DiamondRock Hospitality Company, is a lodging-focused Maryland corporation operating as a real estate investment trust (REIT). It owns a portfolio of 27 premium hotels and resorts that contain 11,590 guest rooms. It also holds the senior note on a mortgage loan secured by an additional hotel and has the right to acquire, upon completion, a hotel under development. Its portfolio is concentrated in key gateway cities and destination resorts. Each of its hotels is managed by a third party and are operated under a brand owned by one of the global lodging brand companies (Marriott International, Inc. (Marriott), Starwood Hotels & Resorts Worldwide, Inc. (Starwood) or Hilton Worldwide (Hilton)). In April 2014, DiamondRock Hospitality Co sold its Oak Brook Hills Resort which is located in suburb of Chicago. In September 2014, DiamondRock Hospitality Co acquires The Hilton Garden Inn Times Square Central and acquired the fee simple interest in a 106-room boutique hotel, The Inn at Key West.