BioMed Realty Trust, Inc. operates as a real estate investment trust (REIT) that focuses on providing real estate to the life science industry in the United States. Its tenants primarily include biotechnology and pharmaceutical companies, scientific research institutions, government agencies, and other entities involved in the life science industry. The company owns or has interests in 72 properties, representing 119 buildings with approximately 11.0 million rentable square feet. Its properties are located predominantly in the major U.S. life science markets of Boston, San Diego, San Francisco, Seattle, Maryland, Pennsylvania, and New York/New Jersey. The company qualifies as a REIT for federal income tax purposes. It would not be subject to federal corporate income taxes if it distributes at least 90% of its taxable income to its stockholders. BioMed Realty Trust was founded in 2004 and is based in San Diego, California.