Planning application
Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ
Works: Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Detailed construction drawings at 1:10 with full size details of the all new secondary glazing pursuant to condition 3 of listed building dated 17th July 2025 (RN:25/02196/COLBC)
As published by the council, reference 25/05266/COMADL
Application record
- Reference
- 25/05266/COMADL
- Type
- Approval of Details (Council's own LBC)
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 28 Jul 2025
- Validated
- 7 Aug 2025
- Decided
- 19 Aug 2025
- Ward
- Marylebone
- Decision by
- Delegated Decision
- Postcode
- W1H 5TJ
Site history
Applications at this address on the Westminster register
This site has had 4 applications since 2025: 2 approved, 0 refused.
-
26/03372/NMA Awaiting decision
Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ
Amendments to planning permission dated 6th February 2024 (RN:23/07813/COFUL) for: 'Variation of condition 1 of planning permission dated 17 July 2023 (RN:23/02017/COFUL) for the Refurbishment and upgrade of the Seymour Centre to provide leisure, swimming pool, library, flexible community/office space, health and fitness studios, beauty treatment rooms and a cafe. Flexible use for leisure, community and events spaces (Sui Generis)'. Namely, to allow enlargement sprinkler tank, relocation of services, refurbishments and associated works at lower ground, ground, first and second floors. (Linked with 26/03371/COLBC)
-
26/00337/COLBC Awaiting decision
Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ
Refurbishment works to include: removal of the redundant swimming pool tank to facilitate the fitness suite at lower ground floor, relining the existing pool tank, installation of photovoltaics on the inner roof slope, removal of the existing roof lanterns and wind catchers in the sports hall to be replaced with new double glazed roof lanterns and wind catchers and installation of secondary glazing to all the windows in the sports hall, removal of roof lantern above swimming pool to be replaced with a new double glazed roof lantern, retention of the existing courtyard and internalisation of the lower ground level with a flat roof covering, removal of roof lanterns above the martial arts studio to be replaced with double glazed roof lanterns, removal and replacement of existing plant including new ductwork and flue, installation of roof plant enclosures, provision of external private roof terrace (restricted access), removal of existing roof lanterns to northwest and northeast of roof to be replaced with flat roof covering, removal and replacement of existing flat roof coverings, installation of access and maintenance gantries, ladders and stairs on roof, removal of windows to community studio and infill, minor internal alterations to walls and partitions to facilitate the reconfiguration of uses, installation of new handrail balustrades on 4 corner stairs of sports hall, improve accessibility with one lift in each core (4 lifts in total plus three platform lifts at first floor) and two new internal upper staircases on the eastern elevation plus two new internal staircases on the south-west of the first floor, external alterations to some windows, doors and fenestrations replacement of asphalt covering to perimeter lightwell with new covering, removal of some mosaic tiles to create level access to the sports hall flooring, removal and replacement of some ceiling, provision of new chemical delivery hoist from street level to lower ground floor at Bryanston Place.
-
25/05358/COGADF Granted
Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ
Details of construction drawings at 1:10 of rooflights to the swimming pool and martial arts studio pursuant to condition 3 (part) of planning permission dated 6th February 2024 (RN:23/07813/COFUL)
Timeline
Dates from the published record
-
28 Jul 2025
Received by Westminster
-
7 Aug 2025
Validated
Checked as complete and ready for consideration.
-
19 Aug 2025
Decision issued: Application Permitted
-
21 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Collective Planning Limited Agent, a planning consultancy registered in London
Active · incorporated 2016 · London
15 applications on PlanIndex · across 5 councils
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
23 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.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat this grant of permission means
Westminster granted permission on 19 August 2025, 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 0.3 miles
-
Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ
Details of construction drawings at 1:10 of rooflights to the swimming pool and martial arts studio pursuant to condition 3 (part) of planning permission dated 6th February 2024 (RN:23/07813/COFUL)
Granted Full applications Loft or dormer 16 docs -
Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ
93% historically approved · decision due ~16 Jul
Amendments to planning permission dated 6th February 2024 (RN:23/07813/COFUL) for: 'Variation of condition 1 of planning permission dated 17 July 2023 (RN:23/02017/COFUL) for the Refurbishment and upgrade of the Seymour Centre to provide leisure, swimming pool, library, flexible community/office space, health and fitness studios, beauty treatment rooms and a cafe. Flexible use for leisure, community and events spaces (Sui Generis)'. Namely, to allow enlargement sprinkler tank, relocation of services, refurbishments and associated works at lower ground, ground, first and second floors. (Linked with 26/03371/COLBC)
Awaiting decision Amendments 1 doc -
Ground Floor Seymour Leisure Centre Seymour Place London W1H 5TJ
90% historically approved · decision due ~16 Jul
Refurbishment works to include: removal of the redundant swimming pool tank to facilitate the fitness suite at lower ground floor, relining the existing pool tank, installation of photovoltaics on the inner roof slope, removal of the existing roof lanterns and wind catchers in the sports hall to be replaced with new double glazed roof lanterns and wind catchers and installation of secondary glazing to all the windows in the sports hall, removal of roof lantern above swimming pool to be replaced with a new double glazed roof lantern, retention of the existing courtyard and internalisation of the lower ground level with a flat roof covering, removal of roof lanterns above the martial arts studio to be replaced with double glazed roof lanterns, removal and replacement of existing plant including new ductwork and flue, installation of roof plant enclosures, provision of external private roof terrace (restricted access), removal of existing roof lanterns to northwest and northeast of roof to be replaced with flat roof covering, removal and replacement of existing flat roof coverings, installation of access and maintenance gantries, ladders and stairs on roof, removal of windows to community studio and infill, minor internal alterations to walls and partitions to facilitate the reconfiguration of uses, installation of new handrail balustrades on 4 corner stairs of sports hall, improve accessibility with one lift in each core (4 lifts in total plus three platform lifts at first floor) and two new internal upper staircases on the eastern elevation plus two new internal staircases on the south-west of the first floor, external alterations to some windows, doors and fenestrations replacement of asphalt covering to perimeter lightwell with new covering, removal of some mosaic tiles to create level access to the sports hall flooring, removal and replacement of some ceiling, provision of new chemical delivery hoist from street level to lower ground floor at Bryanston Place.
Awaiting decision Heritage and listed buildings Extension Roofing +1 -
Seymour Hall Swimming Baths Seymour Place London W1H 5TJ
Installation of a pool cover to swimming pool.
Granted Heritage and listed buildings 15 docs -
Seymour Hall Swimming Baths Seymour Place London W1H 5TJ
87% historically approved · decision due ~14 Jul
Erection of flue on roof
Awaiting decision Full applications 16 docs -
55 Crawford Street London W1H 4JQ
Use of the basement as a cafe and 'shisha parlour' (for smoking a shisha pipe) (sui generis) in association with the middle eastern cafe (Class A1) at ground floor level.
Refused Full applications 5 docs
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