Planning applications in Marylebone

Basement And Ground Floor 37 Thayer Street London W1U 2QY

Display of one externally illuminated fascia sign measuring 0.425m x 19.6m.

26 Harcourt Street London W1H 4HW

Detailed drawings of the existing windows and proposed new windows and detailed drawings showing the alteration to the scheme pursuant to Conditions 3 and 4 of Listed Building Consent dated 26 June 2025 (RN24/04880/LBC)

Marylebone Road London

Installation of 1 no. 4G/5G cell antenna upon the existing Street Lamp unit. Installation of 2 no. radio units upon the existing Street Lamp unit. Installation of 1 no. BBU upon the existing Street Lamp unit and associated ancillary equipment. Works to be undertaken at Park Crescent Gardens, Marylebone Road, Marylebone, London, W18 1PE.

1 Chiltern Street London W1U 7PA

Reinstatement of roof structure, roof finishes and plant following fire on 14.02.25

Marylebone Road London

The installation of 1 no. 4G/5G cell antenna upon the existing Street Lamp unit. installation of 2 no. radio units upon the existing Street Lamp unit. The installation of 1 no. BBU upon the existing Street Lamp unit and associated ancillary equipment on Marylebone Road.

4 Mansfield Mews London W1G 9NL

Partial removal of existing roof to create new roof terrace, accessible via a new stair with 0.9m balustrade perimeter; new glazed screen to courtyard; new window to the South Elevation; replacement of external door with a window at south elevation; re-covering and reinsulation of roof pitch on the Mews road elevation; modifications to the Mews Elevation and the creation of an internal bin store; and internal alterations to create a new double-height living space and reconfiguring the layout to incorporate one bedroom, a kitchen, a shower room, and a WC. (Linked with 25/05100/LBC)

4 Mansfield Mews London W1G 9NL

Partial removal of existing roof to create new roof terrace, accessible via a new stair with 0.9m balustrade perimeter; new glazed screen to courtyard; new window to the South Elevation; replacement of external door with a window at south elevation; re-covering and reinsulation ofr oof pitch on the Mews road elevation; modifications to the Mews Elevation and the creation of an internal bin store; and internal alterations to create a new double-height living space and reconfiguring the layout to incorporate one bedroom, a kitchen, a shower room, and a WC. (Linked to 25/05099/FULL)

9 Cavendish Square London W1G 9DF

Installation of a non-mechanical louvre at lower ground floor level on the Chandos Street elevation.

7 Loxton Walk London W1U 8AZ

Use for a nail salon and beauty provider with ancillary refreshment provision (Class E (c)(iii)).

48 Blandford Street London W1U 7HU

Detailed drawings of the new external doors (1:10 including detailed section drawings) pursuant to condition 5 of listed building dated 1st July 2025 (RN:25/03150/LBC)

34 Devonshire Place London W1G 6JW

Details pursuant to condition 4(partial) of planning permission dated 19 June 2023 (RN: 22/03229/FULL), namely detailed drawings of the fan light. (Linked with 25/04713/ADLBC)

34 Devonshire Place London W1G 6JW

Details pursuant to condition 2(Part) of listed building consent dated 19 June 2023 (RN: 22/03230/LBC), namely detailed drawings of the fan light. (Linked with 25/04714/ADFULL).

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)

Basement And Ground Floor 45 Welbeck Street London W1G 8DZ

Details of any lath and plaster ceiling and cornices and method statement pursuant to Condition 6 (A and B) of Listed Building Consent dated 28 February 2025 (RN25/00197/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)

Basement And Ground Floor 45 Welbeck Street London W1G 8DZ

Details of elevations or sections of the proposed partition and door across the stair landing at rear ground floor level in the context of retained fabric pursuant to Condition 5 of listed building dated 26th September 2023 (RN:23/02384/LBC)

129 - 137 Marylebone Road London NW1 5QD

Details of approval of a final detailed Delivery, Servicing and waste Management Plan, Delivery, Service Plan and Travel Plan pursuant to part conditions 10, 21b, 21c of planning permission dated 1st August 2022 (RN 21/06044/FULL)

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)

19 Portland Place London W1B 1PX

Details of welsh slate, junctions of secondary slope to existing slope and top edge termination and specification of conservation rooflight pursuant to Condition 5 of planning permission dated 27 June 2024 (RN23/05916/FULL) (Linked Installation air conditioning units at roof level within plant enclosure; secondary glazing to all windows; replacement of two doors with fire-rated matching doors; and works to fire proof existing doors and the installation of a partition to the existing vault to fire proof a lift motor. (Linked with 24/05961/ADLBC)

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)

49 Marylebone Lane London W1U 2NT

Display of an externally illuminated fascia sign measuring 11cm x 180cm; and non-illuminated projecting sign measuring 40cm x 50cm.

129 - 137 Marylebone Road London NW1 5QD

Details of hard and soft landscaping scheme, soil and planting details, green roof details, and irrigation and maintenance strategy pursuant to Condition 23 of planning permission dated 28 November 2022 (RN: 21/06044/FULL)

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)

129 - 137 Marylebone Road London NW1 5QD

Details of hard and soft landscaping scheme, soil or other planting medium, green roofs, irrigation and maintenance strategy pursuant to Condition 23 of planning permission dated 28 November 2022 (RN:21/06044/FULL)