About Extra Space Storage Inc. Extra Space Storage Inc., headquartered in Salt Lake City, is a fully integrated, self-administered and self-managed real estate investment trust. As of December 31, 2012, the Company owned and/or operated 910 self-storage properties in 34 states, Washington, D.C. and Puerto Rico. The Company's properties comprise approximately 610,000 units and approximately 67 million square feet of rentable storage space offering customers conveniently located and secure storage solutions, including business storage. Extra Space Storage is the second-largest owner and/or operator of self-storage properties and is the largest self-storage management company in the United States. For more information, visit www.extraspace.com.SOURCE Extra Space Storage Inc.