Mitt Romney
U.S. senator from Utah, former Massachusetts governor
Allen West
Tea Party-backed Congressman elected in 2010 (R-Fla.)
American Crossroads
Super PAC that raises funds from donors to advocate for certain candidates of the Republican Party.
Phil Gramm
US Representative and Senator from Texas
Mark W Neumann
US Representative from Wisconsin; real estate developer, Neumann Companies
Duncan Lee Hunter
Former US Representative from California, father of Rep. Duncan D. Hunter