Planning applications in Marylebone

40 - 42 Chiltern Street London W1U 7QN

Installation of two wall mounted electric heaters, four wall lamps and two awnings.

41 Devonshire Place London W1G 6JY

Details of external and internal doors and proposed chimneypieces for Room B2-06 pursuant to condition 8(c,d) of listed building consent dated 28th July 2025 (RN: 24/08954).

57 - 59 Gloucester Place London W1U 8JH

Partial demolition, erection of rear lift shaft and erection of ground floor rear extension; Replacement of windows; Installation of plant machinery and access at roof level; Creation of terraces at ground and first floor levels; plus external repairs and refurbishment woks. (Linked with 25/06940/LBC)

57 - 59 Gloucester Place London W1U 8JH

Partial demolition, erection of rear lift shaft and erection of ground floor rear extension; Replacement of windows; Installation of plant machinery and access at roof level; Creation of terraces at ground and first floor levels; plus external repairs and refurbishment woks. Internal alterations, including new services; Changes to plan form; and extension of internal stair in No.59 to the 4th floor. (Linked with 25/06939/FULL)

21 Jacob's Well Mews London W1U 3DR

Conversion of the existing garage to additional living accommodation in association with dwellinghouse (Class C3); replacement of the garage door to incorporate opaque glazed panel, and provision of two secure cycle parking spaces.

52 Dorset Street London W1U 7NQ

Detailed drawings (1:10 and 1:5) of the new windows including sectional drawings showing the glazing bars pursuant to Condition 3 of planning permission dated 11 September 2025 (RN25/03519/FULL)

1 - 7 Harley Street London W1G 9QD

Details of supplementary noise report pursuant to Condition 16 of planning permission dated 25 November 2020 (RN20/03361/FULL)

36 Wigmore Street London W1U 2BP

Installation of two air conditioning units located on existing roof plant deck, concealed behind an existing plant screen.

Flat 4a Block 4 Portman Mansions Chiltern Street London W1U 6NS

2 x Shrub/Trees ? Reduce in height and lateral spread by 1-2 metres ? back to previous.

41 Devonshire Place London W1G 6JY

Details of proposed Chimney pieces for room B2-06 pursuant to Condition 8(D) of listed building consent dated 28th July 2025 (RN: 24/08954/LBC).

36 Wigmore Street London W1U 2BP

Installation of two air conditioning units located on existing roof plant deck, concealed behind an existing plant screen.

182 - 184 Edgware Road London W2 2DS

Variation of conditions 3 and 4 of planning permission dated 30 September 2021 (RN 20/05549/FULL and APP/X5990/W/21/3266795) for the use of the basement and ground floor as an adult gaming centre (sui generis). NAMELY, to allow extended opening hours between 7am and 6am every day, and revise the previously approved operational management plan to reflect the revised opening hours.

31 Oldbury Place London W1U 5PT

Relocation of the entrance door to the front elevation and new windows fitted to the side elevation and internal alterations.

78 Harley Street London W1G 7HJ

Internal alterations comprising 2 new door openings and a new fire door within communal corridor and infilling of door opening within partition wall at basement level

Methodist Church House 25 Marylebone Road London NW1 5JR

Detailed drawings of the railings and balustrading, including materiality pursuant to condition 15 of planning permission dated 2nd July 2024 (RN:24/02998/FULL)

31 Bryanston Square London W1H 2DT

Details of Service Runs pursuant to condition 6 of listed building dated 04 April 2025 (RN: 24/00731/LBC).

22 Seymour Place London W1H 7NJ

Retention of the existing extract duct with brick cladding and associated fans, and duct attenuation, along with the installation of three AC units within an acoustic enclosure at the rear ground-floor roof level.

41 Manchester Street London W1U 7LN

Details of how waste is to be stored on site and how materials for recycling will be stored separately and cycle storage pursuant to Conditions 7 and 8 of planning permission dated 8th April 2025 (RN: 24/06665/FULL).

Methodist Church House 25 Marylebone Road London NW1 5JR

Display of externally illuminated hoardings for temporary period from 01 November 2024 until 30 June 2026 (Retrospective application).

36 Devonshire Place Mews London W1G 6DD

Amendments to planning permission granted on appeal dated 27 February 2025 (RN:23/08700/FULL and APP/X5990/W/24/3351064) for Demolition of existing building and erection of replacement dwellinghouse (Class C3) over ground, first and second floor levels with rear balcony at first floor level; NAMELY, to increase external wall thickness, amend the wording of Condition 6, to make minor amendments to windows and the rear dormer, internal alterations and removal of one drainpipe.

1 Marylebone High Street London W1U 4DL

Detailed samples of the cladding for the rooftop pavilion pursuant to condition 4 of planning permission dated 18th June 2025 (RN: 24/08179).

2 Spanish Place London W1U 3HF

Detailed drawings of all new fireplaces and fireplace surrounds pursuant to condition 3 (c) of listed building consent dated 30th November 2022 (RN:22/05000).

1 Berkeley Mews London W1H 7AT

Details of new windows and doors pursuant to condition 9 of planning permission dated 22 May 2024 (RN: 23/07126/FULL).

28 Dorset Street London W1U 8AR

Detailed drawings including elevation and section drawings of the new front basement area steps pursuant to condition 5 of planning permission dated 22nd May 2024 (RN: 23/07147/FULL)

43 - 49 Harley Street London W1G 8BT

Installation of support beam for failing beam in room G11 ground floor of 45 Harley Street.

14 Wigmore Place London W1U 2LX

Replacement of front entrance door; installation of insulation to external walls; removal of an existing partition between the lounge and kitchen and replacement of internal doors; installation of slim line glazing to existing windows; new window to the rear first floor; replacement of rooflight and strengthening works to the buildings structure. (Linked with 25/06648/LBC)

14 Wigmore Place London W1U 2LX

Replacement of front entrance door; installation of insulation to external walls; removal of an existing partition between the lounge and kitchen and replacement of internal doors; installation of slim line glazing to existing windows; new window to the rear first floor; replacement of rooflight and strengthening works to the buildings structure. (Linked with 25/06647/FULL)

119 - 121 Baker Street London W1U 6RY

Variation of condition 5 of planning permission dated 9th October 2023 (RN:23/05841/FULL) for the Variation of Condition 5 of planning permission dated 23rd September 2021 (RN:21/05354/FULL) which in itself was a variation of a previous permission for the: Use of an area of the public highway measuring 1.2m x 11.0m for the placing of 4 tables, 16 chairs and 2 planters in connection with the existing ground floor use, to allow use of the public pavement may continue until 30 September 2025. NAMELY, to allow the use of the public highway to continue for a further 2 year period (Application under Section 73 of the Act)

Flat 2 68 Upper Berkeley Street London W1H 7QY

Internal alterations to the first floor flat with the inclusion of a new boiler flue penetrating the rear elevation.

1 Montagu Square London W1H 2LA

Installation of a replacement Portland stone step to match existing. Installation of reinforcing bars to horizontal mortar beds at basement and ground floor levels.

1 Gloucester Place Mews London W1U 8BA

Removal of the existing asphalt flat roof at first floor level and installation of a ventilated lead roof with other associated works.

63 - 65 Portland Place London W1B 1QR

Details of how waste is to be stored on site for both the education and residential use pursuant to Condition 5 of planning permission dated 16th June 2025 (RN:25/02758/FULL)

49 Gloucester Place London W1U 8JE

Installation of replacement window (BW1) at rear basement level. (Linked to 25/06068/LBC)

18 Molyneux Street London W1H 5HN

Details of the cleaning of the external elevations pursuant to Condition 4 (i) of Listed Building Consent dated 29 July 2025 (RN25/03923/LBC)

105A Crawford Street London W1H 2HU

Regulation 5 Notice of Intention to Install Fixed Line Broadband Apparatus to a Listed Building.

56 - 60 Weymouth Street London W1G 6NX

Installation of a green roof and external rooftop plant / machinery with associated acoustic enclosures, alongside fenestration alterations to accommodate louvres and ductwork, in connection with an MRI diagnostics centre.

Flat 4 Second Floor 66 Gloucester Place London W1U 8HW

Internal alterations to the second and third floor duplex property with the inclusion of a new boiler flue penetration to the rear addition.

47 Weymouth Street London W1G 8NE

Rear extension at basement level, alterations to rear flat roof areas and installation of a metal bridge and railings and other associated works in relation to the extension of the roof terrace at first floor level, internal alterations to each floor level

10 Nottingham Place London W1U 5ND

Amendments to planning permission dated 27th February 2020 (RN:19/09024/FULL) for, 'Alterations including the erection of a single-storey roof level extension with inset terrace along the Nottingham Place frontage, part-demolition of existing basement/ground floor to create a rear lightwell/patio area, erection of a rear extension and creation of a terrace at rear first floor level, installation of a replacement screen adjoining rear lightwell at second floor level with 8 Nottingham Place; all in connection with enlargement of existing dwelling house (Class C3)'; Namely, alterations to the rear elevation.

37 Brendon Street London W1H 5JE

Installation of external boiler flue to the front elevation of the property.

39 Brendon Street London W1H 5HD

Replacing external windows and doors, refinishing entrance steps and landing and refinishing entrance recess.

First Floor 15 Harley Street London W1G 9QQ

Re-orientation and screening of an existing air handling unit (AHU) located on the rooftop of the modern rear extension at 15 Harley Street.

First Floor 15 Harley Street London W1G 9QQ

Re-orientation and screening of an existing air handling unit (AHU) located on the rooftop of the modern rear extension at 15 Harley Street.

17 New Cavendish Street London W1G 9UA

Variation of Condition 2 of planning permission dated 12th February 1998 (RN: 97/05508/FULL) for, 'Use of basement and ground floor for class a3 food & drink purposes and installation of full height extract duct to rear'; Namely, to allow a food takeaway service (including collection by customers and delivery by third-party couriers) to operate between 08:00 and 22:30, Monday to Sunday within the restaurant's permitted opening hours, on a permanent basis. (Application under Secton 73 of the Act).

41 Devonshire Place London W1G 6JY

Detailed drawings of all new electrical service routes pursuant to condition 8 (E) of listed building dated 28th July 2025 (RN: 24/08954/LBC)

17 Welbeck Street London W1G 9XJ

Installation of five condenser units to internal lightwell and internal fan coil units with associated pipework, refurbishment works including repairs to external staircase, removal of non-original metal shutters to windows, reconstruct existing internal riser in fireproof material, replace non-original internal doors with panelled doors, replaced existing WCs, remove non-original internal glazing and rebuilt partition, insulation to roof, new partition to mansard roof. (Linked to 25/06437/FULL)

17 Welbeck Street London W1G 9XJ

Installation of five condenser units to internal lightwell and associated pipework and refurbishment works including repairs to external staircase. (Linked to 25/06438/LBC)

90 Gloucester Place London W1U 6HS

Installation of external plant equipment, internal air conditioning units, and the running of pipework within existing service routes, and associated external and internal alterations. (Linked to 25/06361/FULL)

9 Mansfield Street London W1G 9NZ

Use as building as a single family dwellinghouse (Class C3). External alterations including the installation of replacement windows and doors. Installation of garage doors in place of to two windows on the Mansfield Mews frontage, installation of replacement roof lights, removal of roof lights at main roof level, removal of cantilevered outrigger WC at rear first floor level, alterations to fenestration of the mews portion of the building facing the internal courtyard to mews portion of building. Reconstruct part of brick parapet, installation of plant at main roof level . [SITE INCLUDES 6 MANSFIELD MEWS]

9 Mansfield Street London W1G 9NZ

External alterations including the installation of replacement windows and doors. Installation of garage doors in place of to two windows on the Mansfield Mews frontage, installation of replacement roof lights, removal of roof lights at main roof level, removal of cantilevered outrigger WC at rear first floor level, alterations to fenestration of the mews portion of the building facing the internal courtyard to mews portion of building. Reconstruct port of brick parapet, installation of plant at main roof level. Internal alterations throughout [SITE INCLUDES 6 MANSFIELD MEWS]