The Westbury Hotel 37 Conduit Street London W1S 2YF

This site has had 16 applications since 2022: 7 approved, 2 refused.

• 26/05770/ADFULL Awaiting decision

  The Westbury Hotel 37 Conduit Street London W1S 2YF

  Details of a supplementary acoustic report pursuant to condition 7 of Planning Permission dated 25th February 2025 (RN:24/08569).

  Submitted 24 Aug 2026
• 26/05771/ADFULL Awaiting decision

  The Westbury Hotel 37 Conduit Street London W1S 2YF

  Details of a supplementary acoustic report pursuant to condition 7 of planning permission dated 24th June 2026 (RN:26/01630/FULL).

  Submitted 24 Aug 2026
• 26/02089/ADFULL Awaiting decision

  The Westbury Hotel 37 Conduit Street London W1S 2YF

  Detailed drawings showing the following alteration to the scheme: a planting scheme within the new terrace at ninth floor level pursuant to condition 10 of planning permission dated 29th November 2024 (RN: 24/06866/FULL).

  Submitted 30 Mar 2026 Full applications
• 26/02090/ADFULL Awaiting decision

  The Westbury Hotel 37 Conduit Street London W1S 2YF

  Details of windows and the metal and stone framework pursuant to Condition 15 of planning permission dated 15/11/2024 (RN: 24/02402/FULL)

  Submitted 30 Mar 2026 Full applications
• 26/01630/FULL Awaiting decision

  The Westbury Hotel 37 Conduit Street London W1S 2YF

  Variation of Condition 18 of planning permission dated 15th November 2024 (RN 24/02402/FULL) for: Excavation of extension to provide a second basement level, demolition and re-build of the 6th and 7th floors and extension to form new 8th floor, erection of rear extension from ground to new 8th floor level, all to enlarge existing hotel (Class C1). External alterations including alterations to the appearance of the existing facades namely, to amend the wording of Condition 18 to require that prior to occupation, a contribution be made to the Historic England Records enhancement project by way of inputting new data for the Civil War Defences for the 41 identified sites surrounding Westbury Hotel as identified within the search area of the WSI Addendum dated 04/02/2026.

  Submitted 12 Mar 2026 Full applications
• 26/00922/ADFULL Awaiting decision

  The Westbury Hotel 37 Conduit Street London W1S 2YF

  Details of Public Art pursuant to Condition 19 of planning permission dated 15/11/2024 (RN: 24/02402/FULL)

  Submitted 13 Feb 2026 Full applications
• 26/00722/NMA Granted

  The Westbury Hotel 37 Conduit Street London W1S 2YF

  Amendments to planning permission dated 25 February 2025 (RN: 24/08569/FULL ) for External alterations including the installation of a plant tower at 1st to 4th floor level (with an external stair) within the north-eastern lightwell, installation of plant within a louvred enclosures at rear 1st floor level, installation of plant and associated louvred enclosures (with photovoltaics above) together with associated pipework and ducting, automatic opening vents and smoke extractors above at main roof level (9th floor) and to the roof of the 9th floor accommodation and installation of 3no. satellite dishes at main roof level (9th floor). NAMELY, to remove GRP enclosure on the roof of the 9th floor and replace with switchboard.

  Decided 9 Mar 2026 Amendments
• 26/00721/NMA Granted

  The Westbury Hotel 37 Conduit Street London W1S 2YF

  Amendments to planning permission dated 29 November 2024 (RN: 24/06866/FULL) for Erection of a ninth floor extension with terraces accessible from the new accommodation. Erection of a fire escape stair/hatch and installation of railing to fire escape route at ninth floor level. Installation of photovoltaics to ninth floor and to the roof of additional accommodation. All in connection with the enlargement and retrofit of the existing hotel (Class C1). NAMELY, to alter the approved balustrade around the roof terrace from metal to glass, alter access point to terrace

  Decided 12 Mar 2026 Amendments
• 26/00720/ADV Granted

  The Westbury Hotel 37 Conduit Street London W1S 2YF

  Display of 1x flag with branding over entrance canopy measuring 0.91m x 1.83, 1x internally illuminated (LED edge) fascia sign measuring 1.2m x 0.27m and two non-illuminated entrance signs measuring 0.47m x 0.7m and 0.42m x 0.42m

  Decided 18 Mar 2026 Advertising
• 26/00419/ADFULL Awaiting decision

  The Westbury Hotel 37 Conduit Street London W1S 2YF

  Details of Service Management Plan; Pursuant to condition 16 of planning permission dated 07 October 2024 (RN: 24/02402/FULL)

  Submitted 23 Jan 2026 Full applications

1. 16 Dec 2025

   Received by Westminster

2. 19 Jan 2026

   Validated

   Checked as complete and ready for consideration.

3. 13 Apr 2026

   Decision issued: Application Permitted

4. 20 Jul 2026

   Added to PlanIndex

Westminster granted permission on 13 April 2026, 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• The Westbury Hotel 37 Conduit Street London W1S 2YF

  26/00182/FULL Submitted 14 Jan 2026 50 yards away

  Installation of a safety guard rail on the eigth floor roof level and the installation of plant within the rear lightwell at second and third floor levels.

  Granted Full applications 26 docs

• The Westbury Hotel 37 Conduit Street London W1S 2YF

  26/00721/NMA Submitted 6 Feb 2026 50 yards away

  Amendments to planning permission dated 29 November 2024 (RN: 24/06866/FULL) for Erection of a ninth floor extension with terraces accessible from the new accommodation. Erection of a fire escape stair/hatch and installation of railing to fire escape route at ninth floor level. Installation of photovoltaics to ninth floor and to the roof of additional accommodation. All in connection with the enlargement and retrofit of the existing hotel (Class C1). NAMELY, to alter the approved balustrade around the roof terrace from metal to glass, alter access point to terrace

  Granted Amendments Extension 4 docs

• The Westbury Hotel 37 Conduit Street London W1S 2YF

  26/00720/ADV Submitted 6 Feb 2026 50 yards away

  Display of 1x flag with branding over entrance canopy measuring 0.91m x 1.83, 1x internally illuminated (LED edge) fascia sign measuring 1.2m x 0.27m and two non-illuminated entrance signs measuring 0.47m x 0.7m and 0.42m x 0.42m

  Granted Advertising 11 docs

• The Westbury Hotel 37 Conduit Street London W1S 2YF

  25/08487/FULL Submitted 20 Nov 2025 50 yards away

  Replacement of hotel forecourt hard surfaces, increasing the width of the footway, changes to levels and other associated development

  Granted Full applications 29 docs

• The Westbury Hotel 37 Conduit Street London W1S 2YF

  26/00722/NMA Submitted 6 Feb 2026 50 yards away

  Amendments to planning permission dated 25 February 2025 (RN: 24/08569/FULL ) for External alterations including the installation of a plant tower at 1st to 4th floor level (with an external stair) within the north-eastern lightwell, installation of plant within a louvred enclosures at rear 1st floor level, installation of plant and associated louvred enclosures (with photovoltaics above) together with associated pipework and ducting, automatic opening vents and smoke extractors above at main roof level (9th floor) and to the roof of the 9th floor accommodation and installation of 3no. satellite dishes at main roof level (9th floor). NAMELY, to remove GRP enclosure on the roof of the 9th floor and replace with switchboard.

  Granted Amendments 4 docs

• The Westbury Hotel 37 Conduit Street London W1S 2YF

  26/05770/ADFULL Submitted 24 Aug 2026 50 yards away

  89% historically approved · decision due ~19 Oct

  Details of a supplementary acoustic report pursuant to condition 7 of Planning Permission dated 25th February 2025 (RN:24/08569).

  Awaiting decision

• 26/06331/FULL Awaiting decision

  31G Nottingham Place London W1U 5LP

  Installation of a condenser within acoustic enclosure and metal railing on the rear flat roof at third-floor level.

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06328/FULL Awaiting decision

  Athena Court 2 Finchley Road London NW8 6DP

  Installation of a multifunctional communication Hub including defibrillator outside Athena Court. (Linked with 26/06329/ADV)

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06340/FULL Awaiting decision

  141 Harley Street London W1G 6BQ

  Variation of Condition 1 of planning permission dated 22 December 2026 (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)

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06341/FULL Awaiting decision

  141 Harley Street London W1G 6BQ

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

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06295/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Installation of a new shopfront with Medication Dispensing Outlet.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications