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Planning application

1 Cavendish Square London W1G 0LA

Granted Westminster 25/04626/FULL Full Planning Permission Application

Relates to 25/04627/LBC

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

Proposal

Installation of surface mounted uplighters and associated alterations on the Margaret Street elevation of the building. (Linked with 25/04627/LBC and 25/04625/ADV).

As published by the council, reference 25/04626/FULL

Application record

Reference
25/04626/FULL
Type
Full Planning Permission Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
4 Jul 2025
Validated
4 Jul 2025
Decided
16 Sep 2025
Ward
West End
Decision by
Delegated Decision
Postcode
W1G 0LA

Site history

Applications at this address on the Westminster register

This site has had 6 applications since 2025: 6 approved, 0 refused.

  • 26/00756/ADV Granted

    1 Cavendish Square London W1G 0LA

    Display of 1x non-illuminated surface mounted low level sign adjacent to the entrance door measuring 1.2m x 0.9m 1x halo illuminated fascia sign measuring 2.2m x 0.65m and two internally illuminated hanging signs measuring 1m x 0.8m

    Decided 29 Apr 2026 Advertising
  • 25/07814/LBC Granted

    1 Cavendish Square London W1G 0LA

    Installation of fibre optic cables along the lightwell street wall in existing tray work into basement comms room.

    Decided 19 Feb 2026 Heritage and listed buildings
  • 25/06203/FULL Granted

    1 Cavendish Square London W1G 0LA

    Variation of Condition 13 of planning permission dated 20th April 2023 (RN: 22/07690/FULL) for the Opening up to basement areas, lowering of floor in pavement vaults and corridors to increase the useable space, additional opening up to eastern ground floor area, forming of services voids to accommodate plant and equipment, reopening of existing skylight apertures to existing pitched roof for ventilation of services, alterations to eastern facade to accommodate a new plant deck, WC accommodation and small terrace, in -connection with the use of building as a restaurant/drinking establishment (Sui Generis) namely, to extend hours of opening. Application under S73 of the Act

    Decided 27 Oct 2025 Full applications
  • 25/05570/ADLBC Granted

    1 Cavendish Square London W1G 0LA

    Details of new windows and roof lights pursuant to Condition 5(B) PART of Listed Building Consent dated 03 September 2024 (RN23/08101/LBC)

    Decided 4 Nov 2025 Conditions
  • 25/04627/LBC Granted

    1 Cavendish Square London W1G 0LA

    Installation of surface mounted uplighters and associated alterations on the Margaret Street elevation of the building. (Linked with 25/04627/LBC and 25/04625/ADV).

    Decided 16 Sep 2025 Heritage and listed buildings

Timeline

Dates from the published record

  1. 4 Jul 2025

    Received by Westminster

  2. 16 Sep 2025

    Decision issued: Application Permitted

  3. 29 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 25/04627/LBC Granted

    1 Cavendish Square London W1G 0LA

    Installation of surface mounted uplighters and associated alterations on the Margaret Street elevation of the building. (Linked with 25/04627/LBC and 25/04625/ADV).

    Decided 16 Sep 2025 Heritage and listed buildings

Who's behind it

Company information only, from the register and Companies House

Newmark LLP Agent

925 applications on PlanIndex · across 40 councils · 97% granted

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Documents

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

20 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 documents

What this grant of permission means

Westminster granted permission on 16 September 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.

Nearby applications

Within 0.3 miles

  • 1 Cavendish Square London W1G 0LA

    25/04627/LBC Submitted 4 Jul 2025 50 yards away

    Installation of surface mounted uplighters and associated alterations on the Margaret Street elevation of the building. (Linked with 25/04627/LBC and 25/04625/ADV).

    Granted Heritage and listed buildings 16 docs

  • 1 Cavendish Square London W1G 0LA

    25/06203/FULL Submitted 1 Sep 2025 50 yards away

    Variation of Condition 13 of planning permission dated 20th April 2023 (RN: 22/07690/FULL) for the Opening up to basement areas, lowering of floor in pavement vaults and corridors to increase the useable space, additional opening up to eastern ground floor area, forming of services voids to accommodate plant and equipment, reopening of existing skylight apertures to existing pitched roof for ventilation of services, alterations to eastern facade to accommodate a new plant deck, WC accommodation and small terrace, in -connection with the use of building as a restaurant/drinking establishment (Sui Generis) namely, to extend hours of opening. Application under S73 of the Act

    Granted Full applications 19 docs

  • 1 Cavendish Square London W1G 0LA

    25/07814/LBC Submitted 28 Oct 2025 50 yards away

    Installation of fibre optic cables along the lightwell street wall in existing tray work into basement comms room.

    Granted Heritage and listed buildings 9 docs

  • 1 Cavendish Square London W1G 0LA

    26/00756/ADV Submitted 9 Feb 2026 50 yards away

    Display of 1x non-illuminated surface mounted low level sign adjacent to the entrance door measuring 1.2m x 0.9m 1x halo illuminated fascia sign measuring 2.2m x 0.65m and two internally illuminated hanging signs measuring 1m x 0.8m

    Granted Advertising 12 docs

  • 2 Cavendish Square London W1G 0PA

    25/08049/FULL Submitted 5 Nov 2025 50 yards away

    Removal of existing plant equipment. Installation of new air source heat pump, two new air conditioning units and relocation of four existing air conditioning units within existing plant enclosure at roof level. Associated alterations to lift atrium roof.

    Granted Full applications 21 docs

  • 1 Cavendish Square London W1G 0LA

    25/05570/ADLBC Submitted 8 Aug 2025 50 yards away

    Details of new windows and roof lights pursuant to Condition 5(B) PART of Listed Building Consent dated 03 September 2024 (RN23/08101/LBC)

    Granted Conditions Loft or dormer Windows or glazing 7 docs

In Westminster

  • 26/07528/FULL Awaiting decision

    69 Eaton Place London SW1X 8DF

    Installation of new cast iron water pipe on rear courtyard elevation. (Linked with 26/07529/LBC)

    Received 5 Nov, published by the council 6 Nov 2026 Full applications
  • 26/05200/FULL Decided

    1 The Court House 165 Seymour Place London W1H 4PU

    Installation of waterproofing system to the existing lead flat roofs

    Received 3 Aug, published by the council 28 Aug 2026 Full applications
  • 26/07521/FULL Awaiting decision

    Flat 18 Harlequin Court 20 Tavistock Street London WC2E 7NZ

    Installation of one external condenser unit

    Received 4 Nov, published by the council 6 Nov 2026 Full applications
  • 26/07508/FULL 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 26/07509/LBC)

    Received 4 Nov, published by the council 5 Nov 2026 Full applications
  • 26/07472/FULL Awaiting decision

    Flat 3 82 New Cavendish Street London W1G 9TA

    Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)

    Received 3 Nov, published by the council 6 Nov 2026 Full applications