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Permitted20/05147/FULLSubmitted 6 years agoLoft conversion

Lancaster Place Westminster WC2E 7EN

Part demolition of rooftop plant room and creation of a single storey roof extension at Brettenham House to provide B1 office floorspace; associated creation of terraces to the north and south part of the roofs; replacement and relocation of roof plant to basement level at Brettenham House; creation of a new office entrance to Savoy Street at basement level one of Brettenham House; refurbishment of ground floor shopfronts at Brettenham House on Lancaster Place facade; provision of cycle parking and associated facilities in the basement of Brettenham House; replacement of all the external windows and associated facade maintenance and cleaning and associated works at Brettenham House and 1 Lancaster Place.

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Map of the site

Progress

Submitted
13 Aug 2020
— completed
Validated
13 Aug 2020
— completed
Consultation
28 Oct 2020
— completed
Target date
8 Oct 2020
— completed
Decided
6 Jan 2022
— completed

Application details

Reference
20/05147/FULL
Local authority
Westminster
Postcode
WC2E 7EN
Ward
SJA_02
Application type
All Other
Property type
Commercial

Key dates

Submitted
13 Aug 2020
Validated
13 Aug 2020
Comments close
28 Oct 2020
Target decision
8 Oct 2020
Decided
6 Jan 2022

Estimated project value

£37k–£100k

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: Checkatrade 2026 loft conversion cost guide.

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.

Homes here go for about £871,250 — the median of the last 8 market sales in WC2E (the wider postcode district), £599,000 to £3,635,000.

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