Planning application
The Westbury Hotel 37 Conduit Street London W1S 2YF
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Replacement of hotel forecourt hard surfaces, increasing the width of the footway, changes to levels and other associated development
As published by the council, reference 25/08487/FULL
Application record
- Reference
- 25/08487/FULL
- Type
- Full Planning Permission Application
- Status
- Decided
- Decision
- Application Permitted
- Received
- 20 Nov 2025
- Validated
- 26 Jan 2026
- Decided
- 25 Mar 2026
- Ward
- West End
- Decision by
- Delegated Decision
- Postcode
- W1S 2YF
Site history
Applications at this address on the Westminster register
This site has had 16 applications since 2022: 7 approved, 2 refused.
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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).
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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).
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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).
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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)
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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.
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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)
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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.
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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
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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
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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)
Timeline
Dates from the published record
-
20 Nov 2025
Received by Westminster
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26 Jan 2026
Validated
Checked as complete and ready for consideration.
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25 Mar 2026
Decision issued: Application Permitted
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20 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file
323 applications on PlanIndex · across 34 councils · 87% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
29 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Westminster granted permission on 25 March 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.
About full applications
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.
Nearby applications
Within 500 metres
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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
Granted Amendments Extension 4 docs -
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
Granted Advertising 11 docs -
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.
Granted Amendments 4 docs -
The Westbury Hotel 37 Conduit Street London W1S 2YF
Re-installation of five flagpoles on canopy of hotel entrance
Granted Full applications 17 docs -
The Westbury Hotel 37 Conduit Street London W1S 2YF
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
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
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