Development Intent
Planning AtlasWestminsterWest EndApplication
Planning Application

25/07262/FULL

41 Upper Grosvenor Street London W1K 2NH

Full / Other PlanningWest End ward
Submission
8 Oct 2025
Target
17 Dec 2025
Decision
5 Mar 2026
Outcome
Approved
Delegated decisionApproved
5 Mar 2026
Decided by Sarah De La Coze under delegated powers
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Scheme description

External alterations including rooftop and rear extension at 41 Upper Grosvenor Street; and reconfiguration and amalgamation of existing residential accommodation (comprising 2 x 2bed and 1 x 1 bed) to provide 3 homes (1 x 2 bed and 2 x 3 bed) (Class C3) at 41 Reeves Mews; external alterations including rooftop and rear extension and terrace, loft conversion and new dormers and enlargement of basement at 41 Reeves Mews; and change of use of existing commercial use (Use Class E) to residential (Use Class C3) at lower ground of 41 Reeves Mews to facilitate shared cycle storage, refuse and plant facilities to serve both 41 Upper Grosvenor Street and 41 Reeves Mews; and associated landscaping ac

Parties
Applicant
Not disclosed
Timeline
8 Oct 2025
Application submitted
22 Oct 2025
Application validated
5 Mar 2026
Delegated decision: Approved
View Application Page ↗
Data from the Westminster planning register.
Summary
Reference
25/07262/FULL
Type
Full Planning Permission Application
Applicant
Not disclosed
Submitted
8 Oct 2025
Decision date
5 Mar 2026
Decision
Approved
Decision route
Delegated (officer)
How long, really
21
wks · this application
Submission → decision · 13 wks over the 8-week target