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

George W Bush 43rd US president, ex-governor of Texas, son of George H W Bush

Allen West Tea Party-backed Congressman elected in 2010 (R-Fla.)

John McCain US Senator and Representative from Arizona

Connie Mack IV Former US Representative from Florida

National Republican Congressional Committee

Marco Rubio Secretary of State. former US Senator from Florida; 2016 GOP presidential primary candidate

Steven Daines US Representative from Montana

Senate Conservatives Fund PAC aligned with Ted Cruz

Federal Election Campaign Contributions