Skip to content
PlanIndex Get alerts
Menu

Planning application

4 Mansfield Mews London W1G 9NL

Withdrawn Westminster 25/05100/LBC Listed Building Consent Application

Works: Roofing Windows or glazing

Relates to 25/05099/FULL

Withdrawn before a decision, so it carries no planning weight. A revised scheme can be submitted at any time.

Proposal

Partial removal of existing roof to create new roof terrace, accessible via a new stair with 0.9m balustrade perimeter; new glazed screen to courtyard; new window to the South Elevation; replacement of external door with a window at south elevation; re-covering and reinsulation ofr oof pitch on the Mews road elevation; modifications to the Mews Elevation and the creation of an internal bin store; and internal alterations to create a new double-height living space and reconfiguring the layout to incorporate one bedroom, a kitchen, a shower room, and a WC. (Linked to 25/05099/FULL)

As published by the council, reference 25/05100/LBC

Application record

Reference
25/05100/LBC
Type
Listed Building Consent Application
Status
Withdrawn
Decision
Withdrawn As published: Application Withdrawn
Received
22 Jul 2025
Validated
31 Jul 2025
Decided
1 Oct 2025
Ward
Marylebone
Postcode
W1G 9NL

Site history

Applications at this address on the Westminster register

This site has had 4 applications since 2025: 2 approved, 0 refused.

  • 25/08604/LBC Granted

    4 Mansfield Mews London W1G 9NL

    Replacement of garage door with smaller size door; internal layout alterations; and associated works. (Linked with 25/08603/FULL)

    Decided 24 Apr 2026 Heritage and listed buildings
  • 25/08603/FULL Granted

    4 Mansfield Mews London W1G 9NL

    Replacement of garage door with smaller size door; internal layout alterations; and associated works. (Linked with 25/08604/LBC)

    Decided 24 Apr 2026 Full applications
  • 25/05099/FULL Withdrawn

    4 Mansfield Mews London W1G 9NL

    Partial removal of existing roof to create new roof terrace, accessible via a new stair with 0.9m balustrade perimeter; new glazed screen to courtyard; new window to the South Elevation; replacement of external door with a window at south elevation; re-covering and reinsulation of roof pitch on the Mews road elevation; modifications to the Mews Elevation and the creation of an internal bin store; and internal alterations to create a new double-height living space and reconfiguring the layout to incorporate one bedroom, a kitchen, a shower room, and a WC. (Linked with 25/05100/LBC)

    Decided 1 Oct 2025 Full applications

Timeline

Dates from the published record

  1. 22 Jul 2025

    Received by Westminster

  2. 31 Jul 2025

    Validated

    Checked as complete and ready for consideration.

  3. 1 Oct 2025

    Decision issued: Application Withdrawn

  4. 21 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 25/05099/FULL Withdrawn

    4 Mansfield Mews London W1G 9NL

    Partial removal of existing roof to create new roof terrace, accessible via a new stair with 0.9m balustrade perimeter; new glazed screen to courtyard; new window to the South Elevation; replacement of external door with a window at south elevation; re-covering and reinsulation of roof pitch on the Mews road elevation; modifications to the Mews Elevation and the creation of an internal bin store; and internal alterations to create a new double-height living space and reconfiguring the layout to incorporate one bedroom, a kitchen, a shower room, and a WC. (Linked with 25/05100/LBC)

    Decided 1 Oct 2025 Full applications

1 later application on the register refers to this one:

  • 25/05099/FULL Withdrawn

    4 Mansfield Mews London W1G 9NL

    Partial removal of existing roof to create new roof terrace, accessible via a new stair with 0.9m balustrade perimeter; new glazed screen to courtyard; new window to the South Elevation; replacement of external door with a window at south elevation; re-covering and reinsulation of roof pitch on the Mews road elevation; modifications to the Mews Elevation and the creation of an internal bin store; and internal alterations to create a new double-height living space and reconfiguring the layout to incorporate one bedroom, a kitchen, a shower room, and a WC. (Linked with 25/05100/LBC)

    Decided 1 Oct 2025 Full applications

Who's behind it

Company information only, from the register and Companies House

Giles Quarme Architects Ltd Agent, an architecture practice registered in London

Active · incorporated 2019 · London

22 applications on PlanIndex · across 5 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 record

Documents

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

25 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 documents

What withdrawal means

The applicant withdrew this application before Westminster decided it, and is free to submit a revised scheme at any time. More in our guide to what happens after a planning decision.

About heritage and listed building applications

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 4 Mansfield Mews London W1G 9NL

    25/05099/FULL Submitted 22 Jul 2025 50 yards away

    Partial removal of existing roof to create new roof terrace, accessible via a new stair with 0.9m balustrade perimeter; new glazed screen to courtyard; new window to the South Elevation; replacement of external door with a window at south elevation; re-covering and reinsulation of roof pitch on the Mews road elevation; modifications to the Mews Elevation and the creation of an internal bin store; and internal alterations to create a new double-height living space and reconfiguring the layout to incorporate one bedroom, a kitchen, a shower room, and a WC. (Linked with 25/05100/LBC)

    Withdrawn Full applications Roofing Windows or glazing 20 docs

  • 4 Mansfield Mews London W1G 9NL

    25/08604/LBC Submitted 25 Nov 2025 50 yards away

    Replacement of garage door with smaller size door; internal layout alterations; and associated works. (Linked with 25/08603/FULL)

    Granted Heritage and listed buildings 12 docs

  • 4 Mansfield Mews London W1G 9NL

    25/08603/FULL Submitted 25 Nov 2025 50 yards away

    Replacement of garage door with smaller size door; internal layout alterations; and associated works. (Linked with 25/08604/LBC)

    Granted Full applications 14 docs

  • Orbis House 5 Mansfield Street London W1G 9NG

    25/08080/CLEUD Submitted 6 Nov 2025 50 yards away

    Confirmation that the material change of use from office to use as a single family dwelling house under planning permission (RN 12/09926/FULL) has taken place and that use as a single family dwelling house is now the building's lawful use.

    Granted Lawful development 25 docs
    Domestic

  • Orbis House 5 Mansfield Street London W1G 9NG

    26/00954/ADFULL Submitted 16 Feb 2026 50 yards away

    Detailed specifications, and drawings at 1:10 with full size details, of refurbishment works to the windows, and of detailed drawings at 1: 10 with full size sections through the glazing bars of the new sash windows and French windows pursuant to condition 6 of planning permission dated 5th September 2024 (RN:24/01895/FULL)

    Granted Full applications Windows or glazing 41 docs

  • Orbis House 5 Mansfield Street London W1G 9NG

    26/00940/ADLBC Submitted 16 Feb 2026 50 yards away

    Detailed specifications, and drawings at 1:10 with full size details, of refurbishment works to the windows, and of detailed drawings at 1: 10 with full size sections through the glazing bars of the new sash windows and French windows pursuant to Condition 6 of Listed Building Consent 05 September 2024 (RN24/01896/LBC)

    Granted Conditions Windows or glazing 20 docs

In Westminster

  • 26/07529/LBC Awaiting decision

    69 Eaton Place London SW1X 8DF

    Installation of new cast iron water supply pipe on rear courtyard elevation. (Linked with 26/07528/FULL)

    Received 5 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
  • 26/07509/LBC Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07508/FULL)

    Received 4 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
  • 26/07473/LBC Awaiting decision

    Flat 3 82 New Cavendish Street London W1G 9TA

    Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07472/FULL)

    Received 3 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
  • 26/07471/LBC Awaiting decision

    12 Queen Anne's Gate London SW1H 9AA

    Excavation of single-storey basement, internal reconfiguration and installation of modern services. (Linked with 26/07470/FULL)

    Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
  • 26/07461/LBC Awaiting decision

    1 Savile Row London W1S 3JR

    Minor internal works comprising redecoration and upgrades to lighting, flooring and bathroom and kitchen facilities, together with external works including new lighting and signage.

    Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings