57 - 59 Welbeck Street London W1G 9BL

This site has had 3 applications since 2004: 2 approved, 0 refused.

• 23/03479/FULL Granted

  57-59 Welbeck Street London W1G 9BL

  Replacement of external door and replacement of door with a window at lower ground floor level; infilling of ground floor window (north elevation) with brick work, and associated works.

  Decided 6 Jul 2023 Full applications
• 04/10233/FULL Granted

  57 - 59 Welbeck Street London W1G 9BL

  Retention of one air conditioning unit and one air handling unit at rear ground floor level.

  Decided 20 Dec 2005 Full applications

1. 14 Jul 2026

   Received by Westminster

2. 25 Jul 2026

   Added to PlanIndex

3. 30 Oct 2026

   Status changed to Decided

   Previously Pending.

Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

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.

• 57 - 59 Welbeck Street London W1G 9BL

  04/10233/FULL Submitted 23 Dec 2004 50 yards away

  Retention of one air conditioning unit and one air handling unit at rear ground floor level.

  Granted Full applications 7 docs

• 57-59 Welbeck Street London W1G 9BL

  23/03479/FULL Submitted 24 May 2023 50 yards away

  Replacement of external door and replacement of door with a window at lower ground floor level; infilling of ground floor window (north elevation) with brick work, and associated works.

  Granted Full applications Windows or glazing 21 docs

• Flat 1 Welbeck House 62 Welbeck Street London W1G 9XE

  25/05817/FULL Submitted 18 Aug 2025 50 yards away

  Alterations to the rear flat roof area to include the installation of new timber decking, balustrades and privacy screening to the terrace, installation of a new access door in place of existing window on the rear north elevation; and other associated works.

  Granted Full applications Windows or glazing 24 docs

• Flat 4 9 Welbeck Street London W1G 9YB

  26/01022/CLEUD Submitted 17 Feb 2026 50 yards away

  84% historically approved · decision due ~14 Apr

  Confirmation that the existing roof terrace above the fifth floor and its associated access/features, the external air conditioning unit at the rear of the property at fourth floor level, and the PVC windows to the front of the property at fourth and fifth floor levels are lawful.

  Awaiting decision Lawful development Windows or glazing 11 docs

• 50 - 54 Wigmore Street London W1U 2AU

  07/04873/FULL Submitted 4 Jun 2007 50 yards away

  Installation of two additional air conditioning units at first floor level and erection of an associated acoustic screen; and installation of duct and louvre panel to rear.

  Granted Full applications 10 docs

• 50 - 54 Wigmore Street London W1U 2AU

  07/01806/FULL Submitted 26 Feb 2007 50 yards away

  Installation of two twin air condenser units to the rear flat roof at first floor level.

  Refused Full applications 8 docs

• 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