SmartStop Self Storage REIT, Inc. is a self-managed REIT with a fully integrated operations team of more than 1,000 self-storage professionals focused on growing the SmartStop Self Storage brand. Through its indirect subsidiary SmartStop REIT Advisors, LLC, it also sponsors other self-storage programs and, via its Managed Platform, provides third-party management services in the U.S. and Canada. As of August 5, 2026, SmartStop had an owned or managed portfolio of more than 460 operating properties across 36 states, the District of Columbia, and Canada, totaling over 275,000 units and more than 35 million rentable square feet. SmartStop and its affiliates own or manage 53 operating self-storage properties across four Canadian provinces, totaling approximately 47,000 units and 4.7 million rentable square feet. The company was established in 2013 and incorporated in Maryland.