Fraser Bond are the leading lettings and property management agents for Leconfield House - London W1J. Leconfield House is a proposed office building redevelopment on Curzon Street in Mayfair, London W1. The new plans designed by EPR Architects see the reconfiguration and extension of Leconfield House to change the building’s use from an office to a very specialist private members’ hotel. Key Features - An active ground floor, with the lowest two floors with a new stone facade and a specialist retail area; Bar and Restaurant facility over the ground and basement floor; Retail and gallery area.