Planning application
17 Welbeck Street London W1G 9XJ
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Detailed drawings (scale 1:20 and 1:5) of the new doors, with key details and locations, including labelled and located photographs of existing to be replaced pursuant to condition 4 of listed building consent dated 3rd March 2026 (RN: 25/06438/LBC)
As published by the council, reference 26/02773/ADLBC
Application record
- Reference
- 26/02773/ADLBC
- Type
- Approval of Details (ADLBC)
- Status
- Pending
- Decision
- Granted As published: Granted subject to conditions
- Received
- 27 Apr 2026
- Validated
- 27 Apr 2026
- Decided
- 15 May 2026
- Ward
- Marylebone
- Postcode
- W1G 9XJ
Site history
Applications at this address on the Westminster register
This site has had 3 applications since 2025: 3 approved, 0 refused.
-
25/06437/FULL Granted
17 Welbeck Street London W1G 9XJ
Installation of five condenser units to internal lightwell and associated pipework and refurbishment works including repairs to external staircase. (Linked to 25/06438/LBC)
-
25/06438/LBC Granted
17 Welbeck Street London W1G 9XJ
Installation of five condenser units to internal lightwell and internal fan coil units with associated pipework, refurbishment works including repairs to external staircase, removal of non-original metal shutters to windows, reconstruct existing internal riser in fireproof material, replace non-original internal doors with panelled doors, replaced existing WCs, remove non-original internal glazing and rebuilt partition, insulation to roof, new partition to mansard roof. (Linked to 25/06437/FULL)
Timeline
Dates from the published record
-
27 Apr 2026
Received by Westminster
-
15 May 2026
Decision issued: Granted subject to conditions
-
21 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Howard de Walden Estates Limited Agent, a developer registered in London
Active · incorporated 1963 · London
35 applications on PlanIndex
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
9 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.
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Open the documentsWhat this grant of permission means
Westminster granted permission on 15 May 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 condition discharge and variation applications
This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
17 Welbeck Street London W1G 9XJ
Installation of five condenser units to internal lightwell and internal fan coil units with associated pipework, refurbishment works including repairs to external staircase, removal of non-original metal shutters to windows, reconstruct existing internal riser in fireproof material, replace non-original internal doors with panelled doors, replaced existing WCs, remove non-original internal glazing and rebuilt partition, insulation to roof, new partition to mansard roof. (Linked to 25/06437/FULL)
Granted Heritage and listed buildings Loft or dormer Windows or glazing 21 docs -
17 Welbeck Street London W1G 9XJ
Installation of five condenser units to internal lightwell and associated pipework and refurbishment works including repairs to external staircase. (Linked to 25/06438/LBC)
Granted Full applications 24 docs -
13 - 14 Welbeck Street London W1G 9BN
Internal and external alterations to the buildings including new doors, a new lightwell at lower ground floor level of 14 Welbeck Street, new rear ground floor terrace to 13 Welbeck Street and installation of plant in the front pavement vaults, at main roof level and rear first floor level.
Granted Full applications 37 docs -
13 - 14 Welbeck Street London W1G 9BN
Internal and external alterations to the buildings including new doors, a new lightwell at lower ground floor level of 14 Welbeck Street, new rear ground floor terrace to 13 Welbeck Street and installation of plant in the front pavement vaults, at main roof level and rear first floor level.
Granted Heritage and listed buildings 37 docs -
Ground Floor 1 Bentinck Street London W1U 2EA
87% historically approved · decision due ~2 Oct
Use of the ground floor for Dual Use as Retail (Class E (a)) and Caf/e (Class E (b)) for a temporary period of 20 years.
Awaiting decision Full applications -
1 Bentinck Street London W1U 2EA
87% historically approved · decision due ~12 Oct
Installation of external air condensers to lower-ground lightwell with corresponding internal alterations to lower-ground floor - third floor including: degassing and associated piped heating system, installation of fan coil units and panel heaters, acoustic improvements and slimline double glazing throughout. (Linked with 26/05399/LBC)
Awaiting decision Full applications Windows or glazing
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26/04860/ADLBC Granted
New Zealand House 80 Haymarket London SW1Y 4TE
Details of external and internal signage strategy pursuant to Condition 7(E) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC)
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26/04843/ADLBC Granted
New Zealand House 80 Haymarket London SW1Y 4TE
Detailed design and specification of new blinds to NZH based on mock-up trials on-site pursuant to Condition 6(m) of listed building consent dated 12th February 2021 (19/07816/LBC).
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26/05026/ADLBC Awaiting decision
St James's Park The Mall London SW1A 1AA
Details of method statement for re-carving works pursuant to condition 3(i) of listed building consent dated 16 July 2026 (RN: 26/03399/LBC)
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26/04850/ADLBC Awaiting decision
17 Belgrave Square London SW1X 8PG
Detailed drawings of garage doors, roof lantern and any new lighting and flooring in the principal rooms pursuant to condition 6 (iii) (iv) (v) of listed building 18th August 2025 (RN:25/03417/LBC)
-
25/07120/ADLBC Granted
72 - 74 Lancaster Gate London W2 3NH
Details of new and altered doors and door architraves, including external faces of lifts (detailed elevations and sections at 1:10) pursuant to Condition 3 (A) of Listed Building Consent dated 14 December 2023 (RN: 23/00772/LBC) (Linked app: 25/07088/ADFULL)