Partner
Jenner & Block LLP

Andrew Weissmann is a partner in Jenner & Block’s New York office and a member of the Firm’s White Collar Criminal Defense and Counseling Practice. He is joined in that practice by eighteen former federal prosecutors and SEC attorneys. Mr. Weissmann is a nationally-recognized white collar litigator, and in 2007 he was named one of the “100 Most Influential People in Business Ethics” by Ethisphere magazine. He represents U.S. and foreign corporations and executives in connection with criminal and civil investigations, including representation before the Department of Justice, the Securities and Exchange Commission, and state and local authorities.
Mr. Weissmann was also appointed by two federal courts to serve as a Special Master overseeing gun dealers that had been sued by the City of New York as part of its effort to curtail the flow of illegal firearms into the City. He also is a member of the board of Manhattan Legal Services.

Mr. Weissmann joined Jenner & Block after serving as the Director of the Enron Task
Force, the Chief of the Criminal Division of the United States Attorney’s Office for the
Eastern District of New York, and the Special Counsel to the Director of the Federal Bureau of Investigation. As Enron Task Force Director, Mr. Weissmann oversaw the prosecution of more than 30 individuals in connection with the company’s collapse, including the indictments of Kenneth Lay, Jeffrey Skilling, and Andrew Fastow.
Previously, Mr. Weissmann served as Chief of the Criminal Division in the U.S.
Attorney’s Office for the Eastern District of New York where he supervised over 110 prosecutors. Mr. Weissmann oversaw a wide array of white collar crime investigations involving, among others, securities, FCPA, health care, environmental, computer crime and tax fraud. In addition, Mr. Weissmann personally prosecuted dozens of corrupt brokers and short sellers for stock market manipulation.

An experienced jury trial lawyer, Mr. Weissmann successfully tried more than 25 cases, including major racketeering prosecutions. Those included the successful prosecution
of the boss of the Genovese Crime Family, Vincent Gigante, as well as scores of leaders and members of the Gambino and Colombo families. Mr. Weissmann was also selected by the Director of the Federal Bureau of Investigation to be his Special Counsel, where he worked on a variety of confidential national security matters.
Mr. Weissmann has written and lectured widely on compliance and other white collar matters, speaking in the U.S. and overseas to private and public companies, boards of directors, professional associations, conferences and law schools. He has been an adjunct professor of law and clinical professor at Fordham Law School and Brooklyn Law School.

Mr. Weissmann graduated from Columbia Law School as a Harlan Fiske Stone Scholar. At Columbia, he received the Negroni Award and was on the Managing Board of the Columbia Law Review. Mr. Weissmann earned his B.A., magna cum laude, from Princeton University where he received the Walter Phelps Hall Senior Thesis Prize and a European Cultural Studies Certificate. He also attended graduate school on a Fulbright Fellowship at the University of Geneva. Mr. Weissmann is admitted to the Bars of the U.S. Supreme Court, the U.S. Court of Appeals for the Second Circuit, and the U.S. District Courts of the Eastern District and the Southern District of New York.