Congressman Leutkemeyer has represented the 3rd Congressional District of Missouri in the United States House of Representatives since 2009. 

In the 118th Congress, Congressman Leutkemeyer serves on the House Financial Services Committee as Chairman of the Subcommittee on National Security, Illicit Finance, and International Financial Institutions, on the House Select Committee on the Chinese Communist Party, and on the House Small Business Committee. 

In the 117th Congress, he served on the House Financial Services Committee as Ranking Member of the Subcommittee on Consumer Protection and as the Ranking Member of the House Committee on Small Business.