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Daniel Suleiman represents institutions and individuals in high-stakes white collar and litigation matters. He specializes in criminal and civil government investigations and litigation, internal investigations, U.S. Foreign Corrupt Practices Act investigations, Congressional investigations, and other matters involving significant criminal and civil risk. He has first-chaired trials in felony criminal cases and litigated matters in federal and state court. Mr. Suleiman also serves as Co-Chair of the firm’s Aerospace, Defense, and National Security Industry Group.

From 2010-2013, Mr. Suleiman served as a senior official in the U.S. Department of Justice’s Criminal Division, including as Deputy Chief of Staff & Counselor to the Assistant Attorney General. In 2015, he was named one of Washington, DC's "40 most promising lawyers age 40 and under" by the National Law Journal.

  • Lead counsel for global financial institution in U.S. Foreign Corrupt Practices Act investigation.
  • Lead counsel for leading automotive supplier in fraud investigation by U.S. Department of Justice.
  • Co-lead counsel for multiple government contractors in parallel criminal and civil investigations by U.S. Department of Justice.
  • Co-lead counsel for airbag manufacturer Takata Corporation in connection with criminal investigation by U.S. Department of Justice.
  • Lead counsel for Asiana Airlines in investigation by National Transportation Safety Board into crash of Asiana flight 214 at San Francisco International Airport.
  • Lead counsel for individual in criminal investigation into binary options industry by U.S. Department of Justice. 
  • Lead counsel for husband and wife nearing indictment by U.S. Department of Justice on various criminal tax fraud charges.
  • Lead counsel for former executive of Fortune 100 company in U.S. Foreign Corrupt Practices Act investigation.

Pro Bono

  • First-chaired multiple felony jury trials in Circuit Court for Montgomery County, Maryland; recently secured mistrial and subsequent dismissal of all charges in felony burglary trial.
  • Lead counsel for former prosecutor in investigation by U.S. Department of Justice’s Office of Professional Responsibility. 
  • Lead counsel for inmate challenging conditions of detention in Virginia corrections system. Won reinstatement of Section 1983 Complaint in the Fourth Circuit. 
  • Counsel to plaintiff in Wone v. Price, et al., a $20 million wrongful death suit arising out of the murder of Washington lawyer Robert Wone.

Memberships and Affiliations

  • Board Member, Columbia Law School Alumni Association of Washington, DC

Previous Experience

Mr. Suleiman returned to Covington in July 2013 after serving as Deputy Chief of Staff & Counselor to the Assistant Attorney General overseeing the Justice Department’s Criminal Division, Lanny A. Breuer. As the third-highest ranking Criminal Division official, Mr. Suleiman helped oversee approximately 600 lawyers and 1,000 employees, and manage an annual budget of approximately $600 million. He advised the Assistant Attorney General on a wide range of federal law enforcement priorities, with particular focus on U.S. Foreign Corrupt Practices Act and financial fraud enforcement. He also worked closely with other department leaders and committees on Capitol Hill, regularly briefing lawmakers on department initiatives in the areas of financial fraud enforcement, Medicare fraud enforcement, and other criminal law policy and prosecution issues. At the Justice Department, Mr. Suleiman co-led a criminal investigation of a major financial institution arising out of a Congressional report on the Wall Street financial crisis. He also gained extensive experience handling Congressional oversight investigations involving the U.S. Department of Justice, and successfully argued a criminal appeal in the D.C. Court of Appeals.

  • National Law Journal, "DC Rising Star" (2015)
  • Washington DC Super Lawyers, Criminal Defense: White Collar "Rising Star" (2014, 2015, 2016, 2017)