29 Ennismore Mews London SW7 1AP

This site has had 6 applications since 2025: 1 approved, 0 refused.

• 26/05410/FULL Awaiting decision

  29 Ennismore Mews London SW7 1AP

  External alterations to Nos. 29 and 29A Ennismore Mews, including erection of mansard extension to no.29 and alterations/ replacement of mansard to no.29A, alterations to front facade of 29 and 29A; installation of new window to side elevation at first floor level and alterations rooflights; installation and repositioning of CCTV cameras; relocation of air-conditioning condenser units to main roof level with associated acoustic screening and anti-vibration measures.

  Submitted 10 Aug 2026 Full applications
• 26/04229/NMA Decided

  29 Ennismore Mews London SW7 1AP

  Amendments to planning permission dated 18 March 2025 (RN: 24/08165/FULL) for the excavation of basement; erection of mansard roof extensions, including plant equipment in recesses; alterations to front and side elevations, including new and replacement windows and doors; all in connection with use as two residential units (Site includes Nos 29 & 29A Ennismore Mews); NAMELY to apply render to match No. 29A, enlarge the northern first-floor and central ground-floor windows and rooflight, reposition dormers and windows, install CCTV cameras and parcel box and relocate and enlarge the entrances at Nos. 29 and 29A.

  Submitted 26 Jun 2026 Amendments
• 26/02233/NMA Awaiting decision

  29 Ennismore Mews London SW7 1AP

  Amendments to planning permission dated 19th March 2025 (RN 24/08165/FULL) for the Excavation of basement; erection of mansard roof extensions, including plant equipment in recesses; alterations to front and side elevations, including new and replacement windows and doors; all in connection with use as two residetail units. (Site includes Nos 29 & 29A Ennismore Mews.) NAMELY, render over the brickwork; Reinstate and enlarge the northernmost window on the first floor; Shift the dormer windows slightly from the approved position and adjust the other windows marginally to better balance the composition and to correspond with the internal layout; Enlarge the middle window on ground floor at 29A; and Shift entry door at 29 and enlarge entrance at 29A.

  Submitted 2 Apr 2026 Amendments
• 26/02197/ADFULL Awaiting decision

  29 Ennismore Mews London SW7 1AP

  Details of updated Flood Risk Assessment including site-specific groundwater monitoring information and necessary flood risk mitigation measures pursuant to condition 5 of planning permission dated 18 March 2025 (RN: 24/08165/FULL)

  Submitted 1 Apr 2026 Full applications
• 25/05310/ADFULL Granted

  29 Ennismore Mews London SW7 1AP

  Details of contaminated land remediation (Phases 1, 2 and 3) pursuant to Condition 4 of planning permission dated 20 March 2025 (RN: 24/08165/FULL).

  Decided 14 Aug 2025 Full applications

1. 1 Apr 2026

   Received by Westminster

2. 15 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 21 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 10 June 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.

• 29 Ennismore Mews London SW7 1AP

  26/02233/NMA Submitted 2 Apr 2026 50 yards away

  93% historically approved · decision due ~10 Jun

  Amendments to planning permission dated 19th March 2025 (RN 24/08165/FULL) for the Excavation of basement; erection of mansard roof extensions, including plant equipment in recesses; alterations to front and side elevations, including new and replacement windows and doors; all in connection with use as two residetail units. (Site includes Nos 29 & 29A Ennismore Mews.) NAMELY, render over the brickwork; Reinstate and enlarge the northernmost window on the first floor; Shift the dormer windows slightly from the approved position and adjust the other windows marginally to better balance the composition and to correspond with the internal layout; Enlarge the middle window on ground floor at 29A; and Shift entry door at 29 and enlarge entrance at 29A.

  Awaiting decision Amendments Extension Loft or dormer +1 18 docs

• 29 Ennismore Mews London SW7 1AP

  26/05410/FULL Submitted 10 Aug 2026 50 yards away

  88% historically approved · decision due ~14 Oct

  External alterations to Nos. 29 and 29A Ennismore Mews, including erection of mansard extension to no.29 and alterations/ replacement of mansard to no.29A, alterations to front facade of 29 and 29A; installation of new window to side elevation at first floor level and alterations rooflights; installation and repositioning of CCTV cameras; relocation of air-conditioning condenser units to main roof level with associated acoustic screening and anti-vibration measures.

  Awaiting decision Full applications Extension Loft or dormer +1

• 29 Ennismore Mews London SW7 1AP

  26/02197/ADFULL Submitted 1 Apr 2026 50 yards away

  88% historically approved · decision due ~10 Jun

  Details of updated Flood Risk Assessment including site-specific groundwater monitoring information and necessary flood risk mitigation measures pursuant to condition 5 of planning permission dated 18 March 2025 (RN: 24/08165/FULL)

  Awaiting decision Full applications 12 docs

• 29 Ennismore Mews London SW7 1AP

  26/04229/NMA Submitted 26 Jun 2026 50 yards away

  93% historically approved · decision due ~21 Aug

  Amendments to planning permission dated 18 March 2025 (RN: 24/08165/FULL) for the excavation of basement; erection of mansard roof extensions, including plant equipment in recesses; alterations to front and side elevations, including new and replacement windows and doors; all in connection with use as two residential units (Site includes Nos 29 & 29A Ennismore Mews); NAMELY to apply render to match No. 29A, enlarge the northern first-floor and central ground-floor windows and rooflight, reposition dormers and windows, install CCTV cameras and parcel box and relocate and enlarge the entrances at Nos. 29 and 29A.

  Decided Amendments Extension Loft or dormer +1

• 11A Ennismore Mews London SW7 1AP

  25/03560/ADFULL Submitted 26 May 2025 50 yards away

  89% historically approved · decision due ~23 Nov

  Details of the land contamination investigation and details of signed code of construction practice pursuant to conditions 5 (Phase 1) and 6 of the planning permission dated 29th May 2025 (RN:24/00532/FULL)''

  Awaiting decision

• 51 Ennismore Gardens London SW7 1AH

  22/03607/LBC Submitted 31 May 2022 50 yards away

  Application of waterproof membrane and replacement flashing to parapet gutter at front of mansard, replacement of the outlets from the parapet gutter to the rainwater hoppers, masonry cleaning, crack repairs to brickwork and to lightwell paving and installation of scaffold fixings.

  Granted Heritage and listed buildings Loft or dormer 16 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