- District 1 – Senator Doug Beck
- District 2 – Senator Bob Onder
- District 3 – Senator Elaine Gannon
- District 4 – Senator Karla May
- District 5 – Senator Steve Roberts
- District 6 – Senator Mike Bernskoetter
- District 7 – Senator Greg Razer
- District 8 – Senator Mike Cierpiot
- District 9 – Senator Barbara Washington
- District 10 – Senator Jeanie Riddle
- District 11 – Senator John Rizzo
- District 12 – Senator Dan Hegeman
- District 13 – Senator Angela Mosley
- District 14 – Senator Brian Williams
- District 15 – Senator Andrew Koenig
- District 16 – Senator Justin Brown
- District 17 – Senator Lauren Arthur
- District 18 – Senator Cindy O’Laughlin
- District 19 – Senator Caleb Rowden
- District 20 – Senator Eric Burlison
- District 21 – Senator Denny Hoskins
- District 22 – Senator Paul Wieland
- District 23 – Senator Bill Eigel
- District 24 – Senator Jill Schupp
- District 25 – Senator Jason Bean
- District 26 – Senator Dave Schatz
- District 27 – Senator Holly Rehder
- District 28 – Senator Sandy Crawford
- District 29 – Senator Mike Moon
- District 30 – Senator Lincoln Hough
- District 31 – Senator Rick Brattin
- District 32 – Senator Bill White
- District 33 – Senator Karla Eslinger
- District 34 – Senator Tony Luetkemeyer