Planning application
Devon House 171 - 177 Great Portland Street London W1W 5PQ
Works: Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Detailed drawings of new shopfront including doors and new plant enclosure at main roof level pursuant to condition 8 of planning permission dated the 25th February 2025 (RN:24/07574/FULL).
As published by the council, reference 25/09027/ADFULL
Application record
- Reference
- 25/09027/ADFULL
- Type
- Approval of Details (Full PP)
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 12 Dec 2025
- Validated
- 12 Dec 2025
- Decided
- 21 Jan 2026
- Ward
- West End
- Decision by
- Delegated Decision
- Postcode
- W1W 5PQ
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2025: 1 approved, 0 refused.
-
25/09149/ADV Awaiting decision
Devon House 171 - 177 Great Portland Street London W1W 5PQ
Display of Christmas decorations for temporary periods between 26 November 2025 until 04 January 2026
Timeline
Dates from the published record
-
12 Dec 2025
Received by Westminster
-
21 Jan 2026
Decision issued: Application Permitted
-
20 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
5plus Architects Ltd Agent, an architecture practice
24 applications on PlanIndex · across 4 councils · 100% granted
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
7 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 21 January 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 0.3 miles
-
Devon House 171 - 177 Great Portland Street London W1W 5PQ
82% historically approved · decision due ~10 Mar
Display of Christmas decorations for temporary periods between 26 November 2025 until 04 January 2026
Awaiting decision Advertising 14 docs -
167 - 169 Great Portland Street London W1W 5PA
External works comprising alterations to ground floor entrance and shopfront including installation of electrical substation at ground floor level; installation of plant equipment at roof level; and associated works [RE-CONSULTATION: description of development updated to clarify that there is an electrical sub-station included in the proposals. Proposals are unchanged.]
Refused Full applications Windows or glazing 28 docs -
167 - 169 Great Portland Street London W1W 5PA
External works comprising alterations to ground floor entrance and shopfront including installation of electrical substation at ground floor level; installation of plant equipment at roof level.
Granted Full applications Windows or glazing 32 docs -
167 - 169 Great Portland Street London W1W 5PA
Display of non-illuminated fascia and hanging signs measuring 0.35m x 1.28m & 0.43m x 0.43m.
Decided Advertising 20 docs -
167-169 Great Portland Street London W1W 5PA
Office refurbishment including removal of rear external steel stairs, replacement of rear windows and installation of new air conditioning plant at roof level.
Granted Full applications Windows or glazing 36 docs -
Hampden House 2 Weymouth Street London W1W 5BT
88% historically approved · decision due ~8 May
Details of the ways in which you will protect the street trees adjacent to the application site on Hallam Street pursuant to condition 10 of planning permission dated 19th November 2025 (RN:25/02173).
Awaiting decision Full applications Trees 4 docs
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