23-25 Eastcheap EC3M Timeline News and progress updates from 23-25 Eastcheap new development in EC3M Post a new milestone The Grade II* listed 31-35 Eastcheap building has been granted planning permission by the City of London for a mansard roof extension, reports Trehearne Architects.... 09/01/2017 by Buildington The Thackeray Estate are now on-site implementing their plans to transform the prominent parade of six mixed-use properties at 23-39 Eastcheap in c.35,000 sq. ft. Grade... 23/07/2015 by Buildington New on Buildington - 23-25 Eastcheap in London EC3. 10/04/2012 by Buildington