Planning applications in W1B

133 - 135 Regent Street London W1B 4HX

Retrospective application for replacement of ventilation grille at ground floor level. [Linked to 26/00519/LBC]

133 - 135 Regent Street London W1B 4HX

Retrospective application for replacement of ventilation grille at ground floor level; facade cleaning; installation of automated window and door opening mechanisms; terrazzo repair and cleaning; installation of fire lining; internal replastering; reinstatement of window architraves and associated works. [Linked to 26/00518/FULL]

19 Kingly Street London W1B 5PY

Internal alterations including the installation of a new tea point and sink at third floor level

Royal Institute Of British Architects 66 Portland Place London W1B 1AD

Details of the new external fire escape stairs, new pavement lights and supporting structure in the Weymouth Street lightwell,and the new or adjusted balustrades and railings,pursuant to condition 16 (part 4, 5, 6) of planning permission dated 11 June 2025 (RN: 25/01204/FULL)

Abercorn School 38 Portland Place London W1B 1LS

Internal alterations to 38 Portland Place throughout to change the use from sui generis (Institutional Use) to Class E office use throughout in connection with removal of link building between 38 Portland Place and 9 Cavendish Mews North at ground, first and second floors, formation of a new rear stair core to main building and new external fire escape stair. New terraces to office space in connection with plant space and the installation of air source heat pumps. Alterations to the front and rear facades of the mews building in connection with internal alterations to create new residential units and new plant space to mews roof level and new terrace spaces all in connection with the change of use of ground to first floors from sui generis (institutional use) and second floor Class E (office use) of 9 Cavendish Mews North to Class C3 residential use to form 3x 1 bedroom flats. (Part of a land swap with 1 Marylebone High Street and Moxon House). (Linked to 26/00352/LBC)

Abercorn School 38 Portland Place London W1B 1LS

Internal alterations to 38 Portland Place throughout to change the use from sui generis (Institutional Use) to Class E office use throughout in connection with removal of link building between 38 Portland Place and 9 Cavendish Mews North at ground, first and second floors, formation of a new rear stair core to main building and new external fire escape stair. New terraces to office space in connection with plant space and the installation of air source heat pumps. Alterations to the front and rear facades of the mews building in connection with internal alterations to create new residential units and new plant space to mews roof level and new terrace spaces all in connection with the change of use of ground to first floors from sui generis (institutional use) and second floor Class E (office use) of 9 Cavendish Mews North to Class C3 residential use to form 3x 1 bedroom flats. (Part of a land swap with 1 Marylebone High Street and Moxon House). (Linked to 26/00351/FULL)

20 Air Street London W1B 5AN

Installation of two rooftop condenser units.

20 Air Street London W1B 5AN

Installation of two rooftop condenser units.

254 Regent Street London W1B 3AA

Display of one LED display screen measuring 837mm x1462mm behind shopfront glass, one front lit letters only logo measuring 2800mm x 328mm installed on the inside of the glass, and vinyl stickers applied to the inside of the glass.

3 Kingly Court London W1B 5PW

Installation of a wall light over the entrance way with custom painted lettering, measuring 500mm x 300mm

3 Kingly Court London W1B 5PW

Removal of rear railings.

3 Kingly Court London W1B 5PW

Installation of two lights and a small boiler flue on the rear elevation at ground floor level.

Walmar House 296 Regent Street London W1B 3AP

Installation of new rotating entrance door and accessible door; removal of existing sliding entrance doors and internal lobby doors; installation of air curtain, new flooring, new lighting fixtures and new security gate. [Linked to 26/00056/FULL]

221 Regent Street London W1B 4NJ

"Display of 3 non-illuminated bronzed metal antique fret-cut letters fascia signs measuring 2160mm x 160mm and display of non-illuminated bronzed metal antique fret-cut letters , measuring 650mm x 550mm "

Walmar House 296 Regent Street London W1B 3AP

Installation of new rotating entrance door and accessible door; removal of existing sliding entrance doors and internal lobby doors; installation of air curtain, new flooring, new lighting fixtures and new security gate. [Linked to 26/00057/LBC]

221 Regent Street London W1B 4NJ

Internal alterations at ground and basement floor level.

20 Air Street London W1B 5AN

Installation of new plant on the main roof of the building.

The Langham 1C Portland Place London W1B 1JA

Installation of a temporary pergola within the courtyard facing Cavendish Place from 1st April 2026 to 30th September 2026

245 Regent Street London W1B 2EN

Internal and external alterations including new shopfronts and signage. (Linked to 25/09296/FULL)

245 Regent Street London W1B 2EN

Display of two externally illuminated projecting signs measuring 0.3m x 0.45m and one flag measuring 2.6m x 1.8m existing flagpole.

245 Regent Street London W1B 2EN

Alterations to shopfronts (Linked to 25/09297/LBC)

34 Portland Place London W1B 1LX

Use of 34 Portland Place primarily as the Ambassador's dwellinghouse, use of 73 New Cavendish Street as a Polish cultural centre and diplomatic premises, and associated alterations and extensions. [Linked to 25/09187/LBC]

1 Portland Place London W1B 1PR

Removal and replacement of an existing roof plantroom stairway through installation of a new roof plantroom stairway.

34 Portland Place London W1B 1LX

Use of 34 Portland Place primarily as the Ambassador's dwellinghouse, use of 73 New Cavendish Street as a Polish cultural centre and diplomatic premises, and associated alterations and extensions. [Linked to 25/09186/FULL]

L'ecole Internationale Franco-Anglaise 36 Portland Place London W1B 1LS

Removal of reciprocal means of escape shared between 34 Portland Place and 36 Portland Place and implementation of fire upgrades throughout 36 Portland Place to ensure compliance with current building regulations affecting educational institutions within listed buildings. Works incorporate removal of redundant fire escape doors, upgrades to existing door furniture, installation of partitions to create fire separation lobbies, installation of mechanical extract among other minor alterations (Linked to 25/09232/LBC)

L'ecole Internationale Franco-Anglaise 36 Portland Place London W1B 1LS

Removal of reciprocal means of escape shared between 34 Portland Place and 36 Portland Place and implementation of fire upgrades throughout 36 Portland Place to ensure compliance with current building regulations affecting educational institutions within listed buildings. Works incorporate removal of redundant fire escape doors, upgrades to existing door furniture, installation of partitions to create fire separation lobbies, installation of mechanical extract among other minor alterations (Linked to 25/09231/FULL)

The Langham 1C Portland Place London W1B 1JA

Display of 12 new canopies on Langham Place and replacement of 1x existing signwriting on entrance canopy at ground floor level. (linked with 25/09150/LBC)

The Langham 1C Portland Place London W1B 1JA

Installation of 12 x window canopies with signwriting and direct replacement of existing sign writing on entrance canopy at ground floor level (linked with 25/09160/ADV)

Basement To Mezzanine Floor 254 Regent Street London W1B 3AA

Replacement of existing internally hung illuminated logo and installation of new LED screens internally and installation of graphics on the inside of the store front.

63 - 65 Portland Place London W1B 1QR

Details of a management plan and details of an updated travel plan pursuant to Condition 6 and 7 of planning permission dated 16th June 2025 (RN: 25/02758/FULL)

Venture House 27 - 29 Glasshouse Street London W1B 5DF

Alteration of the basement layout; installation of CCTV cameras on the external elevations; reconfiguration of the Glasshouse Street reception areas; alterations to the dry riser arrangements; alterations to the Core 3 layout; changes to the proposed atrium rooflight, the terrace landscaping, and the omission of a small rooflight on level 7; and changes to the extent of demolition.

Venture House 27 - 29 Glasshouse Street London W1B 5DF

Amendment of planning permission dated 30th July 2024 (RN 24/02160/FULL) for the Comprehensive refurbishment of the buildings, in connection with use of all of the upper floors as office accommodation (Use Class E), erection of a setback rooftop extension, and a double mansard extension with new dormer windows to the Glasshouse Street elevation including new amenity terraces; alterations to Glasshouse Street chimneys and new plant equipment and screening; external alterations to Glasshouse Street facades including new retail shopfront, new office reception entrance and glazing, new service entrance and associated works; internal alterations including enlargement of the office reception at ground floor, infilling the atrium to provide additional office accommodation (Use Class E) at first floor, and the relocation of the goods corridor on the ground floor; and other associated works. NAMELY, integration of Glasshouse Street dry riser inlet into the glazing system; Minor amendment to location of office plate notional stairs and ramps; Omission of external wall lining; Minor amendment to Atrium Rooflight glass panel sizes; and omission of Level 7 rooflight.

Venture House 27 - 29 Glasshouse Street London W1B 5DF

Refurbishment of the existing timber-framed windows, including the replacement of window glazing.

40 Argyll Street London W1B 3BR

Detailed drawings and a bio-diversity management plan in relation to the planting at the roof terrace pursuant to condition 7 of planning permission dated 12 December 2023 (RN: 23/05907/FULL)

Venture House 27 - 29 Glasshouse Street London W1B 5DF

Detailed drawings of revised finish to ironmongery to match colour of window and revised handle design to reflect historic designs pursuant to condition 4 of listed building consent dated 29th July 2025 (RN:2503849/LBC)

Venture House 27 - 29 Glasshouse Street London W1B 5DF

Details of new shopfronts and external doors pursuant to condition 3 of listed building consent dated 20 June 2025 25/07749/LBC).

Venture House 27 - 29 Glasshouse Street London W1B 5DF

Amendments to planning permission dated 29th July 2025 (RN:25/03848/FULL) for replacement of the existing steel windows with a new bespoke windows including associated internal and external works, namely to incorporate six additional windows at fifth floor level on the Glasshouse Street façade

Venture House 27 - 29 Glasshouse Street London W1B 5DF

Replacement of six steel-framed windows at fifth floor level on the Glasshouse Street facade with a new bespoke heritage style window system and associated internal and external works.

Venture House 27 - 29 Glasshouse Street London W1B 5DF

Details of new shopfronts and external doors pursuant to condition 6 of planning permission dated 20 June 2025 (RN: 25/00846/FULL).

173 Regent Street London W1B 4JG

Display of graphics on glass panels measuring 1.62m X 1.8m.

173 Regent Street London W1B 4JG

Installation of shop window display.

52 Portland Place London W1B 1NH

Demolition, refurbishment, restoration and alterations to 52 Portland Place as well as removal of existing external condensers at basement, ground, third and fourth floor level and provision of new, consolidated plant and screening at basement and third floor level alongside other associated works. (Linked with 25/08376/FULL)

52 Portland Place London W1B 1NH

Demolition, refurbishment, restoration and alterations to 52 Portland Place as well as removal of existing external condensers at basement, ground, third and fourth floor level and provision of new, consolidated plant and screening at basement and third floor level alongside other associated works. (Linked with 25/08377/LBC)

310 - 312 Regent Street London W1B 3AU

Display of one internally illuminated projecting sign measuring 0.34m x 0.11m and one plaque sign measuring 0.2m x 0.45m. (Linked with 25/08154/LBC)

54 Regent Street London W1B 5AS

Display of internally illuminated nano-film LED screen measuring 1.02m X 2.57m, 2.27m X 2.57m and 2.4m X 1.13m to a Regent Street window, a Glasshouse Street window and one static rear-illuminated logo sign to a Regent Street window.

133 - 135 Regent Street London W1B 4HX

Installation of an outdoor heat recovery unit and three heat pumps within the allocated louvered plant space at second floor level. (Linked to 25/08233/FULL)

133 - 135 Regent Street London W1B 4HX

Installation of an outdoor heat recovery unit and three heat pumps within the allocated louvered plant space at second floor level. (Linked to 25/08234/LBC)

318 - 322 Regent Street London W1B 3BL

Display of one non illuminated black flag with white text logo measuring 2.4m x 1.2m. Linked with 25/08099/LBC

310 - 312 Regent Street London W1B 3AU

Installation of external signage to the retail unit. (Linked with 25/08246/ADV)

Argyll House 246 - 250 Regent Street London W1B 3BN

External fenestration refurbishment to Argyll House including minor enabling repairs to be carried out to the third, fourth and fifth floors. (Linked to 25/08150/FULL)