6, 7 Grosvenor Place Westminster
Variation of Conditions 1,18, 20, 22, and 23 of planning permission dated 4th June 2019 (RN: 19/01872/FULL) (as amended by non-material amendment dated 6 August 2019 RN: 19/05426/NMA) for: Alterations and extensions to the buildings in connection with their use as a private members' club (sui generis) and a cafe (Class A3), works involve the partial demolition and rebuild of the Halkin Street mews facade, replacement Headfort Place mews facade and new mews roof mansard, erection of a single storey extension to the rear of the main building at the second floor level, the installation of external terraces at third and fifth floors, roof plant enclosures, openings to light well elevations, new metal railing behind lowered parapet and to the new terrace over the new extension, alteration of vaults and associated works. NAMELY, new plant and enclosure at second floor; provision of an opening to the third-floor terrace; a flue enclosure, plant and air intake and extract at roof level; amendments to operational management plan, servicing management plan, opening hours and Club's occupancy profile.
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Progress
Application details
- Reference
- 25/01675/FULL
- Local authority
- Westminster
- Ward
- KBW_22
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 12 Mar 2025
- Validated
- 12 Mar 2025
- Comments close
- 16 Apr 2025
- Target decision
- 7 May 2025
- Decided
- 18 Sept 2025
Estimated project value
£28k–£75k
Typical UK cost for this job type, at UK average rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.
Planning constraints
No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.
Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.
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