Extra Space Storage, Inc. is a self-administered and self-managed real estate investment trust (REIT). The Company owns, operates, manages, acquires, develops and redevelops self-storage properties (stores) and provides lending to owners of stores located throughout the United States. Its segments include self-storage operations and tenant reinsurance. Its self-storage operations segment includes rental operations of wholly owned stores. Its tenant reinsurance segment includes the reinsurance of risks relating to the loss of goods stored by tenants in its stores. The Company owns and operates 4,344 self-storage properties, which comprise approximately 3.0 million units and approximately 335.6 million square feet of rentable storage space operating under the Extra Space brand. It offers customers a selection of conveniently located and secure storage units across the country, including boat storage, RV storage and business storage.