Tom Delaney is based in Mayer Brown’s Washington DC office and is a senior leader of Mayer Brown's global Financial Services Regulatory & Enforcement practice. He advises a wide range of financial services entities, including banks, savings associations, ILCs, fintechs, insurance companies, payment providers and funds, based in the US and abroad.   Tom assists clients to meet their US compliance obligations law while maximizing platform and product opportunities and strategic alliances.   He is particularly adept at resolving  regulatory, supervisory, and structural impediments to client’s corporate objectives.  When necessary he oversees the conduct of internal investigations, advises on remediation measures and aggressively defends financial services firms that become the target of regulatory enforcement proceedings and/or Congressional investigations.

Chambers USA 2021 reports that Tom is “highly sought after by financial services groups for his assistance with complex regulatory compliance issues” and that clients “praise him for his core strengths in banking enforcement matters.” Tom is a leading authority on anti-money laundering and sanctions compliance.  Additionally he has substantial experience advising domestic institutions and FBOs with respect to their federal and state licensing obligations as well as Bank Holding Company Act, Volcker Rule, affiliate transaction, governance, risk management and whistleblower matters.   Clients count on Tom to provide thoughtful strategic advice when they are confronted with novel business challenges or high-stakes threats to their operational viability or reputational integrity.

Tom has been practicing law for more than 30 years, initially as an attorney with the US Treasury Department’s Office of Thrift Supervision. He entered private practice in 1991 and joined Mayer Brown in 2006. Prior to practicing law, he served on the staff of the Committee on Financial Services of the US House of Representatives and on the staff of the US Senate. He has represented clients before the Federal Reserve, the Department of Treasury, the Federal Deposit Insurance Corporation (FDIC), the Securities and Exchange Commission (SEC), the Financial Crimes Enforcement Network (FinCEN), the Office of Foreign Assets Control (OFAC), and the Consumer Finance Protection Bureau (CFPB). Also, he has appeared before various state authorities, including in New York, California, Illinois, Florida, and the District of Columbia. In addition to financial services firms, Tom has advised foreign governments on their establishment of regulatory and enforcement systems that conform with international standards, including those specified by such bodies as the OECD’s Financial Action Task Force.

Spoken Languages

  • English


American University Washington College of Law, JD

Georgetown University, BA


  • District of Columbia


  • American Bar Association, Section of Business Law