Internal alterations at all levels to accommodate office refurbishment, installation of 4 x heat pump units and photovoltaic panels at roof level, replacement of rear basement rooms and single storey extension to rear ground floor to extend existing office use, re-construction of existing wc closet extension at mid first/second floor level, replacement of existing window sashes with double glazed timber sashes, external repairs to building and associated works, all in connection with continued office use.

Internal alterations, removal of existing offices and construction of new offices for members use including a separate digital meeting room and coffee point.

Variation of condition 1 of listed building consent dated 26 April 2019 (RN 19/01570/LBC) for, 'Demolition of existing upper levels (6th, 7th, 8th floors and roof level) and construction of new 6th, 7th, 8th, 9th and roof levels for continued use as offices on part lower ground, part ground, and upper floors. Use of part of lower ground and ground floor for dual/alternative Class A1/B1 retail/office use, and various external and internal works including new shopfronts to Jones Street and Bourdon Street and installation of external lighting to Berkeley Square'; NAMELY, to vary the approved drawing numbers to include replacement of Bourdon Street Service gate and internal layout changes at ground and lower ground floor only.