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Benjamin G. Greenberg is the former U.S. Attorney for the Southern District of Florida. Ben is a seasoned litigator who represents corporations and individuals in criminal and civil government investigations involving the Foreign Corrupt Practices Act (FCPA), health care fraud, SEC matters, financial institution fraud, money laundering, and the False Claims Act (FCA). Ben’s clients include private equity funds, pharmaceutical and medical device manufacturers, banks, health care providers, and international companies in the technology, financial services, and investment space. Ben also conducts internal corporate investigations and advises clients on a wide array of compliance and regulatory issues. Ben uses his deep government experience and knowledge of international legal matters to help international clients navigate national and local matters involving the Department of Justice, the SEC, foreign governments, and other law enforcement agencies. Ben is also an experienced trial attorney who has tried more than twenty cases to verdict in federal court.

As U.S. Attorney, Ben was the chief federal law enforcement officer for one of the largest and busiest offices in the country, responsible for overseeing more than 200 attorneys and close to 500 employees. In this capacity, Ben worked closely with the Criminal Division and the National Security Division in Washington to supervise high profile and complex cases in South Florida. Ben also traveled abroad to meet with senior law enforcement officials regarding joint investigations and to develop strategies for combating transnational crime.

As U.S. Attorney, Ben oversaw prosecutions under the Foreign Corrupt Practices Act (FCPA) involving the bribery of foreign government officials, securities and financial fraud, a healthcare fraud takedown of 124 defendants responsible for $337 million in false billing, dozens of health care related False Claims Act cases, and national security prosecutions. As a trial attorney, Ben convicted the CEO of a major financial institution for securities fraud, bank fraud, and conspiracy in one of the most noteworthy corporate fraud cases in South Florida history. He also led the extradition and prosecution of Ze’ev Rosenstein in a case of first impression against the leader of one the most dominant Israeli organized crime syndicates.

Ben received numerous honors and awards from the FBI, ATF, Department of Homeland Security, DEA, IRS and various other law enforcement agencies.

Prior to law school, Ben was selected as a Rotary Ambassadorial Fellow to study at the Pardes Institute of Jewish Studies in Jerusalem.


  • White collar crime
  • Health care fraud
  • Foreign Corrupt Practices Act
  • Internal investigations
  • False Claims Act
  • Government investigations
  • Money laundering



  • Convinced DOJ to forego criminal securities and investment fraud charges against a large technology company with operations in multiple jurisdictions.
  • Represented target in large criminal health care fraud investigation resulting in no charges being filed.
  • Representation of private equity fund and its CEO in a grand jury investigation conducted by the FBI and U.S. Attorney’s Office.
  • Obtained the release of client’s multimillion-dollar asset in forfeiture litigation involving OFAC enforcement and proceedings in foreign courts.
  • Represent Fortune 500 company in affirmative cyber-fraud litigation resulting in judgments in client’s favor.
  • Corporate and individual representations in FCPA and money laundering investigations involving Latin America.
  • Representation of various companies in the pharmaceutical, medical device, and health care industries in False Claims Act investigations throughout the country.
  • Convinced the SEC to drop investigation into claims against large corporate client; represent companies and individuals in SEC investigations under Section 17(a) of the Securities Act and Sections 10(b) and 15(a)(1) of the Exchange Act.
  • Advise companies and individuals on law enforcement issues during due diligence phase of mergers and other corporate transactions.
  • Represented companies in DOJ investigations relating to PPP fraud.
  • Advise U.S. citizens facing criminal charges in Europe and Latin America on extradition and other related matters.
  • Represent companies and individuals seeking removal from various State and Treasury Department sanctions programs.
  • Convicted the CEO of a large bank holding company in one of the largest corporate fraud cases in Miami.
  • Litigated high profile international extradition matters involving Latin American, Middle Eastern, and European countries.°
  • Prosecuted dozens of cases involving financial institution fraud, violent crime, money laundering, public corruption, drug trafficking, the Bank Secrecy Act, and national security.°

°The above representations were handled by Mr. Greenberg prior to his joining Greenberg Traurig, P.A.

  • United States Department of Justice, Office of the U.S. Attorney for the Southern District of Florida, 2000-2019
    • Senior Litigation Counsel, 2019
    • United States Attorney, 2017-2018
    • First Assistant United States Attorney, 2010-2017 and 2018-2019
    • Chief, Narcotics Section, 2009-2010
    • Chief, Special Prosecutions Section, 2008-2009
    • Deputy Chief, Major Crimes Section, 2006-2008
    • Assistant U.S. Attorney, Criminal Division, 2000-2006
    • Appellate Division, 2000

Recognition & Leadership

  • Listed, The Best Lawyers in America, Criminal Defense: White-Collar, 2022-2024
  • Listed, Chambers USA Guide, Litigation: White-Collar Crime & Government Investigations, 2023
  • Listed, South Florida Legal Guide, "Top Lawyer," 2021
  • Listed, The Legal 500 United States
    • Corporate Investigations and White-Collar Criminal Defense, 2022-2023
    • Corporate Investigations and White-Collar Criminal Defense: Advice to Corporates, 2021
    • Corporate Investigations and White-Collar Criminal Defense: Advice to Individuals, 2021
  • Listed, The Legal 500 Latin America Guide, "Latin America: International – City Focus: Miami," 2021-2024
  • Selected, National Law Review, "Go-To Thought Leader: Finance Law - Anti-Money Laundering Legislation," 2021
  • Recognized, Daily Business Review, “Most Effective Lawyer – Criminal Law,” 2006
  • Board Member, American Jewish Committee
  • Board Member, Muslim-Jewish Advisory Council


  • J.D., Georgetown University Law Center, 1999
  • B.A., cum laude, University of Pennsylvania, 1993
  • Hon. Jon Phipps McCalla, U.S. District Court for the Western District of Tennessee, 1999-2000
  • Florida