David Zinn has extensive experience in white collar criminal defense and complex civil litigation. Mr. Zinn's criminal practice has involved the representation of individuals and companies under investigation and/or indictment for accounting fraud, tax fraud, money laundering, securities fraud, environmental crimes, price fixing, government contract fraud, bank fraud, and obstruction of justice. He has also directed numerous corporate internal investigations involving matters of business fraud. Mr. Zinn's civil practice has focused on complex commercial matters, often involving allegations of securities or other business fraud. Mr. Zinn joined Williams & Connolly LLP in 1993, and has been a partner since 2000. Prior to joining Williams & Connolly, Mr. Zinn served as Special Assistant to the General Counsel of the CIA, where he represented the CIA in connection with Congress' October Surprise investigation. He is Co-Chair of the American Bar Association's White-Collar Crime Subcommittee on Transnational Criminal Matters.