One Berkeley Street

Mayfair W1J
Mixed use development

Key Details

70-73 Piccadilly, London W1J 8HP
260000 sq ft
Use Classes
C1, E


One Berkeley Street is a mixed-use development on Piccadilly in Mayfair, London W1.

The 260,000 sq ft development will comprise a hotel, apartments, office and retail premises. 184-bed "1 Hotel London Mayfair", 60,000 sq ft of offices and 20,000 sq ft prime retail space.

Architects Allford Hall Monaghan Morris and specialist hotel architect Dexter Moren Associates.

1 Hotel London Mayfair
1 Hotel London's design will be nature-inspired, bringing the outdoors in. The 9-storey hotel will house 184 guest rooms, a celebrated farm-to-table restaurant with garden seating and a bespoke fitness and wellness centre. 1 Hotel London will also feature a communal lobby bar, designed to inspire gatherings, new friendships and create relaxed social energy.


2018 - Planning application submitted for: Part demolition of, and extensions to, the existing buildings, including a 2 storey roof extension; the refurbishment of the existing and creation of new office (Class B1), hotel (Class C1), retail (Class A1 - A5) and Leisure and non-residential institutions (Class D1 - D2) floorspace with ancillary functions; basement refurbishment works; the erection of a 2 storey retail pavilion on the corner of Piccadilly and Dover Street; Installation of plant at roof level; hard and soft landscaping works as part of an improved public realm offering at Dover Yard and pedestrian route between Dover Street and Berkeley Street, including the creation of additional retail outlets; and other ancillary works. 18/10021/FULL.

2016 - Planning permission for: Demolition of the existing buildings and redevelopment to construct a building of ground plus six-10 storeys with three basement levels; use of the property as residential accommodation (Class C3) comprising 52 residential dwellings, hotel accommodation with ancillary functions (Class C1) and either retail/financial and professional services/ restaurants or drinking establishments (Classes A1-A4) at part basement, ground and first floor levels; installation of plant; creation of terraces at seventh and eighth floor levels; installation of PV cells at main roof level; open space as part of an amended pedestrian access route between Dover Street and Berkeley Street, 60 car parking spaces, 151 cycle parking spaces and other ancillary works. Architect: Adjaye Associates, Cost Consultant: Core Five, Planning Consultant: DP9. Westminster Council ref. no. 15/01827/FULL.

2011 - Acquired by Crosstree.

Neighbouring Buildings

- The Ritz hotel opposite across Piccadilly

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Site & Location

The building is just a few steps from Green Park underground station and opposite The Ritz hotel.


Green Park Underground StationJubilee, Piccadilly, Victoria
Green Park Station14, 19, 38, 6, 9, N19, N38, N9, N97, 22, N22


Façade Engineering
Ecological Consultant
Cost Consultant
Hotel Operator
Main Contractor


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Information on this page is for guidance only and remains subject to change. Buildington does not sell or let this property. For more information about this property please register your interest on the original website or get in touch with the Connected Companies.