PS Business Parks, Inc. is a self-advised and self-managed real estate investment trust (REIT). The Company owns, operates, acquires and develops commercial properties, primarily multi-tenant industrial, industrial-flex and low-rise suburban offices. The Company owns and operates approximately 27.6 million rentable square feet of commercial space in six states, consisting of 97 parks and 673 buildings. The Company also held a interest in a joint venture entity which owns Highgate at The Mile, an approximately 395-unit multifamily apartment complex located in Tysons, Virginia, and an interest in a joint venture formed to develop Brentford at The Mile, an approximately 411-unit multifamily apartment complex also located in Tysons, Virginia. Its assets are held, and its business is conducted, through PS Business Parks, L.P. (the Operating Partnership).