PS Business Parks, Inc., a member of the S&P MidCap 400, is a REIT that acquires, develops, owns, and operates commercial properties, primarily multi-tenant industrial, flex, and office space. As of December 31, 2020, the Company wholly owned 27.7 million rentable square feet with approximately 5,000 commercial customers in six states. The Company also held a 95.0% interest in a 395-unit apartment complex and a 98.2% interest in an entity developing a 411-unit multifamily apartment complex.