Public Storage is an equity real estate investment trust. It engages in the acquisition, development, ownership, and operation of self-storage facilities in the United States and Europe. The firm's self-storage facilities offer storage spaces for lease on a month-to-month basis for personal and business use. It also has interests in commercial properties containing commercial and industrial rental space and ancillary operations, which include reinsurance of policies against losses to goods stored by its self-storage tenants and and retail operations comprising merchandise sales. Public Storage was founded in 1971 and is based in Glendale, California.