25/07446/NMA

Status: Granted (21 Jan 2026)
Application Details
Description

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.

Council

Westminster

Application Type

Non-material amendments

Date Received

15 Oct 2025

Date Validated

15 Oct 2025

Decision Date

21 Jan 2026

Location
Address

25 - 27 St George Street London W1S 1FS

Postcode

W1S 1FS

Coordinates

51.512958100000000, -0.143050600000000

Source: Application UPRN

Quick Info
UID
25/07446/NMA
Reference
25/07446/NMA
Status
Granted
Last Updated
16 Feb 2026