David is a member of the firm’s White Collar Defense, Investigations and Corporate Compliance Practice Group; a member of the International Trade Compliance Practice Group; and Co-Chair of the National Security Practice Group. David’s defense and compliance practice at Wiggin and Dana draws heavily on his extensive experience in government enforcement and national security affairs, most recently as Chief of the Counterintelligence and Export Control Section (CES) in the National Security Division at the Department of Justice (DOJ).

David represents companies and individuals in federal white-collar criminal investigations and regulatory enforcement actions, as well as in congressional investigations, Inspector General investigations, and national security matters, including transactions subject to review by the Committee on Foreign Investment in the United States (CFIUS). He also counsels companies and individuals regarding compliance with the Foreign Agents Registration Act (FARA), U.S. export control and sanctions laws, the Foreign Corrupt Practices Act (FCPA), and government ethics laws.

Over the course of his career, David has represented clients in a range of significant matters.  A sample includes:

• Successfully defending at trial an Iranian-American engineer employed at a nuclear power plant in Arizona, who had been charged with unlawfully exporting computer software from the plant to Iran without a license from the Department of the Treasury’s Office of Foreign Assets Control (OFAC).

• Representing a scientist at a National Laboratory under criminal investigation for economic espionage and violations of U.S. export control laws.

• Representing an employee of the Central Intelligence Agency (CIA) in a federal criminal investigation regarding the leak of classified information.

• Counseling strategic communications firms, law firms, and consulting firms on whether contemplated business activities required registration under FARA.

• Representing an official of the Internal Revenue Service (IRS) in parallel investigations of IRS targeting of political advocacy organizations applying for tax-exempt status by the U.S. Department of Justice, the House Committee on Oversight and Government Reform, the Senate Committee on Finance, and the Department of the Treasury's Office of the Inspector General for Tax Administration.

• Representing a senior official of the Bureau of Alcohol, Tobacco, Firearms, and Tobacco (ATF) in parallel investigations of "Operation Fast and Furious" by the House Committee on Oversight and Government Reform, the Senate Judiciary Committee, the Office of the Inspector General of the U.S. Department of Justice, and the Office of Special Counsel.

• Representing an FBI agent and a U.S. Government contract employee in criminal prosecutions by the U.S. Department of Justice regarding the misuse of government computer systems.

• Conducting an internal investigation of an international shipping company’s re-export of U.S. goods to Iran.

• Representing a government contractor in an investigation of criminal violations of the False Claims Act by the Office of Inspector General of a U.S. intelligence agency.

• Representing a company in the investigation of Representative Charles Rangel by the Committee on Ethics of the U.S. House of Representatives.