25 - 27 St George Street London W1S 1FS

This site has had 12 applications since 2025: 7 approved, 0 refused.

• 26/03413/NMA Decided

  25 - 27 St George Street London W1S 1FS

  Amendments to planning permission dated 11 August 2025 (RN: 25/01410/FULL) for alterations to the elevations on St. George St and Masons Arms Mews; removal of the car lift to the basement parking from Masons Arms Mews; extensions at fourth, fifth, sixth and seventh floor levels for use as office accommodation (Class E) with new terraces at fourth, fifth, sixth and seventh floor levels. Installation of PV panels and green roof at main roof level; planting on the terraces; new external stair in the lightwell on the southern side of the building; creation of a new lightwell on the St George Street side of the building including railings; new cycle parking facilities and associated works; NAMELY alterations to the location of the revolving door on St. George Street; provision of two areas for planters on the front St George Street elevation; amending the location of lighting fixtures to entrance; addition of address signage at ground floor level main entrance; amending level 06 and level 07 window sizes on both St George Street and Masons Arms Mews; and amending the wording of Condition 5 to allow the doors on St George Street to open outwards onto pavement for fire safety purposes.

  Submitted 22 May 2026 Amendments
• 26/01754/ADFULL Awaiting decision

  25 - 27 St George Street London W1S 1FS

  Detailed drawings and a bio-diversity management plan in relation to the green roof at main roof level to include construction method, layout, species and maintenance regime pursuant to condition 11 of planning permission dated 11th August 2025 (RN 25/01410/FULL)

  Submitted 18 Mar 2026 Full applications
• 26/00963/ADFULL Awaiting decision

  25 - 27 St George Street London W1S 1FS

  Details of supplementary acoustic report pursuant to Condition 9 of planning permission dated 11/08/2025 (RN: 25/01410/FULL)

  Submitted 16 Feb 2026 Full applications
• 26/00885/NMA Awaiting decision

  25 - 27 St George Street London W1S 1FS

  Amendments to planning permission dated 11 August 2025 (RN: 25/01410/FULL) for Alterations to the elevations on St. George St and Masons Arms Mews; removal of the car lift to the basement parking from Masons Arms Mews; extensions at fourth, fifth, sixth and seventh floor levels for use as office accommodation (Class E) with new terraces at fourth, fifth, sixth and seventh floor levels. Installation of PV panels and green roof at main roof level; planting on the terraces; new external stair in the lightwell on the southern side of the building; creation of a new lightwell on the St. George Street side of the building including railings; new cycle parking facilities and associated works. NAMELY, to amend the approved position of the balustrade of the approved roof terrace at seventh floor level to increase terrace area

  Submitted 12 Feb 2026 Amendments
• 25/09139/ADFULL Granted

  25 - 27 St George Street London W1S 1FS

  Details of samples of facing materials pursuant to Condition 17 of planning permission dated 11 August 2025 (RN: 25/01410/FULL)

  Decided 9 Mar 2026 Full applications
• 25/08990/ADFULL Granted

  25 - 27 St George Street London W1S 1FS

  Details of balustrade to the lightwell and to the seventh-floor terrace pursuant to conditon 15 (a & b) of planning permission dated 11 August 2025 (RN: 25/01410/FULL)

  Decided 5 Mar 2026 Full applications
• 25/08147/ADFULL Granted

  25 - 27 St George Street London W1S 1FS

  Detailed drawings of all new windows and doors pursuant to Condition 15 (C) of planning permission dated 11th August 2025 (RN: 25/01410/FULL)

  Decided 30 Mar 2026 Full applications
• 25/07446/NMA Granted

  25 - 27 St George Street London W1S 1FS

  Amendments to planning permission dated 11th August 2025 (RN 25/01410/FULL) for the Alterations to the elevations on St. George St and Masons Arms Mews; removal of the car lift to the basement parking from Masons Arms Mews; extensions at fourth, fifth, sixth and seventh floor levels for use as office accommodation (Class E) with new terraces at fourth, fifth, sixth and seventh floor levels. Installation of PV panels and green roof at main roof level; planting on the terraces; new external stair in the lightwell on the southern side of the building; creation of a new lightwell on the St. George Street side of the building including railings; new cycle parking facilities and associated works. NAMELY, to increase the roof height by 300mm; bring the building line forward by 993mm at seventh floor level; and insertion of additional louvres at the rear of the building at sixth floor level.

  Decided 21 Jan 2026 Amendments
• 25/06488/ADFULL Granted

  25 - 27 St George Street London W1S 1FS

  Details of Code of Construction Practice Appendix A checklist pursuant to Condition 18 of planning permission dated 11th August 2025 (RN:25/01410/FULL)

  Decided 18 Nov 2025 Full applications
• 25/06207/ADFULL Granted

  25 - 27 St George Street London W1S 1FS

  Details of a scheme of public art pursuant to condition 14 of planning permission dated 11th August 2025 (RN: 25/01410/FULL)

  Decided 12 Sep 2025 Full applications

1. 26 Aug 2026

   Received by Westminster

2. 4 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 7 Sep 2026

   Added to PlanIndex

4. 15 Oct 2026

   Decision issued

5. 15 Oct 2026

   Status changed to Decided

   Previously Pending.

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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 25 - 27 St George Street London W1S 1FS

  25/06207/ADFULL Submitted 1 Sep 2025 50 yards away

  Details of a scheme of public art pursuant to condition 14 of planning permission dated 11th August 2025 (RN: 25/01410/FULL)

  Granted Full applications 11 docs

• 25 - 27 St George Street London W1S 1FS

  26/00885/NMA Submitted 12 Feb 2026 50 yards away

  93% historically approved · decision due ~9 Apr

  Amendments to planning permission dated 11 August 2025 (RN: 25/01410/FULL) for Alterations to the elevations on St. George St and Masons Arms Mews; removal of the car lift to the basement parking from Masons Arms Mews; extensions at fourth, fifth, sixth and seventh floor levels for use as office accommodation (Class E) with new terraces at fourth, fifth, sixth and seventh floor levels. Installation of PV panels and green roof at main roof level; planting on the terraces; new external stair in the lightwell on the southern side of the building; creation of a new lightwell on the St. George Street side of the building including railings; new cycle parking facilities and associated works. NAMELY, to amend the approved position of the balustrade of the approved roof terrace at seventh floor level to increase terrace area

  Awaiting decision Amendments Extension 23 docs

• 25 - 27 St George Street London W1S 1FS

  25/08147/ADFULL Submitted 7 Nov 2025 50 yards away

  Detailed drawings of all new windows and doors pursuant to Condition 15 (C) of planning permission dated 11th August 2025 (RN: 25/01410/FULL)

  Granted Full applications Windows or glazing 21 docs

• 25 - 27 St George Street London W1S 1FS

  25/08990/ADFULL Submitted 11 Dec 2025 50 yards away

  Details of balustrade to the lightwell and to the seventh-floor terrace pursuant to conditon 15 (a & b) of planning permission dated 11 August 2025 (RN: 25/01410/FULL)

  Granted Full applications 4 docs

• 25 St George Street London W1S 1FS

  06/04944/FULL Submitted 23 Jun 2006 50 yards away

  Landscaping scheme to rear flat roof areas at fourth and fifth floor level.

  Decided Full applications 7 docs

• 25 - 27 St George Street London W1S 1FS

  26/03413/NMA Submitted 22 May 2026 50 yards away

  93% historically approved · decision due ~17 Jul

  Amendments to planning permission dated 11 August 2025 (RN: 25/01410/FULL) for alterations to the elevations on St. George St and Masons Arms Mews; removal of the car lift to the basement parking from Masons Arms Mews; extensions at fourth, fifth, sixth and seventh floor levels for use as office accommodation (Class E) with new terraces at fourth, fifth, sixth and seventh floor levels. Installation of PV panels and green roof at main roof level; planting on the terraces; new external stair in the lightwell on the southern side of the building; creation of a new lightwell on the St George Street side of the building including railings; new cycle parking facilities and associated works; NAMELY alterations to the location of the revolving door on St. George Street; provision of two areas for planters on the front St George Street elevation; amending the location of lighting fixtures to entrance; addition of address signage at ground floor level main entrance; amending level 06 and level 07 window sizes on both St George Street and Masons Arms Mews; and amending the wording of Condition 5 to allow the doors on St George Street to open outwards onto pavement for fire safety purposes.

  Decided Amendments Extension Windows or glazing 15 docs

• 26/05984/FULL Decided

  41 Sutherland Street London SW1V 4JX

  Replacement of front, side and rear windows with double glazed timber framed sash windows and replacement of a door with a double glazed timber framed door.

  Received 2 Sep, published by the council 11 Sep 2026 Full applications
• 26/06134/FULL Decided

  Flat 10H Hyde Park Mansions Cabbell Street London NW1 5BG

  Replacement of front and rear second floor level windows with slim-profile double-glazed panels, retaining the existing window and door frames.

  Received 8 Sep, published by the council 15 Sep 2026 Full applications
• 26/07258/FULL Awaiting decision

  16A Croxley Road London W9 3HL

  Installation of air to air heat pumps to offices and bedrooms.

  Received 22 Oct, published by the council 23 Oct 2026 Full applications
• 26/07193/FULL Awaiting decision

  98 Victoria Street London SW1E 5JL

  Shopfront alterations. (Linked with 26/07194/ADV)

  Received 21 Oct, published by the council 22 Oct 2026 Full applications
• 26/07187/FULL Awaiting decision

  Ground Floor Flat 151 Portnall Road London W9 3BN

  Erection of a single storey rear extension.

  Received 21 Oct, published by the council 22 Oct 2026 Full applications