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Arielle Warshall Katz


Phone: 212.715.9368 Fax: 212.715.8000 New York

Arielle Katz’s practice focuses primarily on white collar criminal defense, SEC regulatory practice, and complex civil litigation.

Ms. Katz has represented individuals and corporations in high-profile and sensitive matters, including federal and state criminal cases, regulatory inquiries, corporate internal investigations, and grand jury investigations. Her representations have involved a broad range of issues, including allegations of securities and accounting fraud, accountant and auditor liability, money laundering, obstruction of justice, bribery, and Foreign Corrupt Practices Act violations.

Ms. Katz also has wide-ranging experience with factually complex financial cases, including representing a prominent international financial service firm in class action and multidistrict litigation. In addition, Ms. Katz has experience conducting investigations and civil discovery in a variety of foreign jurisdictions, including: Argentina, Brazil, Canada, The Cayman Islands, and Italy.

Ms. Katz is an active participant in the firm’s pro bono practice and was awarded The Legal Aid Society’s “Publico” Award for Outstanding Pro Bono Service. Recently, Ms. Katz served as an extern at the The Legal Aid Society Criminal Defense Division in Manhattan where she served as lead counsel in a wide variety of state criminal matters.

Ms. Katz was recognized as a Rising Star by New York Super Lawyers in 2014 and 2015.

Ms. Katz currently serves as a member of the firm’s Women’s Initiative Committee.

J.D., magna cum laude, Fordham University School of Law, 2005
  • Order of the Coif
  • Fordham Law Review
  • Moot Court Board
  • Recipient, Kevin Thomas Duffy Scholarship
  • Dean's List
  • Alpha Sigma Nu Honor Society
  • Business Editor, Dispute Resolution Society
B.A., summa cum laude, Phi Beta Kappa, Barnard College, Columbia University, 1998
  • Distinction on Senior Thesis "Beyond Man's Best Friend: The Social Roles of Dogs in Manhattan"
New York, 2006
U.S.D.C., Southern District of New York, 2007
    -Elizabeth Glaser Pediatric AIDS Foundation - Young Professionals Committee
    -League for the Hard of Hearing - Special Events Committee