Piedmont Office Realty Trust, Inc. (Piedmont) is a real estate investment trust (REIT). Piedmont is engages in the acquisition and ownership of commercial real estate properties throughout the United States, including properties that are under construction, newly constructed, or have operating histories. It conducts business primarily through Piedmont Operating Partnership, L.P. (Piedmont OP), which is a limited partnership. As of September 30, 2014, Piedmont owned 74 office properties, one redevelopment asset, and one office building through an unconsolidated joint venture. Piedmont's 74 consolidated office properties comprise 21.5 million square feet of primarily Class A commercial office space, and were 87.5% leased as of September 30, 2014. As of September 30, 2014, approximately 90% of Piedmont's annualized lease revenue was generated from nine large metropolitan office markets: Atlanta, Boston, Chicago, Dallas, Houston, Los Angeles, Minneapolis, New York, and Washington, D.C.