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Katherine P. Onyshko is a litigation associate in the firm's New York office. Her practice focuses on complex commercial litigation, government investigations, and white-collar criminal defense. Ms. Onyshko represents clients across a variety of industries, including life sciences, media and entertainment, technology, public policy, financial services, and academic institutions. Ms. Onyshko handles major internal investigations of sexual misconduct at schools and other institutions; the representation of individual clients in criminal matters; and represents clients in Foreign Corrupt Practices Act ("FCPA") and corruption-related internal investigations.

  • Represented companies in Department of Justice investigations concerning allegations of both domestic and foreign corruption.
  • Conducted internal investigations for national U.S. financial institutions in response to bank regulatory inquiries.
  • Represented a financial technology company facing potential regulatory enforcement.
  • Conducted independent investigation of sexual misconduct in an academic institution.
  • Represented multinational pharmaceutical manufacturer in Securities and Exchange Commission investigation and Wells process, and secured negligence-based settlement related to alleged accounting irregularities and disclosure issues.
  • Represented client in Department of Justice investigation, resulting in criminal prosecution of, and court-ordered restitution from, individuals for fraud against client.

Pro Bono

  • Representation of juvenile defendant eligible for resentencing.
  • Representation of mother and child in asylum hearing.
  • Advisor to national organization on matters relating to gun violence prevention.

Previous Experience

  • United States Peace Corps, Senegal (2009-2011)