Jon Stevens Corzine (born January 1, 1947) is an American financial executive and retired politician who served as a United States Senator from New Jersey from 2001 to 2006, and the 54th governor of New Jersey from 2006 to 2010. Corzine ran for a second term as governor but lost to Republican Chris Christie. A member of the Democratic Party, he previously worked at Goldman Sachs; after leaving politics, he was CEO of MF Global from 2010 until its collapse in 2011.