Fraser Bond are the leading lettings and property management agents for 30 Berkeley Square - London W1J. 30 Berkeley Square is a commercial building in Mayfair, London W1. Planning permission granted for external alterations to and the re-configuration of the sixth and seventh floors to provide additional office accommodation (Class B1). Dual/Alternative use of part of the ground floor and basement for retail and/or offices (Use Class A1/B1), re-modelling of the ground floor facade and the creation of new entrances onto Davies Street. Creation of terraces at fifth, sixth and seventh-floor levels;.