Mitt Romney U.S. senator from Utah, former Massachusetts governor

Republican National Committee U.S. political committee that leads the Republican Party of the U.S., a/k/a The Grand Ol' Party/GOP

Barack Obama 44th President of the United States

National Republican Senatorial Committee Campaign committee for Republican U.S. Senate candidates

Monday Morning Political Action Committee PAC tied to Newt Gingrich

Illinois Republican Party

Vermont Republican Federal Elections Committee

Idaho Republican Party

Oklahoma Leadership Council

Massachusetts Republican State Congressional Committee

Federal Election Campaign Contributions