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Planning application

Leconfield House Curzon Street London W1J 5JA

Awaiting decision Westminster 26/02739/FULL Full Planning Permission Application

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

External facade alterations of Leconfield House. (Linked with 26/02747/ADV)

As published by the council, reference 26/02739/FULL

Application record

Reference
26/02739/FULL
Type
Full Planning Permission Application
Status
Pending
Received
24 Apr 2026
Validated
24 Apr 2026
Ward
West End
Postcode
W1J 5JA

Site history

Applications at this address on the Westminster register

This site has had 3 applications since 2026.

  • 26/03580/P3JPA Awaiting decision

    Leconfield House Curzon Street London W1J 5JA

    Prior approval for change of use from commercial (Class E) to residential (Class 3) at Leconfield House, Curzon Street under Schedule 2, Part 3, Class MA (Commercial, business and service to dwelling houses).

    Submitted 1 Jun 2026 Prior approval
  • 26/02747/ADV Awaiting decision

    Leconfield House Curzon Street London W1J 5JA

    Display of externally illuminated temporary display image to the scaffolding wrapping measuring 29.3m x 66m. Linked with 26/02739/FULL

    Submitted 24 Apr 2026 Advertising

Timeline

Dates from the published record

  1. 24 Apr 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 19 June 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

Carter Jonas LLP Agent

1,102 applications on PlanIndex · across 146 councils · 89% 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

44 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 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

  • Leconfield House Curzon Street London W1J 5JA

    26/03580/P3JPA Submitted 1 Jun 2026 50 yards away

    89% historically approved · decision due ~27 Jul

    Prior approval for change of use from commercial (Class E) to residential (Class 3) at Leconfield House, Curzon Street under Schedule 2, Part 3, Class MA (Commercial, business and service to dwelling houses).

    Awaiting decision Prior approval 23 docs
    Domestic

  • Leconfield House Curzon Street London W1J 5JA

    26/02747/ADV Submitted 24 Apr 2026 50 yards away

    82% historically approved · decision due ~19 Jun

    Display of externally illuminated temporary display image to the scaffolding wrapping measuring 29.3m x 66m. Linked with 26/02739/FULL

    Awaiting decision Advertising 14 docs

  • Chesterfield House South Audley Street London W1K 1HA

    22/01505/FULL Submitted 7 Mar 2022 50 yards away

    Installation of 6 no. antennas, 2 no. transmission dishes and 3 no. radio equipment cabinets on the roof of the building, all located within a GRP screen, and ancillary development thereto.

    Refused Full applications 31 docs

  • Curzon House 21 - 23 Curzon Street London W1J 7TE

    26/00938/ADLBC Submitted 13 Feb 2026 50 yards away

    89% historically approved · decision due ~10 Apr

    Details of approval of two additional samples of the brick cleaning pursuant to condition 3 of listed building dated 15th July 2025 (RN:25/03459/LBC)

    Awaiting decision Conditions 17 docs

  • 19 Curzon Street London W1J 7TB

    03/08734/FULL Submitted 13 Nov 2003 50 yards away

    Installation of three satellite dishes at roof level.

    Granted Full applications 8 docs

  • 19 Curzon Street London W1J 7TB

    03/08735/LBC Submitted 13 Nov 2003 50 yards away

    Installation of three satellite dishes at roof level.

    Granted Heritage and listed buildings 2 docs

In Westminster

  • 26/06234/FULL Decided

    40 Grosvenor Place London SW1X 7HJ

    Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))

    Received 11 Sep, published by the council 18 Sep 2026 Full applications
  • 26/06015/FULL Decided

    129 Saltram Crescent London W9 3JT

    Erection of a two-storey rear extension.

    Received 3 Sep, published by the council 11 Sep 2026 Full applications
  • 26/07382/FULL Awaiting decision

    90 Gloucester Place London W1U 6HS

    Use of the building as an embassy (sui generis)

    Received 28 Oct, published by the council 2 Nov 2026 Full applications
  • 26/07363/FULL Awaiting decision

    36 Kilravock Street London W10 4HX

    Demolition of existing rear/side extension and construction of a new extension together with new glazing and doors, and changing the existing rooflights to the rear roof slope with new rooflights.

    Received 28 Oct, published by the council 2 Nov 2026 Full applications
  • 26/07371/FULL Awaiting decision

    8A Randolph Road London W9 1AN

    Amalgamation of two residential units with internal refurbishment and reconfiguration. (Linked with 26/07372/LBC)

    Received 28 Oct, published by the council 2 Nov 2026 Full applications