Planning application
1 Welbeck Street London W1G 0AR
Works: Extension
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Detailed drawings; of fully finished 0.5sqm sample of the cladding, including jointing / seams and detailed elevations and sections at a scale of 1:20 of the external profile of the new extension, including abutments with the existing building and external rainwater goods pursuant to Condition 4 of planning permission dated 13th May 2025 (RN:25/01757/FULL)
As published by the council, reference 26/03198/ADFULL
Application record
- Reference
- 26/03198/ADFULL
- Type
- Approval of Details (Full PP)
- Status
- Pending
- Received
- 14 May 2026
- Validated
- 14 May 2026
- Ward
- West End
- Postcode
- W1G 0AR
Site history
Applications at this address on the Westminster register
This site has had 5 applications since 2026.
-
26/07296/FULL Awaiting decision
1 Welbeck Street London W1G 0AR
Installation of air handling units at roof level and ventilation ductwork to the rear facade.
-
26/05561/FULL Decided
1 Welbeck Street London W1G 0AR
Installation of ventilation ductwork, intake ducts and louvres. (Land To The Rear Of 1-2 Welbeck Street)
-
26/03202/ADLBC Awaiting decision
1 Welbeck Street London W1G 0AR
Details of cladding sample / external profile of new extension pursuant to condition 2 of listed building consent dated 13 May 2025 (RN: 25/01758/LBC)
-
26/02876/FULL Awaiting decision
1 Welbeck Street London W1G 0AR
Erection of an extension at sixth floor of 1-2 Welbeck and associated works.
Timeline
Dates from the published record
-
14 May 2026
Received by Westminster
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 9 July 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 91 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Hambury Hird Design Limited Agent, a design practice registered in Bath
Active · incorporated 2005 · Bath
5 applications on PlanIndex · across 3 councils
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
15 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.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat happens while it is decided
This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 119 days. More in our guide to how long planning decisions take.
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 0.3 miles
-
1 Welbeck Street London W1G 0AR
89% historically approved · decision due ~9 Jul
Details of cladding sample / external profile of new extension pursuant to condition 2 of listed building consent dated 13 May 2025 (RN: 25/01758/LBC)
Awaiting decision Conditions Extension 16 docs -
33 Wigmore Street London W1U 1QX
Installation of a louvre on the external elevation and an external duct to the existing level 6 terrace.
Granted Heritage and listed buildings 17 docs -
33 Wigmore Street London W1U 1QX
Installation of a louvre on the external elevation and an external duct to the existing level 6 terrace.
Granted Full applications 19 docs -
35 Wigmore Street London W1U 1PW
Display of two non-illuminated projecting signs each measuring 0.765m x 0.765m, a non-illuminated vinyl logo on the inner face of the shop window measuring 0.739m x 0.9m, and two non-illuminated vinyl signs (opening hours) on the inner face of the shop window each measuring 0.42m x 0.297m.
Decided Advertising Windows or glazing 9 docs -
33 Wigmore Street London W1U 1QX
90% historically approved · decision due ~6 Aug
Installation of new air handling unit on the roof and extension of the existing acoustic plant screen; internal alterations.
Decided Heritage and listed buildings Extension -
33 Wigmore Street London W1U 1QX
88% historically approved · decision due ~6 Aug
Installation of a new air handling unit on the roof and extension of the existing acoustic plant screen.
Decided Full applications Extension
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