Planning application
20 Greek Street London W1D 4DU
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Internal alterations at first, second and third floor levels.
As published by the council, reference 25/08597/LBC
Application record
- Reference
- 25/08597/LBC
- Type
- Listed Building Consent Application
- Status
- Decided
- Decision
- Application Permitted
- Received
- 25 Nov 2025
- Validated
- 26 Jan 2026
- Decided
- 20 Feb 2026
- Ward
- West End
- Decision by
- Delegated Decision
- Postcode
- W1D 4DU
Site history
Applications at this address on the Westminster register
This site has had 6 applications since 2003: 3 approved, 3 refused.
-
05/01507/FULL Granted
20 Greek Street London W1D 4DU
Creation of roof terrace at second floor level, to include rebuilding and raising of party parapet walls. Renewal of rooflights and construction of timber painted screen to conceal existing air conditioning units.
-
05/01506/LBC Refused
20 Greek Street London W1D 4DU
Construction of mansard roof extension to create fourth floor of office accommodation. Rebuilding of chimney stacks.
-
05/01505/FULL Refused
20 Greek Street London W1D 4DU
Erection of mansard roof extension for use as (Class B1) office.
-
05/01508/LBC Granted
20 Greek Street London W1D 4DU
Alterations to roof terrace to include rebuilding and raising of party parapet walls. Renewal of rooflights and construction of timber painted screen to conceal existing air conditioning units.
-
03/04352/AD7 Refused
20 Greek Street London W1D 4DU
Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.
Timeline
Dates from the published record
-
25 Nov 2025
Received by Westminster
-
26 Jan 2026
Validated
Checked as complete and ready for consideration.
-
20 Feb 2026
Decision issued: Application Permitted
-
4 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, an architecture practice
136 applications on PlanIndex · across 9 councils · 84% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
18 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Westminster granted permission on 20 February 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About heritage and listed building applications
Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
20 Greek Street London W1D 4DU
Creation of roof terrace at second floor level, to include rebuilding and raising of party parapet walls. Renewal of rooflights and construction of timber painted screen to conceal existing air conditioning units.
Granted Full applications Loft or dormer 9 docs -
20 Greek Street London W1D 4DU
Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.
Refused Advertising 2 docs -
20 Greek Street London W1D 4DU
Construction of mansard roof extension to create fourth floor of office accommodation. Rebuilding of chimney stacks.
Refused Heritage and listed buildings Extension Loft or dormer 3 docs -
20 Greek Street London W1D 4DU
Erection of mansard roof extension for use as (Class B1) office.
Refused Full applications Extension Loft or dormer 9 docs -
20 Greek Street London W1D 4DU
Alterations to roof terrace to include rebuilding and raising of party parapet walls. Renewal of rooflights and construction of timber painted screen to conceal existing air conditioning units.
Granted Heritage and listed buildings Loft or dormer 3 docs -
18 Greek Street London W1D 4DS
Installation of fascia and projecting signage.
Decided Heritage and listed buildings 5 docs
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