1 - 3 Mortimer Street London W1T 3JA

This site has had 4 applications since 2007: 2 approved, 0 refused.

• 18/08099/AD7 Granted

  1 - 3 Mortimer Street London W1T 3JA

  Display for a temporary period of six months of a non-illuminated estate agent 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.

  Decided 12 Oct 2018 Advertising
• 07/08796/FULL Withdrawn

  1 - 3 Mortimer Street London W1T 3JA

  Installation of plant at roof level. Installation of new windows on front and rear elevations and new escape ladder on rear elevation.

  Decided 21 Dec 2007 Full applications
• 07/03092/FULL Withdrawn

  1 - 3 Mortimer Street London W1T 3JA

  Erection of mechanical plant enclosure (including lift shaft overrun) at rear third/fourth floor level, replacement of windows and doors, and other alterations including new decking and doors at front ground floor level and new delivery ramp to rear.

  Decided 12 Jul 2007 Full applications

1. 21 Jan 2008

   Received by Westminster

2. 7 Feb 2008

   Validated

   Checked as complete and ready for consideration.

3. 28 Mar 2008

   Decision issued: Application Permitted

4. 29 Jul 2026

   Added to PlanIndex

Westminster granted permission on 28 March 2008, 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.

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.

• 1 - 3 Mortimer Street London W1T 3JA

  18/08099/AD7 Submitted 20 Sep 2018 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 a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.

  Granted Advertising 6 docs

• 1 - 3 Mortimer Street London W1T 3JA

  07/08796/FULL Submitted 9 Oct 2007 50 yards away

  Installation of plant at roof level. Installation of new windows on front and rear elevations and new escape ladder on rear elevation.

  Withdrawn Full applications Windows or glazing 18 docs

• 1 - 3 Mortimer Street London W1T 3JA

  07/03092/FULL Submitted 5 Apr 2007 50 yards away

  Erection of mechanical plant enclosure (including lift shaft overrun) at rear third/fourth floor level, replacement of windows and doors, and other alterations including new decking and doors at front ground floor level and new delivery ramp to rear.

  Withdrawn Full applications Windows or glazing 20 docs

• 1 Mortimer Street London W1T 3JA

  05/08132/FULL Submitted 7 Oct 2005 50 yards away

  Use of basement and ground floors as retail (Class A1). [Site includes 1-3 Mortimer Street]

  Granted Full applications 7 docs

• 1 Mortimer Street London W1T 3JA

  06/05856/ADFULL Submitted 24 Jul 2006 50 yards away

  Details of new tailgate lift and gates on the Berners Mews elevation pursuant to Condition 1 of planning permission dated 20 July 2006 (RN: 06/04110).

  Granted Full applications 5 docs

• 1 Mortimer Street London W1T 3JA

  08/01892/ADFULL Submitted 26 Feb 2008 50 yards away

  Details of new railings and construction details of new ramp pursuant to Condition 2 of planning permission dated 20 July 2006 (RN: 06/04110)

  Granted Full applications 6 docs

• 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