Thomas E. Donilon

Senior Of Counsel

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Tom Donilon serves as Senior Of Counsel to the firm. Drawing on his distinguished career in government and the private sector, Tom counsels senior business executives, entrepreneurs, and company boards as they develop strategies to address their highest level business, legal, and policy issues in the United States and abroad. A leading national security expert with an extensive global network, Tom has deep experience in global strategy, cybersecurity, financial services, and corporate governance.

He returned to the firm in 2014 after serving in the administration of President Barack Obama for more than four years, most recently as National Security Advisor. In that capacity Tom oversaw the US National Security Council staff, chaired the cabinet level National Security Principals Committee, and was responsible for the coordination and integration of the administration's foreign policy, intelligence, and military efforts. Tom served as the President’s personal emissary to a number of world leaders, including President Hu Jintao and President Xi Jinping, President Vladimir Putin, King Abdullah of Saudi Arabia, and Prime Minister Benjamin Netanyahu. President Obama has said that “Tom Donilon has been one of the most effective national security advisors our country has ever had.”


Corporate & Government Experience

  • US National Security Advisor
  • Assistant to the President


Bar Admissions

  • District of Columbia


  • University of Virginia, J.D., 1985: Editorial Board, Virginia Law Review
  • Catholic University of America, B.A., 1977: summa cum laude; Phi Beta Kappa; Catholic University President’s Award as Outstanding Graduate

Professional Activities


  • Council on Foreign Relations
  • Aspen Strategy Group
  • Defense Policy Board
  • Trilateral Commission
  • Honorary Trustee
  • The Brookings Institution

Public Appearances



Other Remarks