Alteration and extension, including: substantial demolition of the fifth floor and full demolition of the sixth floor; alterations to the facades at fourth floor level; erection of a new three storey roof extension at fifth to seventh floor levels for office use, with a landscaped amenity terrace and plant room at eighth floor level; and other associated works.

Internal and external refurbishment works comprising the retention and cleaning of the existing facades, modifications to the secondary entrance at the corner of Bouverie Street and Tudor Street, and the rationalisation of internal floorplates (ii) extension of the building at fifth and sixth floor level to create additional B1 office floorspace (iii) the provision of landscaped roof terraces at levels, five, six, and seven (v) Installation of a new entrance fronting Tudor Street (vi) demolition of mansard roof of 26 Tudor Street and erection of replacement mansard roof.

External refurbishment works comprising the retention and cleaning of the existing facades, and the modification of the secondary entrance fronting Bouverie Street and Tudor Street. (ii) the extension of the building at fifth and sixth floor level to create additional B1 office floorspace (iii) Change of use from offices (Class B1) to a flexible use for either Class A1/A3/B1 at ground floor level, (iv) the provision of landscaped roof terraces at levels five, six, and seven (v) Installation of a new entrance fronting Tudor Street (vi) demolition of mansard roof of 26 Tudor Street and erection of replacement mansard roof.

External alterations to the existing building (Class E), including the part demolition of the existing roof and rear facade, and erection of a new 2 storey roof extension and extensions to the rear at floors 1-7; creation of a new accessible roof terrace and a plant enclosure at roof level; refurbishment works to the front facade including stone repair, replacement tiling, and lowering of principal entrances and other associated works; works to the north facade including introduction of new door and window at ground floor level; flexible use of part ground and part lower ground floors for either Office (Class E) or Restaurant and Cafe (Class E)/ Drinking Establishment (Sui Generis); and other associated works.

Planning permission is sought for alterations and extension of the building including: (i) reconfiguration of main entrance including new sesame lift; (ii) alterations to eastern lightwell including extension into existing service riser with new windows and refurbishment of external fire escape stairs/lift; (iii) replacement of rooftop plant rooms, lowering of south eastern corner rooftop wall and erection of roof top lobby with associated landscaped amenity terrace; and (iv) removal of cycle shelter and car parking on riverside terrace and replacement with landscaped amenity area and installation of sesame lift to riverside level (25sq.m).

External and internal alterations of the building including: (i) fabric removal and refurbishment works on all floors; (ii) replacement of all windows; (iii) installation of two additional lift shafts and lifts; (iv) extension of floor slabs into service risers; (v) removal of half landing toilet floors; (vi) reconfiguration of main entrance and foyer including new sesame lift, new doorways in internal wall, platform lifts to ground floor level and installation of new sesame lift at riverside level; (vii) alterations to eastern lightwell including extension into service riser with new windows and refurbishment of external fire escape stairs/lift; (viii) replacement of plant including rooftop plant rooms, lowering of south eastern corner rooftop wall and erection of roof top lobby with associated landscaped amenity terrace; (ix); and internal alterations to level -2 to create new cycle parking, changing facilities and waste storage facilities.

(i) Demolition of roof top plant enclosure, rear service ramp and removal of cladding to facilitate the refurbishment, recladding and extension of the existing Office (Class B1(a)) building at 150 Aldersgate Street to create a basement, ground plus nine storey building, including rear and roof top extensions, infill extensions to the rear courtyard (ground plus two storeys) to link with 3-4 Bartholomew Place; (ii) a part change of use at ground floor from Office (Class B1) to Cafe (Class A1). (iii) erection of a new building Office (Class B1(a) at 3-4 Bartholomew Place comprised of basement, ground plus three storeys; (iv) the amalgamation of the two buildings; (v) the creation of new accessible and inaccessible terraces, green roofs, hard and soft landscaping, and creation of external courtyards; (vi) upgrade works to Braidwood Passage, including new lighting; and (vii) reconfiguration of the loading bay and associated works.

Erection of a one and two storey roof extension to form two residential units (Use Class C3) with associated amenity terraces.

Erection of a single storey mansard roof extension and associated works (total increase in floorspace: 21sq.m).

Change of use of part of the ground floor and ground floor mezzanine from office (Class B1) to restaurant (Class A3) (395 sq.m); the erection of a ground floor extension (165sq.m) for restaurant use (Class A3); extension of existing ground floor mezzanine (289 sqm) for restaurant use (Class A3); and associated works.