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

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

Republican State Committee of Delaware

Michael Castle Former Republican Congressman from Delaware & former Delaware governor

John Thune US Senator from South Dakota (2005-present); former US Representative (1997-2003)

Scott P Brown US ambassador to New Zealand, former Republican US Senator from Massachusetts

Campaign for a New American Century

Michele M Rollins Republican donor and former candidate for the U.S. House from Delaware; widow of John W. Rollins Sr

Paul Ryan Former US Representative from Wisconsin

Tom Campbell US Representative from California; Dean of Chapman University School of Law

Federal Election Campaign Contributions