Tim Finn's practice focuses on complex litigation, financial regulation, and national security. He has represented major corporate clients in significant cases involving bank regulation, securities laws, RICO, the Foreign Corrupt Practices Act, the Antiterrorism Act, and the USA PATRIOT Act.

Tim represented First American Corporation and First American Bankshares in proceedings and investigations arising from the collapse of the Bank of Credit and Commerce International and, more recently, Banco Delta Asia in U.S. Treasury Department administrative proceedings concerning money laundering. He has played a leading role in current matters involving national security, including actions against prominent Middle Eastern entities accused of financial ties to terror organizations and claims relating to the U.S. military action against the El-Shifa pharmaceutical facility in Sudan. Tim also represents major corporate clients in legislative initiatives at the state and federal levels.

Tim served in the U.S. Department of Justice as associate deputy attorney general and prior to that as deputy assistant attorney general in the Office of Legal Policy.