David Rosenfield is Partner at Lucosky Brookman, bringing with him a wealth of experience in white-collar defense, securities and bank regulatory defense, and civil litigation. Prior to joining Lucosky Brookman, David served as a Partner and the Chair of the White-Collar Defense and Investigations Practice at a boutique NYC law firm, following a successful tenure at Herrick, Feinstein LLP, where he was a member of that firm's White-Collar Defense and Investigations Practice. Prior to that, David was an Assistant U.S. Attorney at the U.S. Attorney's Office for the District of New Jersey, prosecuting primarily securities fraud cases.

With over 30 years of experience as a prosecutor and defense attorney, David's expertise covers a broad spectrum of legal matters. He has represented companies, individuals, and senior executives in high-profile and complex cases, handling criminal prosecutions, grand jury investigations, corporate internal investigations and securities, bank, consumer fraud, and healthcare regulatory matters. His representation extends to a plethora of federal agencies, state agencies, and self-regulatory bodies.

David has an impressive track record of handling both criminal cases and regulatory matters, successfully representing clients in a wide array of cases, including securities fraud, such as insider trading and "pump and dump" cases, money laundering, bribery, anti-trust, embezzlement, obstruction of justice, and more. His ability to navigate complex legal landscapes is complemented by his skill in conducting corporate internal investigations, which have spanned companies from an internationally recognized art gallery to major financial corporations.

In addition to his legal practice, David is a respected authority in his field, having authored numerous articles on topics such as false statements to the government, internal investigations, Special Counsel Robert Mueller's report, opioid cases, voluntary disclosure of wrongdoing by corporations, anti-money laundering compliance, and obtaining restitution from rogue employees. He has appeared on television, including CNBC and Bloomberg News, to discuss white-collar criminal matters, and has been quoted in national publications. Furthermore, he has served as a speaker and moderator on numerous panels, contributing to discussions on topics ranging from internal investigations to corporate compliance.

David's dedication to his profession extends beyond his practice. He served as the Chairperson of the White-Collar Crime Committee of the American Bar Association’s Business Law Section for three years, leading initiatives and promoting the understanding of white-collar crime issues within the business law legal community.

David earned his J.D. from the University of Pennsylvania Law School and his B.A., with distinction, from The Ohio State University. He is admitted to practice in the State of New York, the State of New Jersey, the Southern District of New York, the Eastern District of New York, and the District of New Jersey.

In all his endeavors, David is guided by a steadfast commitment to his clients, an in-depth understanding of the law, and a passion for achieving the best possible outcomes. His broad client base and extensive experience handling both high-profile and "below the radar" cases exemplify his versatile and pragmatic approach to law.


  • University of Pennsylvania Law School
  • The Ohio State University

Bar and Court Admissions

  • New York
  • New Jersey
  • Southern District of New York
  • Eastern District of New York
  • District of New Jersey