Blue Door AM I Announces Launch of Leveraged $28.4 Million DST Offering

Blue Door AM I, LLC, an indirect subsidiary of Strategic Storage Growth Trust III, Inc. (“SSGT III”), and an affiliate of SmartStop Self Storage REIT, Inc. (“SmartStop”) (NYSE: SMA), is pleased to announce the launch of Blue Door Property III, DST (“Blue Door III”), a leveraged and diversified Delaware Statutory Trust (DST) investment program.

The program seeks to raise approximately $28.4 million in equity. The portfolio is currently financed with approximately $24.2 million of non-recourse debt, representing an estimated 46% loan-to-value (LTV) ratio. This offering will allow investors to access a historically resilient real estate asset class and defer taxes while reinvesting in professionally managed self-storage properties.

Blue Door III offers accredited investors the opportunity to participate in the self-storage sector through a portfolio of three institutional-quality properties located in Orlando, Florida, Dallas, Texas and Phoenix, Arizona. The Orlando property consists of approximately 550 units and 65,700 net rentable square feet, the Dallas location features approximately 670 units and 74,100 net rentable square feet, and the Phoenix property includes approximately 710 units and 82,400 net rentable square feet.

About Strategic Storage Growth Trust III, Inc. (SSGT III):

Strategic Storage Growth Trust III, Inc. (“SSGT III”) is a Maryland corporation that elected to qualify as a REIT for federal income tax purposes. SSGT III’s primary investment strategy is to invest in growth-oriented self-storage facilities and related self-storage real estate investments in the United States and Canada. As of December 2, 2025, SSGT III has a portfolio of seven operating properties in the United States, comprising approximately 6,040 units and 655,275 net rentable square feet; five operating properties in Canada, comprising approximately 3,180 units and 326,190 net rentable square feet; and joint venture interests in three developments in two Canadian provinces (Québec and British Columbia). In addition, Blue Door Asset Management I, a subsidiary of SSGT III, serves as the sponsor of three Delaware Statutory Trusts, which currently own eight operating properties in the United States comprising approximately 5,420 units and 697,400 net rentable square feet.

About SmartStop Self Storage REIT, Inc. (SmartStop):

SmartStop Self Storage REIT, Inc. (“SmartStop”) (NYSE: SMA), 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. SmartStop, through its indirect subsidiary SmartStop REIT Advisors, LLC, also sponsors other self-storage programs, and through its indirect subsidiary Argus Professional Storage Management, LLC, offers third-party management services in the U.S. and Canada. As of December 2, 2025, SmartStop has an owned or managed portfolio of more than 460 operating properties in 34 states, the District of Columbia, and Canada, comprising approximately 270,000 units and more than 35 million rentable square feet. SmartStop and its affiliates own or manage 49 operating self-storage properties in Canada, which total approximately 42,200 units and 4.3 million rentable square feet. Additional information regarding SmartStop is available at www.smartstopselfstorage.com.

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