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
• 25/06401/LBC Granted

  40 - 46 Brook Street West End London W1K 5DB

  Minor works to the external party wall between 40-46 Brook Street and 48 Brook Street, minor works to the parapet of 48 Brook Street and other associated works.

  Decided 30 Oct 2025 Heritage and listed buildings

1. 11 Nov 2025

   Received by Westminster

2. 17 Nov 2025

   Validated

   Checked as complete and ready for consideration.

3. 20 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 12 January 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Westminster took a median of 66 days over the applications it decided in the last year.

• 25/08366/NMA Awaiting decision

  Development Site Bound By Brook Street, Davies Street And South Molton Lane (excluding 58 Davies Street) And 10, 15-25, 27 And 42 South Molton Street London

  Amendments to planning permission dated 19 April 2023 (RN: 22/04610/FULL) for, 'Part demolition, excavation (including beneath Davies Mews), erection of new buildings and alterations to existing buildings comprising: redevelopment of 60 Brook Street; redevelopment of 48, 50, 56 and 58 Brook Street and 16 Davies Mews behind retained Brook Street facades, including the partial dismantling and reinstatement and partial like for like replacement of portico entrance at 48-50 Brook Street; redevelopment behind retained and partially reconstructed facade at 52-54 Brook Street; refurbishment with alterations and addition of turret and gables at 40-46 Brook Street and 40 South Molton Lane; redevelopment behind retained Davies Mews and South Molton Lane elevations and alterations to the street level including the dismantling and reinstatement of the roof and associated works at 1-7 Davies Mews and 28-30 South Molton Lane; refurbishment and alterations at 50 Davies Street; refurbishment with alterations and partial demolition and redevelopment of upper floors at 52-54 Davies Street; redevelopment behind reconstructed and extended facade at 56 Davies Street (including the removal and reinstatement of certain building features), and Brookfield House (44-48 Davies Street and 62 and 64 Brook Street); part demolition of ground floor and refurbishment at 10 South Molton Street; refurbishment and alterations at 15-25, 27 and 42 South Molton Street; all to provide a development of up to 9 storeys including Class B1 (Business), Class A1 (Shops), Class A3 (Restaurant and Cafes), Class A4 (Drinking Establishment), composite use comprising public house and guest accommodation (sui generis), Class C3 (Dwelling houses), Community Infrastructure and Facilities, and Class C1 (Hotel) uses, improvements to public realm and pedestrian routes, servicing, ancillary plant and storage, cycle parking and other associated works; Namely, to make changes to the 40-46 Brook Street development phase.

  Submitted 17 Nov 2025 Amendments

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided heritage and listed building applications in a median of 94 days. More in our guide to how long planning decisions take.

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.

• Development Site Bound By Brook Street, Davies Street And South Molton Lane (excluding 58 Davies Street) And 10, 15-25, 27 And 42 South Molton Street London

  25/08366/NMA Submitted 17 Nov 2025 50 yards away

  93% historically approved · decision due ~12 Jan

  Amendments to planning permission dated 19 April 2023 (RN: 22/04610/FULL) for, 'Part demolition, excavation (including beneath Davies Mews), erection of new buildings and alterations to existing buildings comprising: redevelopment of 60 Brook Street; redevelopment of 48, 50, 56 and 58 Brook Street and 16 Davies Mews behind retained Brook Street facades, including the partial dismantling and reinstatement and partial like for like replacement of portico entrance at 48-50 Brook Street; redevelopment behind retained and partially reconstructed facade at 52-54 Brook Street; refurbishment with alterations and addition of turret and gables at 40-46 Brook Street and 40 South Molton Lane; redevelopment behind retained Davies Mews and South Molton Lane elevations and alterations to the street level including the dismantling and reinstatement of the roof and associated works at 1-7 Davies Mews and 28-30 South Molton Lane; refurbishment and alterations at 50 Davies Street; refurbishment with alterations and partial demolition and redevelopment of upper floors at 52-54 Davies Street; redevelopment behind reconstructed and extended facade at 56 Davies Street (including the removal and reinstatement of certain building features), and Brookfield House (44-48 Davies Street and 62 and 64 Brook Street); part demolition of ground floor and refurbishment at 10 South Molton Street; refurbishment and alterations at 15-25, 27 and 42 South Molton Street; all to provide a development of up to 9 storeys including Class B1 (Business), Class A1 (Shops), Class A3 (Restaurant and Cafes), Class A4 (Drinking Establishment), composite use comprising public house and guest accommodation (sui generis), Class C3 (Dwelling houses), Community Infrastructure and Facilities, and Class C1 (Hotel) uses, improvements to public realm and pedestrian routes, servicing, ancillary plant and storage, cycle parking and other associated works; Namely, to make changes to the 40-46 Brook Street development phase.

  Awaiting decision Amendments Demolition 53 docs
  Domestic

• Development Site Bound By Brook Street, Davies Street And South Molton Lane (excluding 58 Davies Street) And 10, 15-25, 27 And 42 South Molton Street London

  25/06428/ADFULL Submitted 9 Sep 2025 50 yards away

  Detailed drawings of the rear extensions, including roof terraces in relation to 15 and 18 South Molton Street and 16, 17, 19-21 South Molton Street pursuant to condition 3 (F)(4) of planning permission dated 19th April 2023 (RN:22/04610/FULL)

  Granted Full applications Extension 29 docs

• Development Site Bound By Brook Street, Davies Street And South Molton Lane (excluding 58 Davies Street) And 10, 15-25, 27 And 42 South Molton Street London

  25/06429/ADFULL Submitted 9 Sep 2025 50 yards away

  Detailed drawings of the roof extension and roof alterations pursuant to condition 3 (G) (1) of planning permission dated 19th April 2023 (RN:22/04610/FULL)

  Granted Full applications Extension Roofing 11 docs

• Development Site Bound By Brook Street, Davies Street And South Molton Lane (excluding 58 Davies Street) And 10, 15-25, 27 And 42 South Molton Street London

  25/07836/ADFULL Submitted 29 Oct 2025 50 yards away

  Detailed drawings of the vents in facades at 15-21 South Molton Street pursuant to condition 3 (F5) of planning permission dated 19th April 2023 (RN: 22/04610/FULL)

  Granted Full applications 10 docs

• Development Site Bound By Brook Street, Davies Street And South Molton Lane (excluding 58 Davies Street) And 10, 15-25, 27 And 42 South Molton Street London

  25/06427/ADFULL Submitted 9 Sep 2025 50 yards away

  Detailed drawings of the New windows in relation to 24, 25 and 27 South Molton Street (as applicable) pursuant to condition 3 (H)(2) of planning permission dated 19th April 2023 (RN:22/04610/FULL)

  Granted Full applications Windows or glazing 14 docs

• Development Site Bound By Brook Street, Davies Street And South Molton Lane (excluding 58 Davies Street) And 10, 15-25, 27 And 42 South Molton Street London

  25/07215/ADFULL Submitted 6 Oct 2025 50 yards away

  Details of shopfront pursuant to Condition 3 (Part E 1) of planning permission dated 19 April 2023 (RN22/04610/FULL)

  Granted Full applications Windows or glazing 8 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