Senator, Missouri State Senate, District 16, 2010-2019

Representative, Missouri State House of Representatives, District 16, 2008-2010

Former Member, Agriculture Policy Committee, Missouri State House of Representatives

Former Member, Agriculture, Food Production and Outdoor Resources Committee, Missouri State Senate

Former Member, Appropriations - Agriculture and Natural Resources Committee, Missouri State House of Representatives

Former Member, Appropriations - General Administration Committee, Missouri State House of Representatives

Former Chair, Appropriations Committee, Missouri State Senate

Former Member, Conservation and Natural Resources Committee, Missouri State House of Representatives

Former Member, Corrections Committee, Missouri State House of Representatives

Former Member, Education Committee, Missouri State House of Representatives

Former Member, General Laws Committee, Missouri State Senate

Former Member, Job Creation and Economic Development Committee, Missouri State House of Representatives

Former Member, Joint Committee on MO Health Net Committee, Missouri State Senate

Former Member, Legislative Research Committee, Missouri State Senate

Former Member, Life Sciences Committee, Missouri State Senate

Former Member, Missouri Health Net Committee, Missouri State Senate

Former Member, Public Assistance Committee, Missouri State Senate

Former Member, Veterans and Military Affairs Committee, Missouri State Senate

Former Member, Veterans' Affairs and Health Committee, Missouri State Senate

Veterinarian, Rolla County

Member, American Veterinary Medical Association, present

Member, First Christian Church, Rolla, present

Charter Member, Mid-Missouri Energy, present

Member, Missouri Farm Bureau, present

Member, Missouri Farmers Association, present

Member, Missouri Republican Party, present

Former Member, Missouri Veterinary Licensing Board

Member, Missouri Veterinary Medical Association, present

Member, National Rifle Association (NRA), present

Charter Member, Paseo Biofuel, present

Member, Phelps County Republicans, present

Member, Quail Forever, present

Member, Rolla Area Chamber of Commerce, present