Devon Self Storage, one of the largest privately owned national self storage developers and operators, manages over 151+ properties and approximately 100,400+ units nationally. Founded in 1988 by Ken Nitzberg, and now a member of The Inland Real Estate Group of Companies, Inc. Devon has established itself as a leader in the self storage industry having owned, managed, or developed more than 350 self storage facilities in 34+ states and three European countries. Inland and Devon are both headquartered in Oak Brook, Illinois.