Current Position: US Senator since 2019
Affiliation: Republican

He was a law clerk to Tenth Circuit Judge Michael W. McConnell and Chief Justice John Roberts and then worked as a lawyer, first in private practice from 2008 to 2011 and then for the Becket Fund for Religious Liberty from 2011 to 2015. Before becoming Missouri attorney general, he was also an associate professor at the University of Missouri School of Law, and a faculty member of the conservative Blackstone Legal Fellowship.

In December 2020, Hawley provoked a political backlash when he became the first senator to announce plans to object to the certification of Joe Biden’s victory in the 2020 United States presidential election. He led Senate efforts to overturn the Electoral College vote count.

Current Position: US Senator since 2023
Affiliation: Republican

Schmitt served as the 43rd Missouri Attorney General from 2019 to 2023.

From 2005 to 2008, Schmitt was an alderman for Glendale, Missouri. He served as member of the Missouri Senate from 2009 to 2017, representing the 15th district. In 2016, Schmitt was elected Missouri state treasurer. On November 13, 2018, Governor Mike Parson named Schmitt attorney general of Missouri after the incumbent, Josh Hawley, was elected to the United States Senate. On November 3, 2020, Schmitt was elected to a full four-year term as attorney general. As AG, he filed lawsuits to have the Affordable Care Act invalidated by courts and sued school districts and municipalities for implementing mask requirements during the COVID-19 pandemic.

He was a partner at the firm Lathrop & Gage, LLP in Clayton, Missouri.[8] Schmitt served as an alderman for Glendale, Missouri, from 2005 to 2008; he was one of two aldermen for Ward 3.

Current Position: US Senator since 2011
Affiliation: Republican

Building on a background as a public servant, university president, and teacher, Roy Blunt was elected to the United States Senate in 2010.

Senator Blunt serves as the Chairman of the Senate Republican Policy Committee and as the Chairman of the Senate Rules Committee. He also serves on the Senate Appropriations Committee; the Senate Commerce, Science and Transportation Committee; the Senate Select Committee on Intelligence; and the Senate Rules Committee. He is also the Chairman of the Appropriations Subcommittee on Labor, Health and Human Services, and Education.

Source: Government page