Stephen M. Sweeney (born June 11, 1959) is an American executive and Democratic Party politician who currently serves as the President of the New Jersey Senate since 2010. He has served in the New Jersey Senate since 2002, where he represents the 3rd Legislative District. He has been the President of the New Jersey Senate since January 12, 2010. A Union Ironworker by trade, Sweeney is frequently described as a political power broker in New Jersey politics, and identifies as a moderate and a fiscal conservative.