Mark Flinn is a litigation associate in the Washington, D.C. office. His practice focuses on SEC enforcement proceedings, white collar investigations, and securities litigation.

Mr. Flinn joined Debevoise in 2015. He received a J.D. in 2015 from Georgetown University Law Center, where he was a senior editor of The Tax Lawyer. He received a Bachelor of Business Administration, cum laude, from James Madison University in 2009.

Prior to joining the firm, Mr. Flinn worked as a legal intern for the U.S. Department of Justice, Criminal Division, and the U.S. Securities and Exchange Commission, Division of Enforcement. He also worked as an auditor for KPMG LLP before attending law school. Mr. Flinn is a Certified Public Accountant licensed in the Commonwealth of Virginia.


  • Georgetown University Law Center, 2015, J.D.
  • James Madison University, 2009, B.B.A.

Bar Admissions

  • Virginia
  • District of Columbia