David George Nason (born October 6, 1970) is an American lawyer, government official and corporate executive from Washington, DC. He served as the president and CEO of GE Energy Financial Services, a unit of General Electric (GE) from 2013 to 2018. Previously at GE, he was the Chief Regulatory Officer and Compliance Leader at GE Capital. Nason is one of 190 GE officers globally. From 2005–2009 he served as Assistant Secretary for Financial Institutions under Treasury Secretary Henry M. Paulson, during which time he was a key architect of the federal government's response to the financial crisis of 2008.