Mr Jonathan Sack > Morvillo Abramowitz Grand Iason & Anello P.C. > New York, United States > Lawyer Profile

Morvillo Abramowitz Grand Iason & Anello P.C.
NEW YORK, NY 10017
United States

Work Department



Jonathan S. Sack has extensive experience litigating complex civil and criminal cases. He represents individuals and companies in federal and state criminal, civil, and regulatory matters, and conducts internal investigations. He served for thirteen years as an Assistant U.S. Attorney for the Eastern District of New York, where he handled significant prosecutions in the areas of securities and financial institution fraud, Racketeer Influenced and Corrupt Organizations Act violations, export control offenses, money laundering, and drug trafficking. While Chief of the Criminal Division there, he oversaw investigations and prosecutions conducted by more than one hundred Criminal Division Assistant U.S. Attorneys in all areas of federal criminal law. He tried more than a dozen federal cases and has argued on numerous occasions in the Court of Appeals for the Second Circuit. In 1996, he received a Department of Justice Director’s Award for Superior Performance as an Assistant U.S. Attorney.


Partner, Morvillo Abramowitz Grand Iason & Anello PC, 2003; Law Clerk, Honorable W. Arthur Garrity, Jr., U.S. District Court for the District of Massachusetts; Associate, Cravath, Swaine & Moore LLP; Assistant U.S. Attorney, U.S. Attorney’s Office, Eastern District of New York; Chief of the Criminal Division, Eastern District of New York.


Jon is a member of the Advisory Committee on Civil Litigation of the United States District Court for the Eastern District of New York. He belongs to numerous professional organizations, including the American Bar Association, the New York City Bar Association, the Federal Bar Council, and the National Association of Criminal Defense Lawyers.


Yale Law School (J.D.), 1986; Harvard University (A.B., summa cum laude, Phi Beta Kappa), 1982.

Lawyer Rankings

United States > Dispute resolution > Corporate investigations and white-collar criminal defense

Morvillo Abramowitz Grand Iason & Anello P.C. is a New York-based boutique best known for individual representations, although it also handles significant matters for a variety of corporates. In one key matter, Robert Anello is representing a Venezuelan energy company and its co-founder in connection with an FCPA investigation by the DOJ and several US attorneys’ offices. Alongside Jodi Misher Peikin, he is representing an investment adviser in an SEC and Labor investigation relating to alleged violations of fiduciary duty obligations. In another highlight, Jonathan Sack is representing an individual in a matter relating to the transfer of Facebook data to Cambridge Analytica. Elkan Abramowitz and Judith Mogul are representing the New York Governor’s Office in an investigation and prosecutions in the Southern District of New York relating to charges of bribery and fraud against one of the Governor’s former aides and state contractor, as well as lobbying and potential conflicts of interest in the Buffalo Billion project. Other names to note include Benjamin FischerLawrence Iason and Catherine Foti.