National Storage Affiliates Trust operates as a real estate investment trust. The company is headquartered in Greenwood Village, Colorado and currently employs 1,155 full-time employees. The company went IPO on 2015-04-23. The firm is focused on the ownership, operation and acquisition of self-storage properties located within various metropolitan statistical areas across the United States. The firm owns approximately 1,101 self-storage properties, located in 42 states and Puerto Rico, comprising approximately 71.8 million rentable square feet in approximately 564,000 storage units. The properties are managed with a local operational focus of the Company and its participating regional operators (PROs). The firm also managed through its property management platform an additional portfolio of 185 properties owned by the Company's unconsolidated real estate ventures. These properties contain approximately 13.5 million rentable square feet, in approximately 111,000 storage units and located across 21 states. The Company’s operating partnership subsidiary is NSA OP, LP.