Simon Cataldo

Counsel / Boston, MA

P   ‭617.573.9400‬

Mr. Cataldo has a depth of experience litigating complex white collar matters and business disputes.

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His practice focuses on government investigations, civil litigation, and election law. Prior to joining the firm, Mr. Cataldo served as a Trial Attorney at the Public Integrity Section of the United States Department of Justice, where he handled prosecutions involving elected and appointed government officials, including federal and local law enforcement officials, a judge, and politicians, as well as lobbyists and businesspersons. He has prosecuted violations of federal conspiracy, bribery, Hobbs Act extortion, wire and mail fraud, RICO, Travel Act, criminal contempt, and false statements laws, as well as the Federal Election Campaign Act. At DOJ, Mr. Cataldo partnered with numerous U.S. Attorney’s Offices and led investigative teams that included agents from the FBI, IRS, ICE, DHS, and the Offices of Inspector General at multiple federal agencies. He also contributed substantially to the most recent edition of the DOJ’s Federal Prosecution of Election Offenses Manual.

Since joining the firm, Mr. Cataldo has represented clients facing investigations by federal and state enforcement agencies, including the U.S. Department of Justice, Massachusetts Office of the Attorney General, Massachusetts Office of Campaign Finance, Massachusetts State Ethics Commission, and Massachusetts Department of Public Health. He has also represented individuals and businesses in complex civil litigation and arbitrations in California, Massachusetts, New York, Rhode Island, and Tennessee.

In 2016, Mr. Cataldo served as a Special Assistant U.S. Attorney at the U.S. Attorney’s Office for the District of Columbia, where he tried over a dozen cases to verdict in the Superior Court of the District of Columbia. Before joining DOJ, Mr. Cataldo clerked on the U.S. Court of Appeals for the First Circuit.

At the University of Virginia School of Law, Mr. Cataldo was Managing Editor of The Virginia Law Review. Mr. Cataldo graduated order of the coif (top ten percent of graduation class). He was the recipient of the James C. Slaughter Honor Award, presented by the faculty to an outstanding member of the graduating class, and the Ritter Prize for extraordinary honor, character and integrity. During law school Mr. Cataldo also worked as a Summer Associate at Cravath, Swaine & Moore LLP.

Prior to law school, Mr. Cataldo was a special education math teacher in Harlem with Teach for America, and was awarded the Amgen Fellowship for leadership in math and science. Mr. Cataldo founded Harlem Lacrosse, a school-based nonprofit that provides academic, emotional, and athletic support for at-risk youth and that now operates in public schools in Boston, Baltimore, New York, Philadelphia, and Los Angeles. Mr. Cataldo is from Concord, Massachusetts, where he lives with his wife and children.

  • Trial Attorney, Public Integrity Section, U.S. Department of Justice
  • Special Assistant U.S. Attorney, District of Columbia
  • J.D., University of Virginia School of Law, Managing Editor, Virginia Law Review
  • B.A., Colorado College
  • Massachusetts
  • New York
  • The Honorable William J. Kayatta, U.S. Court of Appeals for the First Circuit