Prentiss Properties Trust is a renowned investment trust carrying out real estate business. They carry out services related to management, ownership, leasing, acquisition, and even develop primary office properties of the region. They also provide effective administrative service, including taxing, accounting, legal, maintenance and even management. The trust carries out their operation across the regions of mid Atlantic and several parts of California. The Trust was established in 1987. In 2006, Prentiss Properties Trust, the real estate Trust of Dallas, was acquired by Brandywine Realty Trust. The merger led to the development of the biggest full-service offering real estate company of the nation.