John Thune
US Senator from South Dakota (2005-present); former US Representative (1997-2003)
Chuck Grassley
US Senator and Representative from Iowa (1981-present); former US Representative (1975-1981)
Brian J. Mast
US Representative from Florida (2017-present)
John Katko
US Representative from New York (2015-present)
David Young
Former US Representative from Iowa (2015-2019)
Mike Bost
US Representative from Illinois (2015-present)
Bob Dold
US Representative from Illinois (R-10)
Carlos Curbelo
Former US Representative from Florida (R-26 from 2015 to 2019)
Rod Blum
Former US Representative from Iowa (2015-2019)
Steve Knight
Former US Representative for California (2015-2019)