When an anchor tenant occupying 53 percent of the building vacated in December 2003, 400 North Belt's overall occupancy sank to 32 percent. Owned by Parkway Properties, Inc., a regional REIT, 400 North Belt is a 12-story, 225,000-square-foot, Class A office property. In 2003 it was faced with serious leasing challenges in a submarket with a 30 percent vacancy rate and a negative yearly absorption of 400,000 square feet.