18 Conduit Street Mayfair W1S Timeline News and progress updates from 18 Conduit Street new development in Mayfair W1S Post a new milestone Levy Real Estate is now marketing the office space at the recently refurbished 18 Conduit Street. The high-end fully-fitted workspace offers 400-3,500 sq ft... 20/09/2022 by Buildington Planning permission granted Planning permission granted for the erection of extension to the rear at first to fifth floors; rationalisation of the rear elevation including new glazed openings;... 16/10/2020 by Buildington