Jason Kleinwaks

Associate Washington, D.C.
Jason Kleinwaks
Jason Kleinwaks is an associate in Weil’s Washington, D.C. office where he focuses his practice primarily on a range of high-stakes complex commercial litigation. 

Jason litigates complex commercial disputes, class actions, and appeals in federal and state courts across the country. He has experience handling claims involving a wide variety of subjects, including securities fraud, ERISA, the False Claims Act, residential mortgage-backed securities, accounting, government contracting, employment, breach of contract, and various business torts. Jason has also worked on teams counseling corporate and individual clients in connection with government investigations related to the Anti-Kickback Statute, the Foreign Corrupt Practices Act, and U.S. sanctions violations. Jason has worked on behalf of clients spanning a multitude of industries, including health insurance, financial services, online retail, food and beverages, environmental services, pharmaceuticals, betting and gaming, and automobile manufacturing.

Prior to joining Weil, Jason served as an Assistant United States Attorney in the Northern District of California where he was a member of the office’s Organized Crime Drug Enforcement Task Force (OCDETF) unit and General Crimes unit. As an AUSA, Jason worked with federal agencies to investigate and prosecute an array of offenses involving, among other things, narcotics trafficking, firearms, fraud, money laundering, child exploitation, and robbery.  A number of these investigations carried a digital component, including online child exploitation, darknet narcotics trafficking, and cryptocurrency laundering.  Before serving as an AUSA, Jason worked as an associate at international law firms in both New York and Washington, D.C.  

Jason is interested in data privacy and cybersecurity issues, and he previously co-authored a two-part series for U.S. companies confronting the EU’s General Data Protection Regulation (GDPR):

Jason served as a law clerk to the Honorable Gerald A. McHugh of the United States District Court for the Eastern District of Pennsylvania and, later, to the Honorable Thomas I. Vanaskie of the United States Court of Appeals for the Third Circuit.  He earned his J.D., cum laude, from The University of Pennsylvania Law School, where he was a Senior Editor of the University of Pennsylvania Law Review and a member of the Moot Court Board.  He received his B.S. in Finance, with High Distinction, from Pennsylvania State University.