

9 Upper Berkeley Street London W1H 7QA

Installation of a new boosted cold water system within the existing basement vault area, including replacement of the existing vault door with a painted timber louvred door to match existing.

9 Cavendish Square London W1G 9DF

Installation of CCTV cameras at Ground Floor; and louvres in place of existing windows at Lower Ground Floor (above existing doorset).

Methodist Church House 25 Marylebone Road London NW1 5JR

Details of appropriate arrangements to secure the following the provision of 3no. Sheffield stands to provide short stay cycle parking on Marylebone Road pursuant to condition 4 of planning permission dated 16th March 2026 (RN:25/08891/FULL)

8 Montagu Mews West London W1H 2EE

Roof extension, installation of air conditioning unit in an acoustic enclosure, alterations to the front and rear facades and associated works.

Hahnemann House 32 Welbeck Street London W1G 8EU

Alteration and improvement of existing heating and cooling to the Chapel through reinstatement of a working fan to dome, installation of fan coil units and an associated air source heat pump, removal of existing wall heating panels, and opening of fixed windows. (Linked to 26/03230/LBC)

Hahnemann House 32 Welbeck Street London W1G 8EU

Alteration and improvement of existing heating and cooling to the Chapel through reinstatement of a working fan to dome, installation of fan coil units and an associated air source heat pump, removal of existing wall heating panels, and opening of fixed windows. (Linked to 26/03229/FULL)

26 Upper Montagu Street London W1H 1RP

Erection of a one and a half storey rear extension tp enlarge HMO, installation of replacement windows and installation of balcony railings.

68 Edgware Road London W2 2EG

Alterations to shopfront. [Linked to 26/03224/ADV]

68 Edgware Road London W2 2EG

Display of two internally illuminated fascia signs measuring 0.35m x 1.77m; an internally illuminated menu case measuring 0.65m x 0.43m; and an internally illuminated projecting sign measuring 0.5m x 0.65m. [Linked to 26/03223/FULL]

Ground Floor 23 Wimpole Street London W1G 8GP

Internal alterations to lower ground floor flat.

69 - 71 Baker Street London W1U 6RB

Proposed new lightwell platform lift and associated new single leaf door into lightwell at lower ground level, with associated proposed replacement of section of stone wall with metal gate.

146 Edgware Road London W2 2DZ

Display of three vinyls to glazing measuring 1.6m x 4.03m, 1.6m x 1.34m and 1.6m x 4.675m.

11 Robert Adam Street London W1U 3HN

Installation of new secondary glazing to the internal faces of existing single glazed historic windows , including new double glazed timber windows to replace existing non historic windows. (Linked with 26/03100/FULL)

9 Bentinck Mews London W1U 2AN

Removal of condition 3 of planning permission dated 30th August 2007 (RN: 07/02886/FULL) for the Alterations including the erection of an additional storey in connection with conversion to two single family dwellings (Class C3) including a 3 bedroom house with integral garage at No.9 and a 2 bedroom house at No.10. Namely, to remove condition 3 which restricts the use of the garage to people living in the property.

6 Upper Wimpole Street London W1G 6LG

Details of root pruning / root pruning impact assessment pursuant to Conditions 13 and 14 of planning permission dated 23 May 2025 (RN: 24/06677/FULL)

30B Wimpole Street London W1G 8YB

Use of Basement, Ground, First and Second Floors for Medical Purposes (Use Class E (e)) for a temporary period of 20 years.

11 Robert Adam Street London W1U 3HN

Installation of new secondary glazing to the internal faces of existing single glazed historic windows , including new double glazed timber windows to replace existing non historic windows. (Linked with 26/03101/LBC)

66 Harley Street London W1G 7HD

Installation of two non-illuminated plaques, measuring 30cm x 20cm.

1 Portman Square London W1H 6DG

Installation of two new freestanding air conditioning condensers in acoustic enclosures installed at bottom of lightwell.

18 Seymour Street London W1H 7HU

Details of the repairs and upgrading of the rear oriel window pursuant to condition 5 of listed building consent dated 8th August 2023 (RN:23/02367).

St Mary's C Of E Primary School Enford Street London W1H 1DL

T1 - Magnolia grandiflora - Remove to ground level. Tree is very close to the building and is covering solar panels on the roof. T2 - Tree of heaven - reduce back to previous pruning points and remove basal growth to maintain size and reduce wind sail. From approx 14 metres to 10 metres. T3 - Tree of heaven - reduce back to previous pruning points and remove basal growth to maintain size and reduce wind sail. From approx 14 metres to 10 metres. T4 - olive tree - cut back from building to provide clearance and reduce shade on solar panels from approx 6 metres to 4 metres. T5 - Acer - reduce back to previous pruning points to maintain size and reduce wind sail. From approx 12 metres to 9 metres. T6 - Acer - reduce back to previous pruning points to maintain size and reduce wind sail. From approx 12 metres to 9 metres.

30 Weymouth Street London W1G 7BS

Retrospective installation of fan coil units to the ground and first floor, with erection of rear outdoor condensers and associated pipework and acoustic enclosure. [Linked to 26/02944/FULL]

30 Weymouth Street London W1G 7BS

Retrospective installation of fan coil units to the ground and first floor, with erection of rear outdoor condensers and associated pipework and acoustic enclosure. [Linked to 26/02945/LBC]

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 26/02956/LBC)

67 Gloucester Place London W1U 8JL

Internal alterations.