Geoff Pyatt

Ambassador Pyatt most recently served as Assistant Secretary of State for Energy Resources where he led the G7+ effort to mobilize international support for Ukraine’s energy resilience and reduce Russia’s energy revenues. As America’s chief energy diplomat, Ambassador Pyatt advanced energy partnerships with key allies and partners including Japan, the Republic of Korea, India, Australia, Brazil, and the European Union, and directed U.S. diplomatic efforts to diversify supply chains for critical minerals to power the energy transition.

Prior to his confirmation as Assistant Secretary, Ambassador Pyatt was U.S. Ambassador to Greece during the Obama, Trump, and Biden administrations, and Ambassador to Ukraine from 2013 to 2016. In Greece, Ambassador Pyatt led efforts to build regional energy cooperation and worked with U.S. partners to expand bilateral cooperation in shipbuilding, high technology, military coordination, and education. He was widely recognized for his leadership as U.S. Ambassador to Ukraine during Russia’s 2014 invasion of Crimea. In Washington, he also served as Principal Deputy Assistant Secretary of State for South and Central Asia Affairs and was Deputy Chief of Mission at the U.S. Mission to the International Organizations in Vienna, where he represented the United States to the International Atomic Energy Agency.

Among other recognitions Ambassador Pyatt is a recipient of the Secretary of Defense Meritorious Civilian Service Medal (DoD’s second highest civilian honor) and the Secretary of State’s Distinguished Honor Award. He holds a MA in international relations from Yale University and a BA in political science from the University of California, Irvine.