Overview Public Storage (PSA) is one of America’s largest REITs, a far cry from its first self-storage facility built in 1972. Principally, PSA acquires, develops, owns and operates self-storage facilities and is headquartered in Glendale CA. The company owns and operates thousands of facilities throughout the United States and Europe, occupying more than 142M sq. ft. of net … [Read more...] about Public Storage REIT