Northwest Building LLC is one of the Puget Sound Region's largest commercial-real estate development and management firms.  The company currently owns and manages 4.2 million feet of industrial warehouse space spread over 40 buildings.  Industrial parks include Lakewood Industrial Park, Port Commerce Center in Tacoma, Fife Commerce Center and Valley Freeway Corporate Park.  NWB is also the developer, owner and manager of the downtown Seattle landmark office building, The Norton Building.