21-23 Farm Street Mayfair W1J Timeline News and progress updates from 21-23 Farm Street new development in Mayfair W1J Post a new milestone The contractor has completed the reinforced concrete frame and the final shape of the building is now showing, reports architect MSMR. The steelworks have begun and... 11/09/2018 by Buildington Demolition of the existing building at Farm Street has completed and site set-up is due to begin next week, reports MSMR. See photos at msmrarchitects.co.uk. 10/10/2017 by Buildington 21-23 Farm Street development in Mayfair, London W1 - new on Buildington! 08/04/2017 by Buildington