Michael M. Rosensaft

Michael Rosensaft focuses his litigation practice on representing individuals and businesses in white collar criminal matters, regulatory enforcement matters, corporate internal investigations, insurance and health care fraud, and complex civil litigation.

Prior to joining Katten, Mr. Rosensaft served as an Assistant United States Attorney for the Southern District of New York. In that capacity, Mr. Rosensaft oversaw the investigation and prosecution of numerous criminal cases involving terrorism, international money laundering, export violations, bribery of foreign officials, narcotics trafficking, RICO/organized crime, murder, bank fraud, wire fraud, health care fraud and computer crimes. Mr. Rosensaft is an experienced trial attorney and appellate advocate and was responsible for all aspects of litigation as a federal prosecutor—from pre-indictment investigation and grand jury practice through discovery, motion practice, trial and appeal. Throughout his tenure as an Assistant United States Attorney, Mr. Rosensaft worked closely with federal investigative and administrative agencies including the Federal Bureau of Investigation, the Internal Revenue Service, the Office of Foreign Assets Control and the State Department. He also coordinated federal prosecutions with law enforcement and government officials in other countries, including working with United Nations and Guatemalan prosecutors in the investigation and indictment of the former president of Guatemala, Alfonso Portillo, for money laundering.

Mr. Rosensaft previously practiced with Cleary Gottlieb Steen & Hamilton LLP. Prior to that he served as law clerk to the Honorable Jane R. Roth of the US Court of Appeals for the Third Circuit.

Mr. Rosensaft received his BA from Johns Hopkins University and his JD from the University of Pennsylvania Law School. During law school, he served as articles editor for the University of Pennsylvania Journal of Constitutional Law and received the Fred G. Leebron Memorial Prize for the best paper in the field of constitutional law. He is admitted to practice in New York.

Publications

• Author, “More Securities Fraud Cases Now Involve Foreign Regulators,” Law360 (April 19, 2013)
• Quoted, “Bin Laden Son-in-Law Pleads Not Guilty, Lawmakers Blast Move to Use Civilian Courts,” FOX News (March 8, 2013)
• Quoted, “Bin Laden Son-in-Law Charged by U.S. in Terrorism Case,” Bloomberg (March 7, 2013)
• Author, "Aggressive Wiretap Affirmed with Little Fanfare," Law360 (February 20, 2013)
• Quoted, “Justice Department's Use of Deferred Prosecution Causes Backlash,” Compliance Week (January 15, 2013)
• Author, "International Sharing of Evidence: A 2-Way Street," Law360 (January 8, 2013) 
• Author, "New International Focus on Prosecution of White-Collar Crime," New York Law Journal (November 23, 2012)
• Quoted, "Katten Muchin’s Rosensaft Defends Deferred Prosecutions," Corporate Crime Reporter (October 10, 2012)
• Author, "Criticism Of DPAs and NPAs Is Unwarranted," Law360 (September 25, 2012)
• Author, "The Role of Purposivism in the Delegation of Rulemaking Power to the Courts," 29 Vermont Law Review 611 (2005)