Jonathan C. Su

  • Partner
  • 555 Eleventh Street, NW
  • Suite 1000
  • Washington, D.C. 20004-1304
  • USA
  • T +1.202.637.1049


Jonathan Su is a partner in the Litigation & Trial Department of the Washington, D.C. office and a member of the White Collar Defense & Investigations Practice. He represents clients regarding federal investigations conducted by the Department of Justice (DOJ), the US Congress, and the Securities and Exchange Commission, among other federal institutions. As part of these representations, Mr. Su regularly advises senior executives and boards of directors regarding strategy and response to such investigations.

Before rejoining Latham, Mr. Su served as Special Counsel to President Barack Obama. In this role, he advised senior White House and Executive Branch officials on a wide range of matters, including Congressional investigations, risk management, nominations, personnel issues, litigation matters involving the White House, and matters relating to the DOJ. Mr. Su was responsible for engaging on behalf of the White House Counsel’s Office with senior officials of several cabinet agencies, including the DOJ and the departments of the Treasury, Health and Human Services, Homeland Security, Veterans Affairs, and several offices within the Executive Office of the President. Mr. Su was also responsible for advising the President on executive clemency matters.

Prior to joining the White House, Mr. Su was an Assistant United States Attorney in the District of Maryland. As a federal prosecutor, he conducted twelve jury trials to verdict. Among his first-chair matters includes the securing of trial convictions and guilty pleas of the leaders of a US$78 million Ponzi scheme, as well as leading the Maryland component of a joint Maryland / District of Columbia prosecution of a US$49 million embezzlement from the District of Columbia government. In 2011, then-United States Attorney Rod J. Rosenstein awarded him the US Attorney’s Award for Excellence in Prosecution of Fraud.


Mr. Su’s experience in private practice includes:

  • Representation of Mylan N.V. in response to Congressional inquiries regarding the EpiPen Auto-Injector
  • Representation of a worldwide technology services firm in responding to a Foreign Corrupt Practices Act investigation by the DOJ and the Securities and Exchange Commission (SEC)
  • Representation of a leading public accounting firm in response to investigations conducted by the SEC and the Public Company Accounting Oversight Board
  • Representation of former senior federal government officials in response to various Congressional investigations
  • Representation of a major financial institution, a technology services firm, a public accounting firm, an entertainment industry firm, and others in internal investigations worldwide

Mr. Su also serves as Chair of Latham’s Global Pro Bono Committee, which in 2017 provided over 236,000 hours of free legal services valued at approximately US$180 million. Earlier in his career, Mr. Su served as a law clerk to Judge Julian Abele Cook, Jr. of the US District Court for the Eastern District of Michigan, and Judge Ronald M. Gould of the US Court of Appeals for the Ninth Circuit.

Thought Leadership

  • Preparing for the New Investigative Priorities of the Next US Congress -  November 08, 2018
  • Second Circuit Reinforces FCPA’s Jurisdictional Limits -  August 29, 2018
  • Department of Justice Announces Review of Media Subpoena Policies -  August 28, 2017
  • DOJ Guidance Underscores Importance of Anti-corruption Due Diligence in International M&A Transactions -  January 09, 2015
  • How to Protect Attorney-client Privilege in Internal Investigations -  December 11, 2014
"Jonathan is an incredibly smart and talented lawyer who I trusted to handle some of the most sensitive matters in the White House."Former White House Counsel Kathryn Ruemmler
Bar Qualification
  • District of Columbia
  • Virginia
  • JD, Georgetown University Law Center, 2001
  • BA, University of California, Berkeley, 1998
  • White Collar Defense & Investigations
  • Litigation & Trial Practice