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Planning application

Flat 1 Welbeck House 62 Welbeck Street London W1G 9XE

Granted Westminster 25/05817/FULL Full Planning Permission Application

Works: Windows or glazing

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

Proposal

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.

As published by the council, reference 25/05817/FULL

Application record

Reference
25/05817/FULL
Type
Full Planning Permission Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
18 Aug 2025
Validated
15 Dec 2025
Decided
23 Jul 2026
Ward
Marylebone
Decision by
Delegated Decision
Postcode
W1G 9XE

Timeline

Dates from the published record

  1. 18 Aug 2025

    Received by Westminster

  2. 15 Dec 2025

    Validated

    Checked as complete and ready for consideration.

  3. 23 Jul 2026

    Decision issued: Application Permitted

  4. 29 Sep 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Concept Landscape Architects Agent, an architecture practice

2 applications on PlanIndex · across 2 councils

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Documents

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

24 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 23 July 2026, 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

  • 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

    26/04698/FULL Submitted 14 Jul 2026 50 yards away

    88% historically approved · decision due ~8 Sep

    installation of new extraction ducting to the rear elevation.

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  • 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

  • 62 Wigmore Street London W1U 2SA

    26/02622/ADV Submitted 21 Apr 2026 50 yards away

    83% historically approved · decision due ~16 Jun

    Display of one moveable A-Board to the front of the property measuring 1600x720mm.

    Awaiting decision Advertising 5 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

In Westminster

  • 26/06621/FULL Awaiting decision

    2 Dorset Street London W1U 4EE

    Replacement of four existing external condenser units and four internal air-conditioning units and acoustic enclosure. (Linked with 26/06436/LBC)

    28 Sep 2026 Full applications
  • 26/06583/FULL Awaiting decision

    7 Octavia Mews London W9 3LQ

    Variation of condition 1 of planning permission dated 1 May 2026 (RN 26/01567/FULL) for the erection of single storey ground floor rear extension with terrace above. Associated works. NAMELY, Ground floor window to be retained as existing and patio doors proposed to access terrace at first floor level.

    Received 24 Sep, published by the council 29 Sep 2026 Full applications
  • 26/06566/FULL Awaiting decision

    105 Eaton Square London SW1W 9AA

    Removal of brick pier between two garage openings and introduction of new fanlights on rear elevation (105 Eccleston Mews) (Linked to 26/06567/LBC)

    Received 23 Sep, published by the council 28 Sep 2026 Full applications
  • 26/06505/FULL Awaiting decision

    Bryan Court Seymour Place London W1H 2NE

    Retention of a Cyclehoop Cargo Bikehangar providing secure storage for two cargo cycles on the private passageway adjacent to Bryan Court, 68 Seymour Place, and its repositioning approximately 0.5m towards Seymour Place to facilitate the closure of the existing gates behind it (part retrospective)

    Received 23 Sep, published by the council 30 Sep 2026 Full applications
  • 26/06530/FULL Awaiting decision

    Darley House 27 Gilbert Street London W1K 5HQ

    Installation of an automatically opening smoke vent (AOV) on the main flat roof and associated opening above 4th Floor landing. (Linked with 26/06531/LBC)

    Received 23 Sep, published by the council 30 Sep 2026 Full applications