The company has expanded its footprint with the acquisition of a 211,450-square-foot property located in Arlington. : Comstock Holding Cos. has purchased The Hartford Building, a 211,450-square-foot office building in Arlington, Va., from Heitman. The property last traded in 2010 for $112.6 million, according to Yardi Matrix. Comstock Commercial Management will be the manager of the property. The new owner acquired the asset in an all-cash deal. The Hartford Building occupies 1.1 acres at 3101 Wilson Blvd., just off the Clarendon Metro Station, within a cluster of eateries and retailers and less than 1 mile from downtown Arlington.