Jonathan Leiken
Senior Vice President and Chief Legal Officer and Corporate Secretary

Jonathan Leiken currently serves as senior vice president, chief legal officer and corporate secretary.  He oversees the organization’s global legal function and global corporate compliance program, and serves as corporate secretary to the Board of Directors.

Before joining Diebold, Leiken worked as a partner at global law firm Jones Day, where he represented public and private companies, boards of directors, special committees and individuals in complex civil lawsuits, significant government investigations and at trial. Leiken represented numerous public and private companies in the Fortune 500 in industries ranging from technology to manufacturing to retail and financial institutions. While at Jones Day, Leiken served as one of Diebold’s leading external counsel on various litigation and investigative matters.

Prior to joining Jones Day, Leiken served as a federal prosecutor, working as an assistant United States attorney in the criminal division of the U.S. Attorney’s Office for the Southern District of New York in the United States Department of Justice. As a federal prosecutor, Leiken successfully tried numerous criminal cases to jury verdict in New York federal court and represented the United States on appeal before the U.S. Court of Appeals for the Second Circuit.  Leiken received commendations from the Federal Bureau of Investigation, U.S. Department of State and numerous other federal agencies for his work in the Justice Department.

A Cleveland native, Leiken is an active contributor to the community in Northeast Ohio and is a past president of the Cleveland Metropolitan Bar Association, which advances justice and represents the interests of Northeast Ohio’s approximately 10,000 practicing lawyers and judges. For more than ten years, Leiken has served as an adjunct professor of law at Case Western Reserve University Law School where he teaches a course on prosecuting and defending white collar crime. Additionally, Leiken co-founded the CMBA's Criminal Law Section and created Criminal Justice Day for the Cleveland Metropolitan School District, teaching students about our criminal justice system. Leiken is a trustee of the Cleveland Metropolitan Bar Foundation, whose nationally recognized public outreach programs focus on improving the lives of youth and other vulnerable members of the community in Northeast Ohio, and he is an active contributor to Cleveland’s Legal Aid Society, which provides pro bono legal representation to underprivileged members of the community. Leiken was honored as public company General Counsel of the year by Crain’s Cleveland Business (2017) and is a past recipient of the ORT America Jurisprudence Award for professional contributions and community leadership (2016).

Leiken earned a juris doctorate degree from the University of Pennsylvania Law School and a bachelor's degree in political science from Brandeis University, both with honors. 

Let's Connect

I am interested in Go