Refurbishment and extension of the existing office building to include; external works to facades, new windows and doors throughout, infilling of the rear lightwell over basement and ground level, alterations to the existing roof structure to facilitate an occupiable external terrace, and extension of the existing lift shaft and stair core by 1 additional floor to create terrace access.

Alterations and extension to existing Class E building, comprising part removal and replacement of existing 6th floor within the erection of 3 storey roof extension and roof top plant. Extension to ground floor within Leman Street and remodelling of office entrances. External alterations including replacement of existing glazing. Extensions and alterations to Prescot Street elevation. Extensions to rear aspect of building at ground to 8th floor. Replacement of external roof top terraces.

Refurbishment of the existing building for continued office use including the reconstruction of the rear ground extension; new rear terrace; rationalisation of plant equipment; replacement of windows; internal alterations; upgrades to services, fabric repairs and altered decorations; and conversion of the third and fourth floors to ancillary accommodation for The Mercers' Company (as per 15/01308/FULL and 15/01309/LBC).

Refurbishment of the existing building for continued office use including the reconstruction of the rear ground extension; new rear terrace; rationalisation of plant equipment; replacement of windows; internal alterations; upgrades to services, fabric repairs and altered decorations; and conversion of the third and fourth floors to ancillary accommodation for The Mercers' Company (as per 15/01308/FULL and 15/01309/LBC).

Extensions and alterations to the rear and interior of the existing office building (Use Class E) to provide upgraded office space at floors lower ground to 3, along with the provision of one residential dwelling (Use Class C3) within a newly created two storey roof extension levels 4 and 5 with a small roof terrace at 4th floor.

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.

(i) Refurbishment of the building and extension at levels 6 and 7; (ii) creation of a new plant enclosure at level 8; (iii) replacement of the office entrance; (iv) relocation of existing ground floor cafe (Class E) use and associated external alterations; (v) creation of roof terraces and associated hard and soft landscaping; (vi) provision of cycle parking and associated facilities; (vii) and other ancillary works.

External alterations including, facade and fenestration replacement and replacement office entrance; part demolition and extension at roof level to create a roof top pavilion for Class E use and reconfigure the plant room; creation of roof terrace at 7th floor and associated hard and soft landscaping; provision of cycle parking and associated facilities; and other ancillary works.

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.

Alterations to, and extension of, the existing building, including: (i) New ground floor frontages and entrances to Threadneedle Street and Bartholomew Lane; (ii) Rear extensions at second to seventh floors to provide additional office floorspace (387sq.m GIA); (iii) Change of use at part basement level -1 and part ground floor from Class B1 and Class A2 use to part Class B1 (120sq.m GIA), Part flexible use for either Class A1, A2, A3 or B1 (278sq.m GIA) and part flexible use for either Class A1, A2 or B1 (394sq.m GIA); (iv) Provision of new roof terraces at the rear of the building at first, second and third floors; and (v) installation of replacement plant enclosure at the rear of the building at first floor level. (Total increase in floorspace 387sq.m GIA).