External alterations including installation of new condenser plant area to the rear of the building at lower ground floor level, installation of new plant and solar panels on the roofs of all buildings, erection of new stair core extension on the roof, extension to mansard roof on the north west part of the building, replacement shopfronts, installation of new curved entrance sliding doors with canopy and timber panelling at first floor level on Southampton Row, new external doors to office entrances fronting onto Sicilian Avenue, installation of new external metal stair, replacement of windows at lower ground floor level on the rear elevation of no. 21, amalgamation of 3 retail units to 2 enlarged single units in Vernon and Sicilian House, creation of cycle spaces and changing facilities in basement of no. 21 and associated works.
Vernon House and Sicilian House, 23 Sicilian Avenue and no. 21 Southampton Row London WC1A 2QS
Final DecisionReference: 2022/3301/PLondon Borough of Camden
Last published check: 21 Oct 2026, 20:20. Check the council record for more recent changes.
Application timeline
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External alterations including installation of new condenser plant area to the rear of the building at lower ground floor level, installation of new plant and solar panels on the roofs of all buildings, erection of new stair core extension on the roof, extension to mansard roof on the north west part of the building, replacement shopfronts, installation of new curved entrance sliding doors with canopy and timber panelling at first floor level on Southampton Row, new external doors to office entrances fronting onto Sicilian Avenue, installation of new external metal stair, replacement of windows at lower ground floor level on the rear elevation of no. 21, amalgamation of 3 retail units to 2 enlarged single units in Vernon and Sicilian House, creation of cycle spaces and changing facilities in basement of no. 21 and associated works.
Proposal details
Reference
2022/3301/P
Ward
Bloomsbury
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