Agency network project Stefano Petri: sharing Great Estate’s Values to become a partner Great Estate Network , Press Office , Stefano's Column Mar 04, 2014 No Comments Edited by Alessandra Conforti During 2014 one of the objectives of Great Estate & Chesterton real estate group is to further expand its borders, networking with an increasing number of agencies that have agreed to share the Group’s values, by · · ·