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Planning application

1 Berkeley Mews London W1H 7AT

Granted Westminster 25/06703/ADFULL Approval of Details (Full PP)

Works: Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Details of new windows and doors pursuant to condition 9 of planning permission dated 22 May 2024 (RN: 23/07126/FULL).

As published by the council, reference 25/06703/ADFULL

Application record

Reference
25/06703/ADFULL
Type
Approval of Details (Full PP)
Status
Decided
Decision
Granted As published: Application Permitted
Received
18 Sep 2025
Validated
18 Sep 2025
Decided
1 Oct 2025
Ward
Marylebone
Decision by
Delegated Decision
Postcode
W1H 7AT

Site history

Applications at this address on the Westminster register

This site has had 3 applications since 2025: 2 approved, 0 refused.

  • 26/05889/FULL Awaiting decision

    1 Berkeley Mews London W1H 7AT

    Installation of planters, outdoor furniture, projecting signage, wall-mounted lights and photocell, a post box, an intercom system and a CCTV to the front facade of 1 & 2 Berkeley Mews.

    Submitted 27 Aug 2026 Full applications
  • 25/07954/NMA Granted

    1 Berkeley Mews London W1H 7AT

    Amendments to planning permission dated 22nd May 2024 (RN 23/07126/FULL) for: Partial demolition behind partially retained facades, use of 2 Berkeley Mews as office accommodation (Class E) and amalgamation with existing office (Class E) use at 1 Berkeley Mews, associated internal and external alterations, provision of external plant and repair works all in connection with a land use swap with 28 Dorset Street (RN: 23/07147/FULL) NAMELY, to add an additional access conservation rooflight to the rear pitch of the main roof on 2 Berkeley Mews.

    Decided 18 Nov 2025 Amendments

Timeline

Dates from the published record

  1. 18 Sep 2025

    Received by Westminster

  2. 1 Oct 2025

    Decision issued: Application Permitted

  3. 21 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Garnett Architecture LLP Agent, an architecture practice registered in London

Active · incorporated 2003 · London

23 applications on PlanIndex · across 2 councils · 94% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

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Documents

Plans, drawings, consultee responses and the officer's report

16 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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What this grant of permission means

Westminster granted permission on 1 October 2025, 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.

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Within 0.3 miles

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    23/02734/ADLBC Submitted 25 Apr 2023 50 yards away

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  • 1 Berkeley Mews London W1H 7AT

    26/05889/FULL Submitted 27 Aug 2026 50 yards away

    88% historically approved · decision due ~22 Oct

    Installation of planters, outdoor furniture, projecting signage, wall-mounted lights and photocell, a post box, an intercom system and a CCTV to the front facade of 1 & 2 Berkeley Mews.

    Awaiting decision Full applications 14 docs

  • 5 - 6 Berkeley Mews London W1H 7PB

    08/01511/FULL Submitted 13 Feb 2008 50 yards away

    Use of ground floor as offices, installation of new windows at ground floor level and replacement of windows at first floor level.

    Granted Full applications Windows or glazing 15 docs

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    06/00159/FULL Submitted 9 Jan 2006 50 yards away

    Use of ground floor of 6 Berkeley Mews as offices and alterations to front ground floor elevation including replacement of garage doors with new entrance doorway and windows.

    Refused Full applications Windows or glazing 7 docs

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    04/07639/ADLBC Submitted 21 Sep 2004 50 yards away

    Detailed drawings of rear extension pursuant to Condition 3 of listed building consent dated 26 April 2002 (RN: 01/03067).

    Granted Conditions Extension 1 doc

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