40 - 46 Brook Street West End London W1K 5DB

This site has had 3 applications since 2025: 2 approved, 0 refused.

• 26/01472/ADFULL Granted

  40 - 46 Brook Street West End London W1K 5DB

  Detailed design and construction method statements for all of the ground floor structures, foundations and basements and for any other structures below ground level, including piling, any other temporary or permanent installations and for site investigations which accommodate the location and of the Crossrail structures including temporary works and mitigate the effects on Crossrail, of ground movement arising from development; and method statement to include arrangements to secure that, during any period when concurrent construction is taking place of both the permitted development and of the Crossrail structures and tunnels in or adjacent to the site of the approved development, the construction of the Crossrail structures and tunnels is not impeded, pursuant to Conditions 45 and 46 of planning permission dated 19 April 2023 (RN: 22/04610/FULL) (PART APPROVAL - HOTEL PHASE ONLY)

  Decided 25 Mar 2026 Full applications
• 25/08197/LBC Awaiting decision

  40 - 46 Brook Street West End London W1K 5DB

  Excavation to deepen the basement level under nos 40-46 Brook Street; raising height of fourth-floor ceilings in the rear townhouses (nos. 42-46 Brook Street) and installation of three plant decks with localised structural penetrations to accommodate supporting beams; installation of new external plant equipment and associated enclosures at roof levels, and erection of a lightweight pergola at first-floor level between the townhouses and the mews building, together with two new roof lanterns at ground floor level; replacement of non-original windows at ground and second floor of no. 40 Brook Street, alongside other elevation alterations at ground floor level; reinstatement of historical features, internal and external alterations including localised fabric removal, installation of a corner turret and side gables; and other associated works. (Linked with 25/08366/NMA)

  Submitted 11 Nov 2025 Heritage and listed buildings

1. 8 Sep 2025

   Received by Westminster

2. 30 Oct 2025

   Decision issued: Application Permitted

3. 21 Jul 2026

   Added to PlanIndex

Westminster granted permission on 30 October 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 40 - 46 Brook Street West End London W1K 5DB

  26/01472/ADFULL Submitted 9 Mar 2026 50 yards away

  Detailed design and construction method statements for all of the ground floor structures, foundations and basements and for any other structures below ground level, including piling, any other temporary or permanent installations and for site investigations which accommodate the location and of the Crossrail structures including temporary works and mitigate the effects on Crossrail, of ground movement arising from development; and method statement to include arrangements to secure that, during any period when concurrent construction is taking place of both the permitted development and of the Crossrail structures and tunnels in or adjacent to the site of the approved development, the construction of the Crossrail structures and tunnels is not impeded, pursuant to Conditions 45 and 46 of planning permission dated 19 April 2023 (RN: 22/04610/FULL) (PART APPROVAL - HOTEL PHASE ONLY)

  Granted Full applications 9 docs

• Claridges Hotel 47 - 57 Brook Street West End London W1K 4HR

  25/07265/FULL Submitted 8 Oct 2025 50 yards away

  Replacement of shopfronts and balustrades, and facade repair works including replacement stone finishes to ground and first floor of the art deco facade. (Linked with 25/07266/LBC)

  Granted Full applications 27 docs

• Claridges Hotel 47 - 57 Brook Street West End London W1K 4HR

  25/07266/LBC Submitted 8 Oct 2025 50 yards away

  Replacement of shopfronts and balustrades, and facade repair works including replacement stone finishes to ground and first floor of the art deco facade. (Linked with 25/07265/FULL)

  Granted Heritage and listed buildings 22 docs

• 10 South Molton Street London W1K 5QJ

  25/07137/ADLBC Submitted 3 Oct 2025 50 yards away

  Details of shopfront to South Molton Lane and vents in facades pursuant to Condition 3a 1 (part) and 3a 6 of listed building consent dated 1 September 2025 (RN: 25/03046/LBC)

  Granted Conditions Windows or glazing 8 docs

• 10 South Molton Street London W1K 5QJ

  25/08003/ADLBC Submitted 4 Nov 2025 50 yards away

  90% historically approved · decision due ~30 Dec

  detailed drawings and method statements of all works to restore and/or relocate any chimneypieces and fire grates pursuant to condition 8 of listed building consent dated 1st September 2025 (RN:25/03046).

  Awaiting decision Conditions 5 docs

• 10 South Molton Street London W1K 5QJ

  26/02557/ADLBC Submitted 17 Apr 2026 50 yards away

  90% historically approved · decision due ~12 Jun

  Detailed drawings of new windows pursuant of Condition 3 a (Part 2) of listed building consent dated 1st September 2025 (RN:25/03046).

  Awaiting decision Conditions Windows or glazing 5 docs

• 26/04878/LBC Decided

  34 Grosvenor Street London W1K 4QU

  Internal works to facilitate the subdivision of 34 Grosvenor Street and 3 Three Kings Yard

  Received 21 Jul, published by the council 1 Aug 2026 Heritage and listed buildings
• 26/06299/LBC Awaiting decision

  Apartment 33 24 Park Crescent London W1B 1AA

  Alterations to internal partitions, door openings, doors and floor finishes.

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/06305/LBC Awaiting decision

  33A Dean Street London W1D 4PP

  Installation of new concrete slab with drainage channels at basement level and new fire surround in B.01.

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/06318/LBC Awaiting decision

  124 Hamilton Terrace London NW8 9UT

  Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06317/FULL)

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/04141/LBC Decided

  80E Randolph Avenue London W9 1BG

  Replacement of sashes in two front windows at 2nd floor level and one rear window with slimline double glazed timber sashes. (Linked with 26/04142/FULL)

  Received 23 Jun, published by the council 21 Jul 2026 Heritage and listed buildings