About Thomas Green

TOM GREEN for many years managed Sidley’s federal and state investigation and white collar defense practice group in Washington, D.C. He is a nationally known and highly regarded trial lawyer who has tried countless complex criminal and civil cases. In June of 2009, Chambers and Partners selected Tom for its USA Award for Excellence in the field of White Collar Criminal Defense and Government Investigations. He is among a very few trial lawyers in the United States who are ranked in Chambers’ Top Tier.

Tom has been featured in the National Law Journal as one of 11 “Winning” litigators in the United States, and named by Ethisphere Magazine to its Hall of Fame honoring “Attorneys Who Matter” in the United States. He has been selected by his peers over 45 successive years for inclusion in the top tier of “Best Lawyers in America,” and was named Best Lawyers‘ 2011 Washington, D.C. White Collar Lawyer of the Year. Tom is recognized as a Litigation Star in the United States in the 2014 and 2015 editions of Benchmark Litigation and included in Washingtonian magazine’s 2013 list of Washington’s Best Lawyers as one of the region’s “best legal minds” in the area of Criminal Defense, White Collar.

For many years, Tom has represented members of Congress and other public officials in responding to some of the most well-known and significant federal and Congressional investigations of official misconduct. He represented former Assistant Attorney General Robert Mardian during the trial of the Watergate case as well as a prominent businessman and political figure in the prosecution of former Maryland Governor Marvin Mandel. He also defended several government officials during the “Whitewater” Independent Counsel investigations. During the Iran-Contra investigation, Tom represented Retired Major General Richard V. Secord. Senator Donald W. Riegle, Jr. retained Tom in connection with the Senate Ethics Committee’s inquiry relating to Charles Keating. Tom has also represented former Assistant Secretary of State Elizabeth Tamposi in connection with various investigations into the State Department’s handling of former President Clinton’s passport records, as well as Senator David Durenburger against criminal charges filed by the Department of Justice. Tom also represented former Speaker of the U.S. House of Representatives Dennis Hastert in connection with federal criminal charges filed in the Northern District of Illinois.

In addition, Tom has represented numerous foreign and domestic corporations and corporate officials in connection with agency investigations and high-profile federal and state grand jury investigations pertaining to a wide variety of commercial, accounting, tax and financial fraud violations, as well as criminal antitrust, Foreign Corrupt Practices, environmental, immigration and securities violations. He has also counseled corporate clients on the implementation of compliance and anti-fraud programs, and in recent years he has assisted the World Bank in the development of its anti-fraud and corruption unit and has conducted significant investigations for the Bank regarding the integrity of the Bank’s lending programs. He has also conducted similar investigations for the Inter-American Development Bank. He has also been very involved in representing Swiss Bankers in connection with on-going Department of Justice investigations relating to their accounts for U.S. clients, and more recently in regard to DOJ’s Program for Non Prosecution Agreements for Swiss Banks.