Planning application
29 Ennismore Mews London SW7 1AP
Works: Extension Loft or dormer Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
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.
As published by the council, reference 26/05410/FULL
Application record
- Reference
- 26/05410/FULL
- Category
- Full applications
- Status
- Pending
- Received
- 10 Aug 2026
- Validated
- 19 Aug 2026
- Postcode
- SW7 1AP
Site history
Applications at this address on the Westminster register
This site has had 6 applications since 2025: 1 approved, 0 refused.
-
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.
-
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.
-
26/02196/ADFULL Awaiting decision
29 Ennismore Mews London SW7 1AP
Details of Code of Construction Practice pursuant to condition 3 of planning permission dated 20th March 2025 (RN:24/08165/FULL)
-
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)
-
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).
Timeline
Dates from the published record
-
10 Aug 2026
Received by Westminster
-
13 Aug 2026
Added to PlanIndex
-
19 Aug 2026
Validated
Checked as complete and ready for consideration.
-
Decision
Awaiting decision
Decision expected by 14 October 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 86 days over the applications it decided in the last year.
What happens while it is decided
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.
About full applications
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.
Nearby applications
Within 0.3 miles
-
29 Ennismore Mews London SW7 1AP
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
88% historically approved · decision due ~10 Jun
Details of Code of Construction Practice pursuant to condition 3 of planning permission dated 20th March 2025 (RN:24/08165/FULL)
Awaiting decision Full applications 9 docs -
29 Ennismore Mews London SW7 1AP
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
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
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
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
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