Brandywine Realty Trust was organized and commenced its operations in 1986 as a Maryland real estate investment trust. It is a self-administered and self-managed real estate investment trust, or REIT, that provides leasing, property management, development, redevelopment, acquisition and other tenant-related services for a portfolio of office and industrial properties. It owns its assets and conducts its operations through the Operating Partnership and subsidiaries of the Operating Partnership. As of December 31, 2012, the company manages its portfolio within seven segments: (1) Pennsylvania Suburbs, (2) Philadelphia Central Business District ("CBD"), (3) Metropolitan Washington D.C, (4) New Jersey/Delaware, (5) Richmond, Virginia, (6) Austin, Texas and (7) California. The Pennsylvania Suburbs segment includes properties in Chester, Delaware, and Montgomery counties in the Philadelphia suburbs. The Philadelphia CBD segment includes properties located in the City of Philadelphia in Pennsylvania. The Metropolitan Washington, D.C. segment includes properties in Northern Virginia and suburban Maryland. The New Jersey/Delaware segment includes properties in Burlington, Camden and Mercer counties and in New Castle County in the state of Delaware. The Richmond, Virginia segment includes properties primarily in Albemarle, Chesterfield, Goochland and Henrico counties and Durham, North Carolina. The Austin, Texas segment includes properties in Austin. The California segment includes properties in Oakland, Concord, Carlsbad and Rancho Bernardo. As of December 31, 2012, it owned 221 properties, consisting of 193 office properties, 19 industrial facilities, five mixed-use properties, two redevelopment properties and two re-entitlement properties that contain an aggregate of approximately 25.1million net rentable square feet. The properties are located in or near Philadelphia, Pennsylvania, Metropolitan Washington, D.C., Southern and Central New Jersey, Richmond, Virginia, Wilmington, Delaware, Austin, Texas, and Oakland, Concord, Carlsbad and Rancho Bernardo, California. The Company competes with domestic and foreign financial institutions, other REITs, life insurance companies, pension funds, partnerships and individual investors.