First Potomac Realty Trust is a self-administered, self-managed real estate investment trust that focuses on owning and operating industrial and flex properties in the Washington, D.C., metropolitan area and other major markets in Virginia and Maryland. The company owns a 123-building portfolio totaling approximately 9.2 million square feet. Its largest tenant is the U.S. Government. First Potomac Realty Trust is publicly traded on the New York Stock Exchange under the ticker symbol FPO. The company is located in Bethesda, Md.