Member, Agriculture and Natural Resources Committee, Colorado State Senate

Senator, Colorado State Senate, District 1, 2015-2023

Candidate, Colorado State Senate, District 1, 2018

President Pro Tempore, Colorado State Senate, 2017-2018

Representative, Colorado State House of Representatives, District 65, 2007-2015

Former Chair, Agriculture, Natural Resources, and Energy Committee, Colorado State Senate

Member, Appropriations Committee, Colorado State Senate

Former Member, Appropriations Committee, Colorado State Senate

Former Member, Capital Development Committee, Colorado State House of Representatives

Member, Capitol Development Committee, Colorado State Senate

Former Member, Joint Interim Study Committee on Prison Population Management, Colorado State Senate

Former Member, Joint Legislative Interim Committee on School Finance, Colorado State Senate

Former Member, Judiciary Committee, Colorado State House of Representatives

Former Member, Legislative Council Committee, Colorado State Senate

Former Member, Legislative Council, Colorado State Senate

Former Vice Chair, State, Veterans and Military Affairs, Colorado State Senate

Member, State, Veterans, and Military Affairs Committee, Colorado State Senate

Co-Owner, Sonnenberg and Sons Cattle, 2008-present

Owner, Sonnenberg Trucking, 1985-present

Farmer/Rancher, Sonnenberg Farms, 1979-present

Part Time Instructor, Farm Business Management Department, Northeastern Junior College, present

Substitute Teacher, Sterling Public Schools, present

Member, Colorado Farm Bureau, Board of Directors, present

Precinct Chair, Logan County Republican Party, present

Former Chairperson, Logan County Right to Farm Committee, present

Former Member, 4H

Former Choir Director, Brearn Church, Sterling

Former President, Coloradans for Conservation and Development

Former Member, Colorado Cattleman's Association

Former Board of Directors, Colorado Farm Bureau

Former Chairperson, Colorado Preschool Pilot Program

Former Member, Colorado Young Farmers

Member, Elks Club, present

Former Director of Ministry Music, First Christian Church, Sterling

Former Member, Future Farmers of America

Former President, Logan County Farm Bureau

Former Member, Logan Planning Commission

Member, National Rifle Association of America, present

Former Member, Republican River Conservation District, Board of Directors

Former Board Member, Sterling Baseball Organization