Extra Space Storage, Inc. is a real estate investment trust, which engages in the acquisition, operation, management, development, and redevelopment of professionally managed self-storage properties. It operates through the following segments: Rental Operations; Tenant Reinsurance; and Property Management, Acquisition, and Development. The Rental Operations segment includes lease operations of stores. The Tenant Reinsurance segment consists of reinsurance of risks relating to the loss of good stored by tenants in the firm's stores. The Property Management, Acquisition, and Development segment manages, owns, develops, and sells stores. The company was founded by Kenneth Musser Woolley on April 30, 2004 and is headquartered in Salt Lake City, UT.