Matthew Oster's practice focuses on complex commercial litigation in state and federal court as well as representing individuals and corporate clients in criminal and civil investigations. Mr. Oster has represented clients in white collar criminal investigations, civil antitrust suits, product liability actions, and internal investigations. He has represented clients in a range of industries, including Fortune 500 companies.

Mr. Oster maintains an active and diverse pro bono practice, representing clients in affordable housing, criminal defense, and nonprofit incorporation matters.

Prior to joining the firm, Mr. Oster interned with the United States Attorney's Office for the District of Maryland and the Major Investigation Unit of the Baltimore City State's Attorney's Office. While in law school, he served as the Web Development Editor of the Cornell Law Review. In this role, he led the creation of, the journal's online publication.

Prior to law school, Mr. Oster worked as an analyst for a major online advertising network.


DOJ Bouncing Back Already? FCA Recoveries Up in the First Quarter of FY2019
Qui Notes: Unlocking the False Claims Act
Global Anti-Corruption Insights: Winter 2017
Update on Recent Enforcement, Litigation, and Compliance Developments
Global Anti-Corruption Insights: Summer 2016
Update on Recent Enforcement, Litigation, and Compliance Developments
Vermont Becomes First State to Require Labeling of Genetically Engineered Food

Seller Beware: Consumer Protection Insights for Industry


  • JD, Cornell Law School, 2013
  • BS, University of Maryland at College Park, 2008
  • BA, University of Maryland at College Park, 2008
  • District of Columbia
  • Maryland
  • US District Court, District of Maryland
  • US Court of Appeals for the Fourth Circuit

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