50-56 Great Sutton Street EC1V 0DF & 9-11 Northburgh Street London EC1V,
Alterations to existing building comprising the construction of a new fifth floor extension for office floorspace at 9 - 11 Northburgh Street, new external cladding and facades facing Great Sutton Street and Northburgh Street, replacement of roof coverings and all windows with double glazed units, [removal of two stair cores and replacement of passenger lifts; relocation of M&E central plant to the basement; comprehensive refurbishment of reception space,] improvements to external courtyard and amenity spaces, and associated refuse and cycle storage.