141 Harley Street London W1G 6BQ

This site has had 4 applications since 2026.

• 26/06340/FULL Awaiting decision

  141 Harley Street London W1G 6BQ

  Variation of Condition 1 of planning permission dated 22 December 2016 (RN: 16/05372/FULL) for: Demolition of mews buildings at 28 and 29 Devonshire Mews West and lower ground and ground floor link building at the rear of 141 Harley Street and the erection of new building to include a three storey basement to the rear of the site in connection with the use of the 141 Harley Street and the lower ground and ground floor of 143 Harley Street for Class D1 medical purposes; installation of a new passenger lift to the rear of 141 Harley Street and installation of plant. (Site includes excavation part way under the pavement of Devonshire Mews West and use swap with 126 Harley Street) namely, to allow creation of party wall openings at basement, ground and first floors; insertion of a platform lift within No. 143 from basement to first floors; partial infilling of the rear basement area; and other minor adjustments to plan form. (Linked with 26/06290/LBC)

  Submitted 16 Sep 2026 Full applications
• 26/06341/FULL Decided

  141 Harley Street London W1G 6BQ

  Installation of new sesame lift into existing front entrance steps. (Linked with 26/06342/LBC)

  Submitted 16 Sep 2026 Full applications
• 26/06290/LBC Awaiting decision

  141 Harley Street London W1G 6BQ

  Internal alterations and openings at basement, ground and first floors as well as the insertion of a platform lift within 143 from basement to first floors, the partial infilling of the rear basement area and other minor adjustments to plan form. (Linked to 26/06340/FULL)

  Submitted 14 Sep 2026 Heritage and listed buildings

1. 16 Sep 2026

   Received by Westminster

2. 23 Sep 2026

   Added to PlanIndex

3. 23 Oct 2026

   Status changed to Decided

   Previously Pending.

• 26/06341/FULL Decided

  141 Harley Street London W1G 6BQ

  Installation of new sesame lift into existing front entrance steps. (Linked with 26/06342/LBC)

  Submitted 16 Sep 2026 Full applications

Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 141 Harley Street London W1G 6BQ

  26/06290/LBC Submitted 14 Sep 2026 50 yards away

  90% historically approved · decision due ~9 Nov

  Internal alterations and openings at basement, ground and first floors as well as the insertion of a platform lift within 143 from basement to first floors, the partial infilling of the rear basement area and other minor adjustments to plan form. (Linked to 26/06340/FULL)

  Awaiting decision Heritage and listed buildings

• 141 Harley Street London W1G 6BQ

  26/06340/FULL Submitted 16 Sep 2026 50 yards away

  88% historically approved · decision due ~11 Nov

  Variation of Condition 1 of planning permission dated 22 December 2016 (RN: 16/05372/FULL) for: Demolition of mews buildings at 28 and 29 Devonshire Mews West and lower ground and ground floor link building at the rear of 141 Harley Street and the erection of new building to include a three storey basement to the rear of the site in connection with the use of the 141 Harley Street and the lower ground and ground floor of 143 Harley Street for Class D1 medical purposes; installation of a new passenger lift to the rear of 141 Harley Street and installation of plant. (Site includes excavation part way under the pavement of Devonshire Mews West and use swap with 126 Harley Street) namely, to allow creation of party wall openings at basement, ground and first floors; insertion of a platform lift within No. 143 from basement to first floors; partial infilling of the rear basement area; and other minor adjustments to plan form. (Linked with 26/06290/LBC)

  Awaiting decision Full applications Demolition

• 141 Harley Street London W1G 6BQ

  26/06341/FULL Submitted 16 Sep 2026 50 yards away

  88% historically approved · decision due ~11 Nov

  Installation of new sesame lift into existing front entrance steps. (Linked with 26/06342/LBC)

  Decided Full applications

• 33 Devonshire Mews West London W1G 6QF

  26/06865/CLEUD Submitted 8 Oct 2026 50 yards away

  84% historically approved · decision due ~3 Dec

  Confirmation of lawful commencement of works in accordance with planning permission (RN 23/03331/FULL)

  Awaiting decision Lawful development

• 33 Devonshire Mews West London W1G 6QF

  26/03461/ADFULL Submitted 27 May 2026 50 yards away

  88% historically approved · decision due ~29 Jul

  Details of sample of clear glass / sample of obscure glass for privacy screen pursuant to conditions 9 and 10 of planning permission dated 08 August 2023 (RN: 23/03331/FULL)

  Awaiting decision Full applications 5 docs

• 33 Devonshire Mews West London W1G 6QF

  26/03460/ADFULL Submitted 27 May 2026 50 yards away

  88% historically approved · decision due ~22 Jul

  Details of waste and recycling storage / sample of natural slate for roof pursuant to conditions 3 and 8 of planning permission dated 08 August 2023 (RN: 23/03331/FULL)

  Awaiting decision Full applications 5 docs

• 26/06288/LBC Decided

  Barness Court 6 - 8 Westbourne Terrace London W2 3UW

  Installation of a gas pipework to south elevation and wall. (Linked with 26/06287/FULL)

  Received 14 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
• 26/07529/LBC Awaiting decision

  69 Eaton Place London SW1X 8DF

  Installation of new cast iron water supply pipe on rear courtyard elevation. (Linked with 26/07528/FULL)

  Received 5 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
• 26/07509/LBC Awaiting decision

  Buckingham Palace The Mall London SW1A 1AA

  Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07508/FULL)

  Received 4 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
• 26/07473/LBC Awaiting decision

  Flat 3 82 New Cavendish Street London W1G 9TA

  Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07472/FULL)

  Received 3 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
• 26/07471/LBC Awaiting decision

  12 Queen Anne's Gate London SW1H 9AA

  Excavation of single-storey basement, internal reconfiguration and installation of modern services. (Linked with 26/07470/FULL)

  Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings