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Planning application

102 Great Portland Street London W1W 6PD

Granted Westminster 26/00477/FULL Full Planning Permission Application

Works: Extension

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

Proposal

Erection of a roof extension to provide a new fifth floor level with external terrace for use in association with the existing residential unit (Class C3).

As published by the council, reference 26/00477/FULL

Application record

Reference
26/00477/FULL
Type
Full Planning Permission Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
27 Jan 2026
Validated
25 Mar 2026
Decided
15 May 2026
Ward
West End
Decision by
Delegated Decision
Postcode
W1W 6PD

Timeline

Dates from the published record

  1. 27 Jan 2026

    Received by Westminster

  2. 25 Mar 2026

    Validated

    Checked as complete and ready for consideration.

  3. 15 May 2026

    Decision issued: Application Permitted

  4. 21 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Charles Barclay Architects Agent, an architecture practice

16 applications on PlanIndex · across 7 councils · 93% granted

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Documents

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

28 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 15 May 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

  • 106 Great Portland Street London W1W 6PF

    20/00131/AD7 Submitted 9 Jan 2020 50 yards away

    Display for a temporary period of six months of a non-illuminated estate agent board located on the face of the building at ground floor level and measuring 0.9m x 0.6m.

    Granted Advertising 6 docs

  • 106 Great Portland Street London W1W 6PF

    19/05521/AD7 Submitted 15 Jul 2019 50 yards away

    Display for a temporary period of six months of a non-illuminated estate agent board located on the face of the building at ground floor level and measuring 0.9m x 0.6m.

    Granted Advertising 8 docs

  • 106 Great Portland Street London W1W 6PF

    04/08601/ADV Submitted 1 Nov 2004 50 yards away

    Retention of a non-illuminated fascia sign.

    Granted Advertising 5 docs

  • 106 Great Portland Street London W1W 6PF

    04/08096/FULL Submitted 14 Oct 2004 50 yards away

    Retention of shopfront including improved access into shop.

    Granted Full applications Windows or glazing 8 docs

  • 106 Great Portland Street London W1W 6PF

    07/08749/AD7 Submitted 4 Oct 2007 50 yards away

    Display for a temporary period of six months of a non-illuminated 'to let' board located at a height of between 3m x 4.6m above pavement level and measuring 1.2m x 0.9m.

    Granted Advertising 2 docs

  • 106 Great Portland Street London W1W 6PF

    13/03497/AD7 Submitted 17 Apr 2013 50 yards away

    Display for a temporary period of six months of a non-illuminated 'to let'/'for sale' board located on the face of the building at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.

    Granted Advertising 3 docs

In Westminster

  • 26/06295/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Installation of a new shopfront with Medication Dispensing Outlet.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 26/06297/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Alterations to rear elevation at basement level comprising replacement window and installation of double opening door.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 26/06294/FULL Awaiting decision

    15 Eaton Mews South London SW1W 9HP

    Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.

    Received 15 Sep, published by the council 22 Sep 2026 Full applications
  • 26/06317/FULL Awaiting decision

    124 Hamilton Terrace London NW8 9UT

    Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06318/LBC)

    Received 15 Sep, published by the council 22 Sep 2026 Full applications
  • 26/06273/FULL Awaiting decision

    9A Grosvenor Square London W1K 5AE

    Installation of natural Portland Stone paving to two front entrances. (Linked to 26/05473/LBC)

    Received 14 Sep, published by the council 22 Sep 2026 Full applications