Planning applications in W1G

130 Harley Street London W1G 7JZ

Alterations to the existing building to provide: (i) installation of external plant at ground and lower ground floor; (ii) installation of fan coil units at ground and second floor; (iii) minor internal refurbishment to ground floor. (Linked to 26/07057/LBC)

130 Harley Street London W1G 7JZ

Alterations to the existing building to provide: (i) installation of external plant at ground and lower ground floor; (ii) installation of fan coil units at ground and second floor; (iii) minor internal refurbishment to ground floor. (Linked to 26/07056/FULL)

25 Devonshire Street London W1G 6PQ

Alterations to shopfront design including new awning and ventilation grilles; repair and replacement of lower ground ventilation in the form of luxcrete panels; removal of cellar doors; erection of plant and ventilation to rear; and rear window and door replacement and infill.

33 Devonshire Mews West London W1G 6QF

Confirmation of lawful commencement of works in accordance with planning permission (RN 23/03331/FULL)

128 Harley Street London W1G 7JT

Installation of external plant at rear ground and lower ground floor; layout reconfiguration lower ground and installation of medical sinks; installation of fan coil units at lower ground and second floor; fire separation improvements between ground and lower ground floor; and replacement of non-original doors with fire safe alternatives. (Linked with 26/06855/FULL)

128 Harley Street London W1G 7JT

Installation of external plant at rear ground and lower ground floor; layout reconfiguration lower ground and installation of medical sinks; installation of fan coil units at lower ground and second floor; fire separation improvements between ground and lower ground floor; and replacement of non-original doors with fire safe alternatives. (Linked with 26/06856/LBC)

24 Upper Wimpole Street London W1G 6NE

Confirmation that the pottery studio at front lower ground floor level is lawfully part of the main dwellinghouse (Class C3).

16 Beaumont Mews London W1G 6EJ

Details of a detailed Circular Economy Statement and details of a Site Waste Management Plan pursuant to condition 6 and 11 of planning permission dated 9th September 2026 (RN:26/03548/FULL)

2 Harley Street London W1G 9PB

Installation of an external condenser unit at roof level and fan coil units to the first-floor offices, with associated pipework. (Linked to 26/06792/LBC)

2 Harley Street London W1G 9PB

Installation of an external condenser unit at roof level and fan coil units to the first-floor offices, with associated pipework. (Linked to 26/06791/FULL)

22 Harley Street London W1G 9PL

External alterations to the front, side and rear elevations, and erection of a rear infill extension.

21 Westmoreland Street London W1G 8PN

Details of revised terrace screening pursuant to condition 8 of planning permission dated 17th April 2025 (24/07696/FULL)

6 Upper Wimpole Street London W1G 6LG

Sample panel of brickwork; pursuant to condition 10 of planning permission dated 22nd May 2025 (24/06468/FULL) as allowed by (APP/X5990/Y/25/3371070)

6 Upper Wimpole Street London W1G 6LG

Details of a sample panel of brickwork, built on site, which shows the colour, texture, face bond and pointing pursuant to condition 4 of listed building dated 23rd May 2025 (RN: 24/06469/LBC) granted at appeal dated 22nd December 2025 (RN:25/00101/HBREF)

55 Wimpole Street London W1G 8YL

Removal of existing Luxcrete/glazed pavement-light panels and associated metal surrounds; installation of a continuous waterproofing system beneath the entrance landing; associated structural repairs; temporary lifting and reinstatement of existing stone entrance steps; and reinstatement of the mosaic entrance surface to match the existing design and appearance. (Linked to 26/06560/FULL)

55 Wimpole Street London W1G 8YL

Removal of existing Luxcrete/glazed pavement-light panels and associated metal surrounds; installation of a continuous waterproofing system beneath the entrance landing; associated structural repairs; temporary lifting and reinstatement of existing stone entrance steps; and reinstatement of the mosaic entrance surface to match the existing design and appearance. (Linked to 26/06561/LBC)

62 Wimpole Street London W1G 8AJ

Alterations to the existing building to provide minor reconfiguration of plan form at lower ground, replacement and installation of external plant, installation of medi-sinks and WC, installation of secondary glazing, drylining and replacement of existing heating. (Linked to 26/06523/FULL)

62 Wimpole Street London W1G 8AJ

Alterations to the existing building to provide minor reconfiguration of plan form at lower ground, replacement and installation of external plant, installation of medi-sinks and WC, installation of secondary glazing, drylining and replacement of existing heating. (Linked to 26/06524/LBC)

56 - 60 Weymouth Street London W1G 6NX

Amendments to planning permission dated 31st October 2025 (RN: 25/06552/FULL) for 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. Namely, to amend the wording of condition 6 which relates to biodiversity management plan to allow it to be discharged prior to occupation.

9 Cavendish Square London W1G 9DF

Installation of louvre grille in place of existing above-door glass panels on the lower ground floor.

47B Welbeck Street London W1G 9XN

Alterations to the existing building comprising the provision of dual Office (Class E(g)(i)) and Healthcare (Class E(e)) accommodation from lower ground to third-floor levels; installation of external plant and enclosure at roof level; installation of slimline glazing to existing windows at lower ground, second and fourth floors; replacement of existing single-glazed third-floor windows with double-glazed units; removal of roof hatches and installation of a rooflight and service opening; and alterations to the lower ground floor lightwell.

37 Harley Street London W1G 8QG

Detailed of the proposed fan coil units and service drawing plans and a method statement in relation to the installation of the intenal and external units pursuant to conditions 3 and 4 of listed building consent dated 18th August 2026 (RN: 26/03518/LBC).

141 Harley Street London W1G 6BQ

Installation of new sesame lift into existing front entrance steps. (Linked with 26/06341/FULL)

141 Harley Street London W1G 6BQ

Installation of new sesame lift into existing front entrance steps. (Linked with 26/06342/LBC)

141 Harley Street London W1G 6BQ

Variation of Condition 1 of planning permission dated 22 December 2016 (RN: 16/05372/FULL) for: Demolition of mews buildings at 28 and 29 Devonshire Mews West and lower ground and ground floor link building at the rear of 141 Harley Street and the erection of new building to include a three storey basement to the rear of the site in connection with the use of the 141 Harley Street and the lower ground and ground floor of 143 Harley Street for Class D1 medical purposes; installation of a new passenger lift to the rear of 141 Harley Street and installation of plant. (Site includes excavation part way under the pavement of Devonshire Mews West and use swap with 126 Harley Street) namely, to allow creation of party wall openings at basement, ground and first floors; insertion of a platform lift within No. 143 from basement to first floors; partial infilling of the rear basement area; and other minor adjustments to plan form. (Linked with 26/06290/LBC)

141 Harley Street London W1G 6BQ

Internal alterations and openings at basement, ground and first floors as well as the insertion of a platform lift within 143 from basement to first floors, the partial infilling of the rear basement area and other minor adjustments to plan form. (Linked to 26/06340/FULL)

53 Wimpole Street London W1G 8YH

Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)

53 Wimpole Street London W1G 8YH

Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06249/FULL)

3A Devonshire Mews South London W1G 6QW

Replacement of three existing windows facing onto rear internal courtyard with timber framed double glazed casement windows.

Flat 3 82 New Cavendish Street London W1G 9TA

Detailed drawings of all new window linings/shutters drawn at 1:10 with full size moulding sections and all new chimneypieces drawn at 1:10 pursuant to condition 3 of listed building dated 23rd July 2026 (RN:26/02861/LBC)

129 Harley Street London W1G 6BA

Details of facade cleaning (method statement); new stone steps and balustrade; works of cleaning and repair to each chimney piece; new service and service routes; method statement for lifting, numbering and relaying existing original floor boards; and method statement for re-pointing, indicating mortar mix pursuant to condition 5 of listed building consent dated 21 November 2024 (RN: 24/06851/LBC)

Fourth Floor 2 Cavendish Square London W1G 0PU

Installation of internal secondary glazing to the 4th-floor windows, with internal reversible, non-destructive fixings into the window reveals, and slimline units to maintain background ventilation and prevent interstitial condensation.

41 Devonshire Place London W1G 6JY

Reinstatement of metal access stair within the lightwell of the townhouse and the new metal access stair within the lightwell to the lower ground floor flat in the Link building. (Linked with 26/05973/FULL)

41 Devonshire Place London W1G 6JY

Reinstatement of metal access stair within the lightwell of the townhouse and the new metal access stair within the lightwell to the lower ground floor flat in the Link building. (Linked with 26/05974/LBC)

Flat 6 39 Wimpole Street London W1G 8YE

Installation of a replacement timber rooflight at main roof level. (Linked with 26/05602/LBC)

3 Cavendish Square London W1G 0LB

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

14 Cavendish Square London W1G 9DB

Details of doors (external) showing adjoining fabric and key details, windows showing adjoining fabric and key details, sliding roof lights above stair leading to roof terrace showing adjoining fabric and key details, works to the vaults, including any tanking and all sides of roof access leading to roof top terrace to be solid not glazed pursuant to conditions 3 (Part 1,2,3 and 6) and Condition 9 of Listed Building Consent dated 11th March 2026 (RN: 25/07887/LBC).

14 Cavendish Square London W1G 9DB

Details of railings showing adjoining fabric and key details, including detailed drawings with historic building commentary of proposals, including decorative schemes to the rooms behind the front facade, hall, principal stair and stair volume and front external light well. This should include fireplaces, decorative joinery, decorative plaster work and floorboards; pursuant to condition 3(part4,7) of Listed Building consent dated 11th March 2026 (25/07887/LBC)

14 Cavendish Square London W1G 9DB

Details of photographs and specification of facing materials; external doors, windows, sliding roof lights, and railings; and all sides of roof access pursuant to conditions 21, 25 and 26 of planning permission dated 11 March 2026 (RN: 25/07886/FULL). (Linked with 26/05855/ADLBC)

25 - 26 Wimpole Street London W1G 8GL

Replacement of existing rear windows and French doors with double-glazed windows and French doors.

Underground Car Park Cavendish Square London W1G 0PG

Details of Site Environmental Management Plan pursuant to condition 3 of planning permission dated 24 May 2022 (RN: 19/08460/FULL).

2 Mansfield Street London W1G 9NZ

Installation of full fibre cables on and through the building.

Flat 6 39 Wimpole Street London W1G 8YE

Installation of a replacement timber rooflight at main roof level. (Linked with 26/05899/FULL)

Flat 4 33 Wimpole Street London W1G 8GU

Replacement of six front windows and two rear windows. (Linked with 26/05572/LBC)

Flat 4 33 Wimpole Street London W1G 8GU

Replacement of six front windows and two rear windows. (Linked with 26/05571/FULL)

1 Welbeck Street London W1G 0AR

Installation of ventilation ductwork, intake ducts and louvres. (Land To The Rear Of 1-2 Welbeck Street)

3 Cavendish Square London W1G 0LB

Internal fit out of office space on the fourth and fifth floor level.

1 - 7 Harley Street London W1G 9QD

Display of non-illuminated advertisement panels on the existing hoardings located on the Harley Street and Wigmore Street facades, for a temporary period until 31.8.2027.

Underground Car Park Cavendish Square London W1G 0PG

Amendments to planning permission dated 24th May 2022 (RN:19/08460/FULL) for Demolition and erection of above ground structures in conjunction with the use of an underground car park (Sui Generis) as a flexible mixed use commercial development comprising uses within the following use classes A1-A5, B1,B2, B8, C1, C2, D1, and D2 along with the excavation of a 4th basement level, new entrances and associated landscaping and highways works to provide up to 25,953 sqm (GIA) of floorspace. Namely, a series of updated drawings relating to the southern entrance, gardeners pavilion, northeast pavilion, and the extent of pavement lights and grilles.

12 Devonshire Street London W1G 7AB

T1 - London Plane (rear) - Large courtyard tree extending over adjacent buildings and gardens - Remove deadwood throughout crown - Carry out an aerial inspection of tree canopy to visually inspect for Massaria app and remove affected branches if found - Prune to clear client's building and ensure 2m clearance minimum.