23 Portland Place London W1B 1PZ

This site has had 4 applications since 2004: 3 approved, 1 refused.

• 06/01816/FULL Granted

  23 Portland Place London W1B 1PZ

  Installation of stone ramp and handrails on the Portland Place entrance. Retention of an air handling unit, relocation of four condensers, removal of redundant chillers and replacement with two new chillers all behind existing dummy mansard screen at roof level.

  Decided 16 Jun 2006 Full applications
• 06/01325/FULL Granted

  23 Portland Place London W1B 1PZ

  Installation of a full height boiler flue within the existing lightwell to roof level.

  Decided 5 May 2006 Full applications
• 04/07517/FULL Granted

  23 Portland Place London W1B 1PZ

  Installation of nine air conditioning units at roof level all behind existing louvered screens.

  Decided 16 Nov 2004 Full applications

1. 8 Apr 2004

   Received by Westminster

2. 1 Jun 2004

   Decision issued: Application Refused

3. 18 Sep 2026

   Added to PlanIndex

Westminster refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

Advertisement consent is judged on two things only: amenity and public safety, not competition or other planning considerations. More in our guide to planning application types.

• 23 Portland Place London W1B 1PZ

  04/07517/FULL Submitted 22 Sep 2004 50 yards away

  Installation of nine air conditioning units at roof level all behind existing louvered screens.

  Granted Full applications 9 docs

• 23 Portland Place London W1B 1PZ

  06/01816/FULL Submitted 8 Mar 2006 50 yards away

  Installation of stone ramp and handrails on the Portland Place entrance. Retention of an air handling unit, relocation of four condensers, removal of redundant chillers and replacement with two new chillers all behind existing dummy mansard screen at roof level.

  Granted Full applications Loft or dormer 13 docs

• 23 Portland Place London W1B 1PZ

  06/01325/FULL Submitted 21 Feb 2006 50 yards away

  Installation of a full height boiler flue within the existing lightwell to roof level.

  Granted Full applications 13 docs

• 21 Portland Place London W1B 1PY

  20/07208/LBC Submitted 11 Nov 2020 50 yards away

  Replacement of lift and increase the width of the existing lift entrances to enable wheelchair access.

  Granted Heritage and listed buildings 24 docs

• 21 Duchess Mews London W1G 9DY

  07/08053/LBC Submitted 13 Sep 2007 50 yards away

  Internal alterations to the kitchen, ground floor WC and first floor bathroom.

  Granted Heritage and listed buildings 12 docs

• 19 Portland Place London W1B 1PX

  24/05814/ADFULL Submitted 21 Aug 2024 50 yards away

  87% historically approved · decision due ~16 Oct

  Details of welsh slate, junctions of secondary slope to existing slope and top edge termination and specification of conservation rooflight pursuant to Condition 5 of planning permission dated 27 June 2024 (RN23/05916/FULL) (Linked Installation air conditioning units at roof level within plant enclosure; secondary glazing to all windows; replacement of two doors with fire-rated matching doors; and works to fire proof existing doors and the installation of a partition to the existing vault to fire proof a lift motor. (Linked with 24/05961/ADLBC)

  Awaiting decision Full applications Loft or dormer Windows or glazing 8 docs

• 26/06296/ADV Awaiting decision

  15 Warwick Way London SW1V 1QT

  Display of Individual soft halo externally illuminated individual brass letters on fascia. Display of externally illuminated hanging sign measuring 40mm x 40mm, including Gilded vinyl decal.

  Received 15 Sep, published by the council 17 Sep 2026 Advertising
• 26/06070/ADV Granted

  36 Shepherd Market London W1J 7QR

  Display of non-illuminated screen-printed signage to the fabric and valance of retractable canvas awning.

  Received 7 Sep, published by the council 11 Sep 2026 Advertising
• 26/05573/ADV Decided

  1 The Piazza Covent Garden London WC2E 8HB

  Display of two platforms measuring 13.6m x 3.6m x 2.263m and 14.61m x 3.6m x 2.263m each featuring three internally illuminated sculptures for a temporary period from 16 October 2026 to 6 January 2027.

  Received 17 Aug, published by the council 22 Aug 2026 Advertising
• 26/06184/ADV Awaiting decision

  Royal Horseguards Hotel 2 Whitehall Court London SW1A 2EL

  Display of two non-illuminated hotel-branded flags measuring 2m X 0.1m mounted on two angled wall-mounted flagpoles on the northern elevation. [Linked to 26/05884/LBC].

  Received 10 Sep, published by the council 17 Sep 2026 Advertising
• 26/06217/ADV Awaiting decision

  208 Regent Street London W1B 5BD

  Display of non illuminared fascia sign measuring 0.702m X 0.25m, 0.845m X 0.3m, externally illuminated hanging sign 0.65m X 0.65m, 0.1m X 1.8m, non illuminated other sign 0.2m X 0.29m, 0.4m X 0.2m, 0.4m X 0.2m

  Received 10 Sep, published by the council 18 Sep 2026 Advertising