PS Business Parks, Inc., a member of the S&P SmallCap 600, is a real estate investment trust (?REIT?) that acquires, develops, owns and operates commercial properties, primarily multi-tenant industrial, flex and office space. As of June 30, 2018, the Company wholly owned 28.3 million rentable square feet with approximately 5,000 commercial customers in six states and a 95.0% interest in a 395-unit apartment complex.