Pegasus House 37 - 43 Sackville Street London W1S 3EH

This site has had 39 applications since 2025: 27 approved, 0 refused.

• 26/03619/ADFULL Awaiting decision

  Pegasus House 37 - 43 Sackville Street London W1S 3EH

  Details of servicing management plan pursuant to condition 17 of planning permission dated 19 August 2021 (RN: 20/07605/FULL)

  Submitted 3 Jun 2026 Full applications
• 26/02535/ADFULL Awaiting decision

  Pegasus House 37 - 43 Sackville Street London W1S 3EH

  Details of design elements for external signage to residential and commercial entrances pursuant to condition 7 (partial) of planning permission dated 19 August 2021 (RN: 20/07605/FULL) [Linked to 26/02617/ADLBC].

  Submitted 17 Apr 2026 Full applications
• 26/02617/ADLBC Awaiting decision

  Pegasus House 37 - 43 Sackville Street London W1S 3EH

  Details of design elements for external signage to residential and commerial entrances pursuant to condition 5 (partial) of listed building consent dated 12 January 2023 (RN: 22/07005/LBC) [Linked to 26/02535/ADFULL].

  Submitted 17 Apr 2026 Conditions
• 26/01703/ADLBC Awaiting decision

  Pegasus House 37 - 43 Sackville Street London W1S 3EH

  Detailed drawings of new facades - typical details at all levels including roof level plant and shopfronts pursuant to condition 7 of planning permission dated 21st September 2021 (RN 20/07605/FULL) (Linked to 26/01596/ADFULL)

  Submitted 11 Mar 2026 Conditions
• 26/01596/ADFULL Awaiting decision

  Pegasus House 37 - 43 Sackville Street London W1S 3EH

  Detailed drawings of new facades - typical details at all levels including roof level plant and shopfronts pursuant to condition 7 of planning permission dated 21st September 2021 (RN 20/07605/FULL) (Linked to 26/01703/ADLBC)

  Submitted 11 Mar 2026 Full applications
• 26/01323/ADFULL Awaiting decision

  Pegasus House 37 - 43 Sackville Street London W1S 3EH

  Details of new facades and shopfronts pursuant to Condition 7 of planning permission dated 21 September 2021 (RN: 20/07605/FULL)

  Submitted 3 Mar 2026 Full applications
• 26/01523/ADLBC Awaiting decision

  Pegasus House 37 - 43 Sackville Street London W1S 3EH

  Details of new facades and shopfronts pursuant to Condition 5 of listed building consent dated 13 January 2023 (RN: 22/07005/LBC)

  Submitted 3 Mar 2026 Conditions
• 26/01926/ADLBC Awaiting decision

  Pegasus House 37 - 43 Sackville Street London W1S 3EH

  Details of new facades and shopfronts on the Piccadilly façade, Sackville Street Façade (southern end), Albany facades and Nuffield House north façades pursuant to Condition 5 (Part A) of listed buildling consent dated 13 January 2023 (RN: 22/07005/LBC)

  Submitted 25 Feb 2026 Conditions
• 26/01183/ADFULL Awaiting decision

  Pegasus House 37 - 43 Sackville Street London W1S 3EH

  Details of new facades and shopfronts on the Piccadilly façade, Sackville Street Façade (southern end), Albany facades and Nuffield House north façade. pursuant to Condition 7 (Part A) of planning permission dated 08 September 2021 (RN: 20/07605/FULL)

  Submitted 25 Feb 2026 Full applications
• 26/00819/ADFULL Granted

  Pegasus House 37 - 43 Sackville Street London W1S 3EH

  Details of facing materials (windows and secondary glazing) pursuant to Condition 5 of planning permission dated 22 September 2021 (RN: 20/07605/FULL)

  Decided 31 Mar 2026 Full applications

1. 11 Feb 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 8 April 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 91 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.

• Pegasus House 37 - 43 Sackville Street London W1S 3EH

  25/05906/ADFULL Submitted 20 Aug 2025 50 yards away

  Detailed drawings of shopfronts pursuant to Condition 7 (b) of planning permission dated 22nd September 2021 (RN:20/07605).

  Granted Full applications 15 docs

• Pegasus House 37 - 43 Sackville Street London W1S 3EH

  25/08135/ADFULL Submitted 7 Nov 2025 50 yards away

  Detailed drawings of Sackville Street new windows pursuant to Condition 7 (part) of planning permission dated 22nd September 2021 (RN: 20/07605/FULL)

  Granted Full applications Windows or glazing 39 docs

• Pegasus House 37 - 43 Sackville Street London W1S 3EH

  26/00819/ADFULL Submitted 11 Feb 2026 50 yards away

  Details of facing materials (windows and secondary glazing) pursuant to Condition 5 of planning permission dated 22 September 2021 (RN: 20/07605/FULL)

  Granted Full applications Windows or glazing 11 docs

• Pegasus House 37 - 43 Sackville Street London W1S 3EH

  26/00818/ADFULL Submitted 11 Feb 2026 50 yards away

  88% historically approved · decision due ~8 Apr

  Details of facing materials (balustrade details) pursuant to condition 5 of planning permission dated 22 September 2021 (RN:20/07605/FULL)

  Awaiting decision Full applications 2 docs

• Pegasus House 37 - 43 Sackville Street London W1S 3EH

  26/01323/ADFULL Submitted 3 Mar 2026 50 yards away

  88% historically approved · decision due ~28 Apr

  Details of new facades and shopfronts pursuant to Condition 7 of planning permission dated 21 September 2021 (RN: 20/07605/FULL)

  Awaiting decision Full applications 9 docs

• Pegasus House 37 - 43 Sackville Street London W1S 3EH

  26/00816/ADFULL Submitted 11 Feb 2026 50 yards away

  Details of proposed timber windows for the retained facades pursuant to condition 7 (part) of planning permission dated 22 September 2021 (RN: 20/07605/FULL)

  Granted Full applications Windows or glazing 26 docs

• 26/07528/FULL Awaiting decision

  69 Eaton Place London SW1X 8DF

  Installation of new cast iron water pipe on rear courtyard elevation. (Linked with 26/07529/LBC)

  Received 5 Nov, published by the council 6 Nov 2026 Full applications
• 26/05200/FULL Decided

  1 The Court House 165 Seymour Place London W1H 4PU

  Installation of waterproofing system to the existing lead flat roofs

  Received 3 Aug, published by the council 28 Aug 2026 Full applications
• 26/07521/FULL Awaiting decision

  Flat 18 Harlequin Court 20 Tavistock Street London WC2E 7NZ

  Installation of one external condenser unit

  Received 4 Nov, published by the council 6 Nov 2026 Full applications
• 26/07508/FULL 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 26/07509/LBC)

  Received 4 Nov, published by the council 5 Nov 2026 Full applications
• 26/07472/FULL Awaiting decision

  Flat 3 82 New Cavendish Street London W1G 9TA

  Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)

  Received 3 Nov, published by the council 6 Nov 2026 Full applications