4 Wellington Square, LONDON, SW3 4NJ
External works: Construction of rear side infill extension at lower ground and ground floor level, with double glazed, metal framed doors at both levels. Creation of small terrace at upper level with metal railings and staircase to lower ground floor. Replacement of rear closet wing windows with sash windows to match original design. Redecoration of entire building including replacement of external rainwater goods with cast iron units to match original, and replacement of external ventilation grilles with double cast iron air bricks. Associated landscaping works. Internal layout reconfiguration, and internal alterations to listed building.