150 Great Portland Street London W1W 6QD

This site has had 2 applications since 2025: 1 approved, 0 refused.

• 25/05664/NMA Granted

  150 Great Portland Street London W1W 6QD

  Amendments to planning permission dated 20th August 2024 (RN: 24/04178/FULL) for, 'Alterations to shopfront including the provision of a set of additional access doors'; Namely, to omit glazing bars to the shopfront and other associated works to the front elevation to accommodate areas of signage.

  Decided 5 Sep 2025 Amendments

1. 2 Nov 2026

   Received by Westminster

2. 4 Nov 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 28 December 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 90 days over the applications it decided in the last year.

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.

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.

• 150 Great Portland Street London W1W 6QD

  25/05664/NMA Submitted 12 Aug 2025 50 yards away

  Amendments to planning permission dated 20th August 2024 (RN: 24/04178/FULL) for, 'Alterations to shopfront including the provision of a set of additional access doors'; Namely, to omit glazing bars to the shopfront and other associated works to the front elevation to accommodate areas of signage.

  Granted Amendments Windows or glazing 10 docs

• Flat 4 146 Great Portland Street London W1W 6QB

  25/05897/ADFULL Submitted 4 Aug 2025 50 yards away

  Detail of samples of the facing materials you will use, including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to condition 4 of planning permission dated 27th July 2023 (RN:23/03389/FULL)

  Granted Full applications Windows or glazing 13 docs

• Flat 4 146 Great Portland Street London W1W 6QB

  25/05433/ADFULL Submitted 4 Aug 2025 50 yards away

  Detailed drawings of the new railings, windows, doors and roof lights pursuant to condition 5 of planning permission dated 27th July 2023 (RN:23/03389/FULL)

  Granted Full applications Loft or dormer Windows or glazing 13 docs

• First Floor To Fifth Floor 143 - 149 Great Portland Street London W1W 6QN

  26/04282/FULL Submitted 29 Jun 2026 50 yards away

  88% historically approved · decision due ~25 Aug

  Variation of condition 2 of planning permission dated 17 October 2014 (RN: 14/07298/FULL) which itself varied condition 2 of planning permission dated 6 May 2004 (RN: 03/09722/FULL), for alterations, including extension of existing fire escape staircase in connection with use of first to fifth floors for educational purposes (Class D1) as an annexe to Portland Place School at 56-58 Portland Place. NAMELY, to vary condition 2 so that the educational use ends on vacation by Alpha Plus Group or on 31 December 2032, whichever is earlier, and the floorspace returns to office use (Class E(g)(i)). (Application under Section 73 of the Act).

  Decided Full applications Extension 13 docs

• 143-149 Great Portland Street London W1W 6QN

  22/03733/ADV Submitted 8 Jun 2022 50 yards away

  Display of an internally illuminated projecting sign.

  Granted Advertising 9 docs

• 36-40 Hallam Street London W1W 6NW

  11/09548/ADFULL Submitted 4 Oct 2011 50 yards away

  Sample of granite pursuant to Condition 1 of planning permission consent dated 18 November 2008 (RN: 08/07256).

  Granted Full applications 3 docs

• 26/07451/FULL Awaiting decision

  Flat 1 31 South Audley Street London W1K 2PG

  Replacement of windows, Installation of an external condenser to the rear elevation including Internal refurbishment. (linked with 26/07452/LBC)

  Received 2 Nov, published by the council 4 Nov 2026 Full applications
• 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
• 26/07432/FULL Awaiting decision

  9 Henrietta Street London WC2E 8PW

  Refurbishments to the ground floor entrance, alterations to the rear third floor terrace including installation of external handrail and removal of existing condensers and installation of new plant equipment at first floor level and other associated works. (Linked with 26/07433/LBC)

  Received 2 Nov, published by the council 4 Nov 2026 Full applications
• 26/07403/FULL Awaiting decision

  Basement Floor And Ground Floor Queen Annes House 34 Queen Anne's Gate London SW1H 9AB

  Refurbishment and enhancement of the building to facilitate its continued use as offices with ancillary residential accommodation, together with associated conservation, restoration, accessibility improvements, building services upgrades, landscaping and ancillary works. Internal and external alterations associated with the repair. (Linked with 26/07404/LBC)

  Received 30 Oct, published by the council 3 Nov 2026 Full applications
• 26/07415/FULL Awaiting decision

  39 Montagu Square London W1H 2LL

  Amalgamation of Flats 3 and 4 (Use Class C3) to form one single dwelling (Use Class C3) including associated internal reconfiguration and refurbishments, alterations to access arrangements and improvements to the existing terrace and private amenity spaces, new plant and other associated works. (Linked with 26/07416/LBC)

  Received 30 Oct, published by the council 3 Nov 2026 Full applications