Northwestern University School of Law
Sheldon T. Zenner is the national head of Katten's Litigation and Dispute Resolution Practice, and served as the national head of the firm's White Collar Defense, Internal Investigations and Compliance Practice for more than 20 years. He is also a member of the firm's board of directors. Mr. Zenner concentrates his practice in white-collar criminal and complex civil litigation and is involved in matters concerning antitrust, securities, health care, customs, FCPA, education and tax issues. He regularly counsels boards of directors, audit committees and special committees on compliance and corporate governance issues and has represented countless companies and individuals throughout his career. Mr. Zenner also focuses on corporate compliance, assists businesses establishing effective compliance programs, and has conducted numerous internal investigations. He has extensive experience negotiating on behalf of companies and executives with the Department of Justice, the SEC and US attorneys' offices throughout the country.
Mr. Zenner graduated from Northwestern University in 1974 and earned his law degree, cum laude, from Northwestern University School of Law in 1978, where he was on the staff of The Journal of Criminal Law and Criminology. Upon graduating from law school, Mr. Zenner clerked for Judge Marvin E. Aspen in the US District Court for the Northern District of Illinois. In 1981, Mr. Zenner joined the United States Attorney's Office in Chicago as an Assistant United States Attorney, where he held various senior supervisory positions until joining Katten in 1989 to start the firm's White Collar Defense, Internal Investigations and Compliance Practice.
Mr. Zenner has regularly been included among The Best Lawyers in America (1995–2012) and in the annual listing of Leading Lawyers in Illinois. He was named one of the top business crime defense lawyers in the country as part of Who's Who Legal: The International Who's Who of Business Lawyers; recognized in Benchmark Litigation: The Definitive Guide to America's Leading Litigation Firms & Attorneys (2008–2012); listed in Chambers USA: America's Leading Lawyers for Business (2007–2012) as a leader in his field; and included in Illinois Super Lawyers (2005–2012). Mr. Zenner was the recipient of the Legal Assistance Foundation of Metropolitan Chicago's 2010 Champion for Justice Award. His trials and investigative skills both as a prosecutor and as a defense lawyer have been chronicled in books and films as well as in The Wall Street Journal, The New York Times, Financial Times, USA Today and the Chicago Tribune, among others.
Local Litigation Star (2015) - Illinois
Local Litigation Star (2014) - Illinois
Local Litigation Star (2013) - Illinois
General Commercial, Securities, White Collar Crime