20 Farringdon Street EC4A Timeline News and progress updates from 20 Farringdon Street new development in EC4A Post a new milestone HubHub, the co-work concept by HB Reavis, marks its London debut at 20 Farringdon Street, with memberships for its spaces now available. The “grow-working”... 28/02/2019 by Buildington 20 Farringdon Street development by HB Reavis in London EC4 - new on Buildington! 04/01/2017 by Buildington