Overview

David L. Haller is a partner in Holland & Knight's Washington, D.C., and Tysons offices and a member of the firm's Litigation and Dispute Resolution Practice. Mr. Haller focuses his practice in the areas of litigation and dispute resolution, and white collar defense and investigations.

For over a decade, Mr. Haller has represented clients involved in high-stakes white collar, regulatory, and commercial litigation in state and federal courts throughout the country. He has also represented clients involved in high-profile investigations conducted by the U.S. House of Representatives, U.S. Senate, U.S. Department of Justice, U.S. Securities and Exchange Commission, and state attorneys general. 

Among his many and varied representations, Mr. Haller has provided litigation and investigation counsel to U.S. senators accused of insider trading, Saudi royals accused of human trafficking, National Football League franchise owners accused of financial fraud, national banks accused of fraudulent transfers, and multinational banks accused of market manipulation, securing favorable results for his clients in each instance.

Before joining Holland & Knight, Mr. Haller served as a judicial law clerk to the Honorable Adalberto J. Jordan of the U.S. Court of Appeals for the Eleventh Circuit, and to the Honorable Patricia A. Seitz of the U.S. District Court for the Southern District of Florida.

During law school, Mr. Haller served as an intern at the U.S. Attorney's Office for the Southern District of Florida. 

Mr. Haller's significant engagements include:

Litigation and Dispute Resolution

  • In re LIBOR-Based Financial Instruments Antitrust Litigation
    Representation of a multinational bank in response to a civil class action complaint filed in the U.S. District Court for the Southern District of New York alleging violations of the Commodity Exchange Act; the LIBOR litigation involved the manipulation of an interest rate benchmark underpinning $350 trillion in financial instruments and, therefore, the largest financial fraud in history
  • Tekle v. Al Saud
    Representation of a royal family in response to a civil complaint filed in the U.S. District Court for the Eastern District of Virginia alleging violations of the Victims of Trafficking and Violence Protection Act; the Al Saud litigation involved the alleged trafficking of a domestic worker and, therefore, potential violations of federal statutes imposing penalties of up to life imprisonment
  • In re The Receivership of Physicians United Plan Inc.
    Representation of a national bank in response to a civil complaint filed in the Ninth Judicial Circuit Court of Florida alleging violations of various Florida statutes including Florida's Uniform Fraudulent Transfer Act; the Physicians United Plan litigation involved alleged fraudulent transfers in excess of $35 million and, due to several trebling provisions, over $400 million in potential liability

White Collar Defense and Investigations

  • U.S. House of Representatives
    Representation of a professional sports franchise in response to a U.S. House of Representatives investigation into its employment practices
  • U.S. Senate
    Representation of a U.S. senator in response to a U.S. Senate investigation into his involvement in insider trading
  • U.S. Department of Justice
    Representation of a multinational bank in response to a U.S. Department of Justice investigation into its client's involvement in a drug trafficking conspiracy
  • U.S. Securities and Exchange Commission
    Representation of a Fortune 500 corporation in response to a U.S. Securities and Exchange Commission investigation into its accounting practices
  • U.S. Department of Defense
    Representation of a defense contractor in response to a U.S. Department of Defense investigation into its provision of services to the U.S. Armed Forces
  • U.S. Department of Homeland Security
    Representation of a royal family in response to a U.S. Department of Homeland Security investigation into its treatment of a domestic worker
  • Office of the Attorney General for the District of Columbia
    Representation of a network of nonprofit organizations in response to an Office of the Attorney General for the District of Columbia investigation into its use of funds

Credentials

Education
  • University of Miami School of Law, J.D., magna cum laude
  • The University of Tampa, B.A., magna cum laude
Bar Admissions/Licenses
  • District of Columbia
  • Florida
  • Virginia
Court Admissions
  • U.S. District Court for the District of Columbia
  • U.S. District Court for the Southern District of Florida
Honors & Awards
  • Holland & Knight Pro Bono All-Star, 2018, 2019, 2020, 2021, 2022, 2023
  • National College Honor Society
  • National Leadership Honor Society
  • National Political Science Honor Society
  • Presidential Scholarship, The University of Tampa
  • Political Science Scholarship, The University of Tampa
  • Oxford Honors Semester Abroad Scholarship, The University of Tampa

Publications

Speaking Engagements

News