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Permitted07/09167/FULLBasement

14 Cavendish Square Westminster W1G 9DB

Dual/alternative use of the premises for office purposes (Class B1) with temporary sleeping accommodation at rear basement and ground floor levels and/or use of the premises for office purposes (Class B1) with a self-contained residential unit (Class C3) at rear basement and ground floor level. External alterations comprising of new rooflight and refurbishment of windows.

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Progress

Submitted
—
— completed
Validated
—
— completed
Consultation
—
— completed
Target date
—
— completed
Decided
26 Feb 2008
— completed

Application details

Reference
07/09167/FULL
Local authority
Westminster
Postcode
W1G 9DB
Ward
WEST END
Application type
All Other
Property type
Commercial

Key dates

Decided
26 Feb 2008

Estimated project value

£135k–£340k

Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: trade estimate.

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.

Contains HM Land Registry data © Crown copyright and database right 2025. 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.

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