Ken Breen Email and Phone Number

A partner in the White Collar Defense and Investigations practice in New York, Kenneth Breen has earned a national reputation as a leading trial lawyer on high-profile criminal defense matters. He defends corporations and executives in high-stakes investigations and trials involving a myriad of issues including securities fraud, health care fraud, consumer protection issues, money laundering, and anti-corruption allegations, often under intense media scrutiny. Many of these matters involve law enforcement and regulatory agencies from multiple jurisdictions and cross-border legal issues. He has tried 48 cases to verdict and argued 12 appeals as a federal prosecutor and defense attorney.Ken is the former global chair of the investigations and white collar practice at another leading U.S. law firm. In ranking Ken among the leaders in White Collar & Government Investigations, Chambers USA notes that his clients hold him in "high esteem" and praise his "very shrewd mind," "exceptional legal vision," and "ability to look across the full spectrum of white-collar issues." According to Chambers, he impresses clients as "a very strong advocate," "an extremely clear thinker," "great communicator," "very focused, incredibly direct and also really strategic," "dedicated, tireless and [someone who] can quickly and effectively understand legal issues and the business needs of his clients," and "phenomenal - [….] very good at his craft and […] a great strategist." Clients also describe him as an "extraordinarily effective trial counsel" who "comes with the experience, gravitas and intellect" that lets the other side know that he will be "really prepared to try the matter."Prior to private practice, Ken served as a federal prosecutor in the U.S. Attorney's Office for the Eastern District of New York, where he was Deputy Chief of the Business and Securities Fraud Section, and, prior to that, in the U.S. Department of Justice Tax Division.