Partial demolition of existing front extension, erection of two storey front extension. Roof extension with 1no front, 1no side and 1no rear dormer and installation of 8nos rooflights. Raising roof height and remodelling of existing building of the social club. Change of use of part ground floor and first floor from office and staff accommodation into 5nos self- contained residential flats (Use Class C3) with associated landscaping works to create communal gardens for the new flats, parking and separate entrance. Erection of 4nos brick piers, boundary wall and gate.

Alterations to Piccadilly Building including erection of 3-storey extension to east and south and addition of new mansard roof at third floor to provide additional church office and meeting room accommodation; new plant rooms at basement level, plant at new third floor level, new service tower within Piccadilly Building and demolition of vestry link building to create new entry to Church yard from Church Place; relocation of rectory accommodation from Piccadilly Building into Jermyn Street Building and erection of new second floor mansard to Jermyn Street Building to support rectory use; relocation of existing cafe accommodation from ground floor of Jermyn Street Building into ground and part basement floor of Piccadilly Building; alterations to St James's church including repair of spire, installation of plant within former bell tower, excavation beneath the south porch of the church; and reinstatement of south entrance door; alteration of Jermyn Street Building to provide new route between Jermyn Street and the churchyard, new railings to Jermyn Street, and re-landscaping of the North and Green Churchyards, and erection of new single storey garden pavilion in Green Churchyard.

Demolition of existing building, extension of existing basement and erection of a new building of ground, mezzanine, plus up to fourteen-storeys with terraces at tenth to fourteenth floor level, comprising office accommodation; flexible retail, restaurant, bar, community and leisure uses; internal pedestrian route with 'Village Square', plant at main roof level; servicing, cycle parking and highways, landscaping and associated works.

The replacement of the existing windows and partial over-cladding of the existing elevations. A 5 storey extension on the building frontage to enable 2 new modern lifts and a new accommodation staircase to be installed with a new reception at the ground floor level. The demolition of the existing rooftop plant room and the erection of additional office space partially covering the existing roof. The alteration of the existing vehicular access to form a new central combined entry and exit point and dedicated disabled parking together with new soft landscaping along the street frontage.