First Potomac Realty Trust, a real estate investment trust (REIT), engages in the ownership, development, redevelopment, and operation of industrial properties and business parks in the Washington, D.C. metropolitan area, and other markets in Maryland and Virginia. As of March 31, 2008, it owned approximately 11.4 million square feet. The company qualifies as a REIT under the Internal Revenue Code. As a REIT, it would not be subject to federal tax to the extent that it distributes at least 90% of its taxable income to its shareholders. First Potomac Realty Trust was founded in 1997 and is based in Bethesda, Maryland.