Planning applications in Marylebone

29 Queen Anne Street London W1G 9HU

Replacement of a window on the rear elevation with a door and internal alterations, including installation of a slab and alterations to floor structure at lower ground floor level and installation of partions at second and third floor levels. (Linked with 25/04705/FULL)

29 Queen Anne Street London W1G 9HU

Replacement of a window on the rear elevation with a door. (Linked with 25/04706/LBC)

6 Seymour Mews London W1H 6BE

Details of Code of Construction Practice pursuant to Condition 3 of planning permission dated 05 September 2024 (RN24/02777/FULL)

Harcourt Arms 32 Harcourt Street London W1H 4HX

Replacement Roof and removal of rooflight. (Linked to 25/03738/LBC)

6 Upper Wimpole Street London W1G 6LG

Details of Trees - method statement pursuant to Condition 11 and 12 of planning permission dated 23 May 2025 (RN24/06677/FULL)

Car Parking Spaces Heron Place 3 George Street London W1U 3QG

Variation of condition 5 of planning permission dated 02 September 1964 (RN: 101822/C) for the: The redevelopment, in two stages, of the sites of 4-11 Thayer Street, 1-7 George Street and 17-19 Jacobs Well Mews, St. Marylebone, the erection of a building of basement, ground and seven floors over, use as car parking in the basement, shops on the ground floor, offices the first floor and flats on the second to seventh floors, on the George Street/Thayer Street frontage, an, as the second stage, a [ILLEGIBLE] storey building use as maisonettes, with car parking on the ground floor on the Jacobs Well Mews frontage with light grey mosaic finish lieu of the Portland Stone shown on drawing no. 901/6. NAMELY, to allow all of the basement car park in the basement to be used by non-occupiers of the building.

Flat 2 13 Montagu Street London W1H 7EX

Installation of airbrick to front elevation, new secondary glazing, reconfiguration, acoustic flooring and fixtures and fittings throughout. (Linked with 25/04425/FULL)

63 Blandford Street London W1U 7HR

Erection of mansard roof extension with three new front dormers, two rear dormers (one dormer window and one dormer door), raising height of chimney by 330mm, installation of 6 over 6 pane slimline double glazed timber sash windows, installation of photovoltaic panels at roof level. (Linked to 25/04450/LBC)

63 Blandford Street City Of Westminster London W1U 7HR

Erection of mono-pitched and sheer roof extension to rear with two sash windows and a single timber door to the rear, raise chimney height by 330mm, installation of six over six pane slimline double glazed timber sash windows and installation of new roof top photovoltaic panels and associated internal alterations. (Linked to 25/04451/FULL)

63 Blandford Street City Of Westminster London W1U 7HR

Erection of mono-pitched and sheer roof extension to rear with two sash windows and a single timber door to the rear, raise chimney height by 330mm, installation of six over six pane slimline double glazed timber sash windows and installation of new roof top photovoltaic panels and associated internal alterations. (Linked to 25/04452/LBC)

41 Manchester Street London W1U 7LN

Internal and external alterations, and installation of air source heat pump and plant machinery at roof level, to reflect amendments to 24/06666/LBC, namely, Redesign of internal accommodation at ground and first floor levels.

Flat 2 13 Montagu Street London W1H 7EX

Installation of airbrick to front elevation, new secondary glazing, reconfiguration, acoustic flooring and fixtures and fittings throughout. (Linked with 25/04426/LBC)

63 Blandford Street London W1U 7HR

Erection of mansard roof extension with three new front dormers, one dormer window (replace existing) and one dormer door to the rear, raising height of chimney by 330mm, installation of 6 over 6 pane slimline double glazed timber sash windows, installation of photovoltaic panels at roof level (Linked to 25/04449/FULL)

55 Baker Street London W1U 8EW

Refurbishment of the building including partial demolition and extension of upper levels to enlarge an existing mixed-use building comprising office (Class E(g)), gymnasium (Class E(d)) and retail/food and beverage (Class E(a)-(b)) with soft and hard landscaping, pedestrian and vehicle access, cycle parking, public realm, plant and other works associated with the development.

7 Montagu Mews North London W1H 2JU

Demolition of existing dwelling and replacement with a new three bedroom dwelling (Class C3) comprising three floors plus basement with private terrace at second floor with Air Source Heat Pump (ASHP) and planting.

4 Devonshire Close London W1G 7BA

Substantial demolition of the building including the replacement of the front elevation and roof with the addition of solar panels, alterations to the fenestration to the front and rear elevations, construction of a new basement level and other associated development. [amended description, additional information and updated plans]

51 Upper Montagu Street London W1H 1FQ

Internal alterations including lowering of the floor level to the lower ground floor; Installation of replacement modern windows with slimline double-glazed units; external alterations to front and rear elevations to reinstate window baskets; installation of an air source heat pump and replacement of existing railings at main roof level; erection of the rear extension at lower ground floor level to include a green roof; and other associated works.

18 Molyneux Street London W1H 5HN

Removal of roof tanks, chimney masonry & flaunching repairs, brickwork cleaning (DOFF Steam Cleaning,) brickwork repairs, stitching and repointing, soil stack renewal, front railings restoration, replacement of sashes with heritage slimline glazing (Linked 25/03923/LBC)

51 Upper Montagu Street London W1H 1FQ

Internal alterations including lowering of the floor level to the lower ground floor; Installation of replacement modern windows with slimline double-glazed units; external alterations to front and rear elevations to reinstate window baskets; installation of an air source heat pump and replacement of existing railings at main roof level; erection of the rear extension at lower ground floor level to include a green roof; and other associated works.

5 Harcourt Street London W1H 4HA

Details of photographic schedule reinstatements of internal features pursuant to condition 5 of listed building consent dated 22 May 2024 (RN: 22/02064/LBC).

5 Harcourt Street London W1H 4HA

Details of a photographic schedule with annotated floor plans to show the works have been completed pursuant to Condition 3 of planning permission dated 10th April 2024 (RN:23/08852/LBC)

2 Manchester Square London W1U 3PA

Detailed information of the extent of replacement and repaired floors and ceilings, including floorboards, plasterwork and underlying timber structure (a detailed Conservation Method Statement, to incorporate detailed marked-up floor and reflected ceiling plans at 1:20) pursuant to Condition 5(B) of listed building dated 28th November 2023 (RN: 23/05939/LBC)

2 Manchester Square London W1U 3PA

Detailed information of works to preserve and/or record any historic flooring layers discovered during the excavation of the existing basement floor (a detailed Conservation Method Statement, to include a detailed photographic and written analysis of what is found, and detailed existing and proposed floor build-up sections at 1:10) pursuant to Condition 5 (D) of listed building dated 28th November 2024 (RN:23/05939/LBC)

2 Manchester Square London W1U 3PA

Detailed information of the new rooflights (detailed plans, elevations and sections at 1:20, plus finishes schedule, and manufacturer's product details as applicable) pursuant to Condition 5 (A) of listed building dated 28th November 2024 (RN:23/05939/LBC)

34 Devonshire Place London W1G 6JW

Detailed drawings of the fan light, balustrades, glass floor,metal stairs and doors pursuant to Condition 4 of planning permission dated 19th June 2023 (RN:22/03229/FULL)

34 Devonshire Place London W1G 6JW

Detailed drawings of the fan light, balustrades, glass floor, stairs and doors pursuant to Condition 2 of listed building dated 19th June 2023 (RN:22/03230/LBC)

33 - 34 Devonshire Street London W1G 6PY

Display for a temporary period of six months of a non-illuminated estate agent's board measuring 0.6m x 0.45m (Renewal Notice)

33 - 34 Devonshire Street London W1G 6PY

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

12 Wimpole Mews London W1G 8PF

Replacement garage door, in addition to new internal partitions within one of the garages to provide a fire evacuation route for the new MR Linac facility at 79-81 Harley Street. (Linked wth 24/03878/FULL)The new garage door has been designed to match the appearance of the existing roller garage door but will be side hinged and open outwards into the mews in accordance with fire regulations. The doors will only be opened for emergency evacuation purposes ??? there are existing single yellow lines along the mews which ensure safe egress. The existing (and proposed) doors are currently blue and will be painted in light grey to match and better harmonize with the rest of the mews. The proposal is considered far more appropriate than the previously consented scheme from 2005 (reference 05/02253/FULL and 05/02254/LBC). The proposal also includes for small new internal partitions (and lining) within the garage building to provide for a fire resistant route from existing services such as a gas meter and associated pipework as required by fire regulations ??? as seen on the submitted floor plan. The mews building itself is within the curtilage of 79-81 Harley Street but has no historic fabric or merit itself ??? this notwithstanding, no demolition is proposed, other than the replacement of one garage roller door.

12 Wimpole Mews London W1G 8PF

Replacement garage door, in addition to new internal partitions within one of the garages to provide a fire evacuation route for the new MR Linac facility at 79-81 Harley Street. (Linked to 24/03879/LBC)

9 Cavendish Square London W1G 9DF

Detailed drawings and a bio-diversity management plan in relation to the green wall to include construction method, layout, species and maintenance regime pursuant to Condition 7 of planning permission dated 8th November 2022 (RN:22/06159/FULL)

22 Weymouth Street London W1G 7BN

Details of all works for restoration of the library pursuant to Condition 4 of listed building consent dated 12 September 2023 (RN: 23/03767/LBC).

22 Weymouth Street London W1G 7BN

Details of all works for restoration of the library pursuant to Condition 4 of listed building consent dated 12 September 2023 (RN: 23/03767/LBC)

Ground Floor And First Floor 11 Devonshire Place London W1G 6HT

Installation of air conditioning units to the rear courtyard; renewal of M&E services and internal AC units, fire protection measures to doors, floors and walls; replacement of existing modern doors with fire resistant doors; removal of non-original partitioning, new bathrooms, shower room and kitchen including lowered ceilings; draft proofing to existing windows and installation of secondary glazing; and enclosing the existing lift within glazed cladding. (Linked with 23/03450/LBC)

Second Floor Flat 11 Devonshire Place London W1G 6HT

Details of secondary glazing, skirtings, cornices, architraves and amended reflected ceiling plans showing areas of ceiling to be replaced/repaired pursuant to conditions 4 and 6 of listed building consent dated 20 December 2022 (RN: 22/07393/LBC)

York Mansions Chiltern Street London W1U 5AL

Amendments to planning permission dated 15th July 2021 (RN: 21/03563/COFUL) for 'replacement of 6 flat entrance doors with compliant fire doors' NAMELY, alteration in style of the proposed doors and replacement of additional doors.

Emmanuel Kaye House 37 Devonshire Street London W1G 6QA

Amendments to planning permission dated 31 May 2022 (RN: 22/01656/FULL) for, 'Installation of two new louvred doors to west elevation and single louvered panel to south elevation in association with the installation of a UKPN transformer and switch room within the ground and basement floors of Emmanuel Kaye House'; Namely; to amend the approved development with the removal of the permitted single steel louvred door on the buildings western elevation and also seek to amend the description of development to reflect the change to the proposals.

82 Harley Street London W1G 7HN

Details of new cornicing, skirting and architraves, all new doors and windows, new fireplaces and fireplace surrounds, proposed new lightwell balcony balustrade, fan coil unit joinery; and (photographs of) samples of the materials pursuant to conditions 4 and 6 of planning permission dated 28th February 2022 (RN: 21/06380/LBC)

82 Harley Street London W1G 7HN

Details pursuant to Conditions 8 and 9 of planning permission dated 28 February 2022 (RN: 21/06379/FULL), namely the submission of detailed drawings of all new external doors and the proposed lightwell balcony balustrade and (photographs of) samples of the materials you will use for works in the front lightwell including plans annotated to show where the materials are to be located.

22 Baker Street London W1U 3BW

Details pursuant to Condition 5 & 6 of planning permission dated 22nd April 2022 (RN: 22/01420/FULL), namely the submission of details drawings of the rooflights and PV panels at main roof level.

Development Site At Former Westcourt House Old Marylebone Road London

Detailed drawings of approved windows pursuant to condition 7 part (i) of planning permission granted at appeal dated 17th December 2019 (RN: 17/04194/FULL).

39 Marylebone High Street London W1U 4QQ

Amendments to planning permission 21st June 2022 (RN: 22/01190/FULL) Erection of a rear mansard style roof extension to enlarge dwelling (Class C3) and installation of new double-glazed windows on front and rear elevations of the building. NAMELY; installation of an additional conservation roof light and the use of lead at new flat roof level.

14 Sherlock Mews London W1U 6DT

Details pursuant to Condition 11 of planning permission dated 19 July 2018 (RN:18/02233/FULL); Namely details of Plant Noise Impact Assessment.

10 Devonshire Close London W1G 7BA

Amendments to planning permission dated 17 November 2021 (RN: 21/03064/FULL) for, 'Erection of a replacement building over enlarged lower ground floor, ground floor and first and second floor level, with a two-storey closet wing to the rear at lower ground and ground floor level, for use as a single-family dwelling (Class C3). Creation of terrace at rear second floor level. Installation of PVs at main roof level and plant within an acoustic screen at rear ground floor level'; NAMELY, to revise the description of development to: 'Demolition of existing building and erection of a replacement building over enlarged lower ground floor, ground floor and first and second floor level, with a two-storey closet wing to the rear at lower ground and ground floor level, for use as a single-family dwelling (Class C3). Creation of terrace at rear second floor level. Installation of PVs at main roof level and plant within an acoustic screen at rear ground floor level'.

6 Mandeville Place London W1U 2BQ

Amendments to planning permission dated 04 December 2019 (RN: 19/06876/FULL) for Variation of Condition 1 and 6 of planning permission dated 31 May 2019 (RN: 19/00910/FULL) for: Extension and reconfiguration of ground and lower ground floors of the Hotel to create additional floorspace beneath a new atrium for conference and event purposes; creation of new retail unit and a reconfiguration of existing restaurant facing Marylebone Lane with alterations to the ground floor facades; amalgamation of a 1 and 2 bed residential unit at first floor level of No 4 & No 6 Mandeville Place and a rear first floor extension to create a family sized residential unit. Use of ground and lower ground floors of No.4 Mandeville Place as Class D1; NAMELY, to vary the description of development and the addition of the following condition No 29 : "Other than the amalgamated residential unit and additional hotel floorspace, the development hereby permitted shall comprise a retail unit (Class E(a)) and restaurant (Class E(b)) at lower ground and ground floor fronting Marylebone Lane and use of the ground and lower ground floor of no.4 Mandeville Place as Medical Services under Class E (e)."

6 Mandeville Place London W1U 2BQ

Amendments to planning permission 4th September 2017 (RN: 17/05634/FULL) Variation of condition 1 of planning permission dated 30 July 2015 (RN 13/07548/FULL) for the alterations and extensions to rear annexe building of The Mandeville Hotel comprising two storey infill extension at ground and mezzanine levels, two storey extension at the podium element, front and side extensions to tower element and a ninth floor roof extension to provide 38 additional bedrooms at upper floor levels (Class C1) and a flexible commercial unit (Use Class A1/A2/A3) at ground and mezzanine floor level. Relocation of plant to podium and tower roof. NAMELY, to vary the description of development and the addition of the following condition No 22 : 'The development hereby permitted shall comprise alterations and extensions to the rear annexe building to provide 38 additional bedrooms at upper floor levels and use of the ground and mezzanine floorspace beneath the tower on Hinde Street as Flexible Use Class E (a), (b) or (c)'.

83 Marylebone High Street London W1U 4QW

Display of non-illuminated estate agent board measuring 0.9m x 0.6m to be attached to the building at ground floor level, for a temporary period of six months.

Montagu Court 27-29 Montagu Square London W1H 2LG

Installation of 6no. antennas, 1no. 300mm dish and 1no. 600mm dish and 3no. cabinets on the roof of the building within a GRP shroud and development ancillary thereto.

6 - 14 Mandeville Place London W1U 2BQ

Confirmation that the planning permission dated 4 September 2019 (RN:19/04732/FULL) for the "Erection of rear extensions at ground to fourth floor level and new service lift at rear of 6-14 Mandeville Place. Use of basement level of 2 Hinde Street as a hotel bar and use of ground floor of 2 Hinde Mews as hotel restaurant/bar (in connection with the existing hotel). Continued retail use of 2 Hinde Street at ground floor level, dual alternative retail/office use at first floor and residential at second and third floors, along with associated internal alterations and installations of ventilation ducts at rear mezzanine roof level" has been lawfully implemented for the purpose of Section 56 of the Town and Country Planning Act (1990) (as amended).

Seymour Hall Swimming Baths Seymour Place London W1H 5TJ

Installation of a pool cover to swimming pool.