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Planning application

33 Glasshouse Street London W1B 5DG

Decided Westminster 26/06021/LBC Heritage and listed buildings

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Alterations to part of the ground and basement levels in connection with improvements to the end-of-trip facilities, including the infilling of existing openings, the introduction of a new opening and door, the installation of new partitions, dropped ceilings and a cavity drainage system, together with other associated works

As published by the council, reference 26/06021/LBC

Application record

Reference
26/06021/LBC
Category
Heritage and listed buildings
Status
Decided
Received
3 Sep 2026
Validated
3 Sep 2026
Postcode
W1B 5DG

Site history

Applications at this address on the Westminster register

This site has had 3 applications since 2026.

  • 26/06457/FULL Awaiting decision

    33 Glasshouse Street London W1B 5DG

    External alterations at sixth floor roof level, including the removal of the existing plant room roof and enlargement of existing openings to create amenity terraces, together with the formation of a new door and windows to the Cupola room on the Glasshouse Street elevation. Installation of an external decking system with integrated balustrades, planters and seating, and other associated works. (Linked to 26/06458/LBC)

    Submitted 21 Sep 2026 Full applications
  • 26/06458/LBC Awaiting decision

    33 Glasshouse Street London W1B 5DG

    External alterations at sixth floor roof level, including the removal of the existing plant room roof and enlargement of existing openings to create amenity terraces, together with the formation of a new door and windows to the Cupola room on the Glasshouse Street elevation. Installation of an external decking system with integrated balustrades, planters and seating, and other associated works. (Linked to 26/06457/FULL)

    Submitted 21 Sep 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 3 Sep 2026

    Received by Westminster

  2. 11 Sep 2026

    Added to PlanIndex

  3. 23 Oct 2026

    Status changed to Decided

    Previously Pending.

After the decision

Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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

  • 33 Glasshouse Street London W1B 5DG

    26/06457/FULL Submitted 21 Sep 2026 50 yards away

    88% historically approved · decision due ~16 Nov

    External alterations at sixth floor roof level, including the removal of the existing plant room roof and enlargement of existing openings to create amenity terraces, together with the formation of a new door and windows to the Cupola room on the Glasshouse Street elevation. Installation of an external decking system with integrated balustrades, planters and seating, and other associated works. (Linked to 26/06458/LBC)

    Awaiting decision Full applications Windows or glazing
  • 33 Glasshouse Street London W1B 5DG

    26/06458/LBC Submitted 21 Sep 2026 50 yards away

    90% historically approved · decision due ~16 Nov

    External alterations at sixth floor roof level, including the removal of the existing plant room roof and enlargement of existing openings to create amenity terraces, together with the formation of a new door and windows to the Cupola room on the Glasshouse Street elevation. Installation of an external decking system with integrated balustrades, planters and seating, and other associated works. (Linked to 26/06457/FULL)

    Awaiting decision Heritage and listed buildings Windows or glazing
  • 100 Regent Street London W1B 5SR

    25/07793/ADV Submitted 28 Oct 2025 50 yards away

    Display of one externally illuminated projecting sign measuring 0.45m x 0.65m, one non illuminated fascia sign measuring 0.15m x 1.2m and two non illuminated plaque signs measuring 0.14m x 0.59m.

    Granted Advertising 8 docs
  • Venture House 27 - 29 Glasshouse Street London W1B 5DF

    25/06134/ADV Submitted 28 Aug 2025 50 yards away

    Display of non illuminated hoarding measuring 40.915m x 2.440m on Regent street and non illuminated hoarding measuring 12.48m x 2.440m on Glasshouse Street and green wall measuring 2m x 42m for a temporary period from October 2025 to February 2027.

    Granted Advertising 14 docs
  • Venture House 27 - 29 Glasshouse Street London W1B 5DF

    25/07824/NMA Submitted 29 Oct 2025 50 yards away

    Amendments to planning permission dated 4th April 2024 (RN 24/00846/FULL) for the Replacement of the existing shopfronts on the Regent Street frontage, alongside the internal refurbishment and subdivision of the basement and ground floor retail units (Use Class E), and associated works NAMELY, reconfiguration of the basement and ground floor layouts, and associated additional demolition works; internal relocation of UKPN hatch; and introduction of Dry Riser Inlet to the Regent Street façade.

    Granted Amendments Demolition 23 docs
  • Venture House 27 - 29 Glasshouse Street London W1B 5DF

    25/08572/NMA Submitted 24 Nov 2025 50 yards away

    Amendments to planning permission dated 29th July 2025 (RN:25/03848/FULL) for replacement of the existing steel windows with a new bespoke windows including associated internal and external works, namely to incorporate six additional windows at fifth floor level on the Glasshouse Street façade

    Granted Amendments Windows or glazing 16 docs

In Westminster

  • 26/07529/LBC Awaiting decision

    69 Eaton Place London SW1X 8DF

    Installation of new cast iron water supply pipe on rear courtyard elevation. (Linked with 26/07528/FULL)

    Received 5 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
  • 26/07509/LBC Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07508/FULL)

    Received 4 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
  • 26/07473/LBC Awaiting decision

    Flat 3 82 New Cavendish Street London W1G 9TA

    Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07472/FULL)

    Received 3 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
  • 26/07471/LBC Awaiting decision

    12 Queen Anne's Gate London SW1H 9AA

    Excavation of single-storey basement, internal reconfiguration and installation of modern services. (Linked with 26/07470/FULL)

    Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
  • 26/07461/LBC Awaiting decision

    1 Savile Row London W1S 3JR

    Minor internal works comprising redecoration and upgrades to lighting, flooring and bathroom and kitchen facilities, together with external works including new lighting and signage.

    Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings