Ambassador Stefanini is the former Permanent Representative of Italy to NATO.
In 1990, he was posted to Moscow as economic and then political counselor. Posted to Washington in September 1993, he was initially in charge of consular affairs and judicial bilateral U.S.-Italy cooperation. In August 1995, he became Senior Political Counselor with responsibility for political and military affairs. He followed U.S. foreign policy and specialized in the Balkans, European Security and NATO, and U.S.-Russia relations. In September 1998, he returned to the Ministry of Foreign Affairs and was assigned to the General Secretariat where he dealt with the reform of the Ministry. In July 1999, he was appointed Deputy Diplomatic Advisor to the President of the Republic of Italy.
He entered the Senior Foreign Service in June 2000 with the rank of Minister Plenipotentiary. In 2003, he became Deputy Chief of Mission at the Embassy of Italy in Washington, and served as Permanent Representative of Italy to NATO frm 2007 to 2010. Between 2007 and 2010, as Diplomatic Advisor to the Italian President, he provided analysis on international affairs, Transatlantic affairs, and security and defence capabilities. From 2013 to 2014 he served as Vice Chairman of OTO Melara, Finmeccanica.
He currently serves as Senior Advisor to the Podesta Group, Washington, non-resident Senior Fellow at the Atlantic Council in Washington, DC and also works as Columnist for La Stampa.