40, 41 Conduit Street Westminster W1S 2YQ
Use of part basement and part ground floor as dual alternative restaurant or retail (Class E) and use of part basement ground and first to sixth floors as offices (Class E), provisions for cycle storage, refuse and servicing at mezzanine level; demolition of existing roof level plant area; various extensions to the building including rear infill extension at mezzanine level, rear extension at 4th and 5th floor levels, front side and rear extensions to the 6th floor level, construction of a 7th storey extension all to provide additional office (Class E) floorspace; replacement of the rear curtain wall facade at mezzanine to 3rd floor levels; the replacement of plant within an acoustic enclosure at roof level; reconfiguration of the ground floor Conduit Street frontage and other associated development.
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Progress
Application details
- Reference
- 26/05761/FULL
- Local authority
- Westminster
- Postcode
- W1S 2YQ
- Application type
- All Other
- Property type
- Commercial
Key dates
- Submitted
- 21 Aug 2026
- Validated
- 21 Aug 2026
- Comments close
- 25 Sept 2026
- Target decision
- 16 Oct 2026
Estimated project value
£1900k–£3165k
Based on the 781m² of floor area stated in the application, at inner London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².
Floor area gained: 781m²
Recently sold nearby
New owners, recently moved in. First work on a house usually follows within months of completing. 8 recent sales are listed below.
- 170 NEW BOND STREET, LONDON, W1S 4RBOther · Leasehold · Not a standard market sale · £62,000,0003 months ago14 May 2026
- 41 ALBEMARLE STREET, LONDON, W1S 4BFOther · Not a standard market sale · £14,025,0004 months ago7 May 2026
- 42 CONDUIT STREET, LONDON, W1S 2YHOther · Not a standard market sale · £15,240,0006 months ago11 Feb 2026
- FLAT 1, 33 DOVER STREET, LONDON, W1S 4NFFlat or maisonette · Leasehold · Not a standard market sale · £1,650,0007 months ago4 Feb 2026
- FIFTH AND SIXTH FLOORS SAVILE ROW, LONDON, W1S 2EROther · Leasehold · Not a standard market sale · £195,0007 months ago15 Jan 2026
- APARTMENT N5.5, 22 HANOVER SQUARE, LONDON, W1S 1JPFlat or maisonette · Leasehold · £7,375,0007 months ago12 Jan 2026
- 23 OLD BOND STREET, LONDON, W1S 4PZOther · Leasehold · Not a standard market sale · £4,500,0008 months ago15 Dec 2025
- FLAT 5.1, 11 - 13 POLLEN STREET, LONDON, W1S 1NHFlat or maisonette · Leasehold · £2,275,0009 months ago8 Dec 2025
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.
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.
Nearby applications
- 40, 41 Conduit Street Westminster W1S 2YQPermittedNext door
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- 40, 41 Conduit Street Westminster W1S 2YQPermittedNext door
- 40-41 CONDUIT STREET Westminster W1PermittedNext door