| Marcia Nichols | AFSCME IA Council 61 | Undecided | GA83 |
| Mitchell Stille | AFSCME IA Council 61 | Undecided | GA83 |
| Marty Ryan | American Civil Liberties Union of IA (ACLU-IA) | Undecided | GA83 |
| Wayne Haddy | Area Education Agencies of IA | Undecided | GA83 |
| tom fey | Central IA Building & Construction Trades Council | Undecided | GA83 |
| Stephen Roberts | Central IA Power Cooperative (CIPCO) | Opposing | GA83 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA83 |
| Dave Parker | Great Plains Laborers District Council | Undecided | GA83 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA83 |
| James West | Greater Des Moines Partnership | Undecided | GA83 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA83 |
| Keith Luchtel | Greater Des Moines Partnership | Undecided | GA83 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA83 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA83 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Brad Epperly | IA. Chamber Alliance | Undecided | GA83 |
| James West | IA. Chamber Alliance | Undecided | GA83 |
| Keith Luchtel | IA. Chamber Alliance | Undecided | GA83 |
| Paula Dierenfeld | IA. Chamber Alliance | Undecided | GA83 |
| Scott Sundstrom | IA. Chamber Alliance | Undecided | GA83 |
| George Appleby | IA. Competitive Bidding Alliance, Inc. | Undecided | GA83 |
| Jennifer Tyler | IA. Competitive Bidding Alliance, Inc. | Undecided | GA83 |
| Jim Carney | IA. Competitive Bidding Alliance, Inc. | Undecided | GA83 |
| Joe Johnson | IA. Farm Bureau Federation | Undecided | GA83 |
| Mark Salvador | IA. Farm Bureau Federation | Undecided | GA83 |
| Janice Laue | IA. Federation of Labor, AFL-CIO | Undecided | GA83 |
| Ken Sagar | IA. Federation of Labor, AFL-CIO | Undecided | GA83 |
| Greg Boattenhamer | IA. Hospital Assn. | Undecided | GA83 |
| J. Norris | IA. Hospital Assn. | Undecided | GA83 |
| Shannon Strickler | IA. Hospital Assn. | Undecided | GA83 |
| Alan Kemp | IA. League of Cities | Undecided | GA83 |
| Jessica Hyland | IA. League of Cities | Undecided | GA83 |
| Julie Smith | IA. League of Cities | Undecided | GA83 |
| Larry Pope | IA. League of Cities | Undecided | GA83 |
| Megan Peiffer | IA. League of Cities | Undecided | GA83 |
| Laverne Schroeder | IA. Nebraska Farm Equipment Dealers Assn. | Undecided | GA83 |
| John Cacciatore | IA. Professional Fire Fighters | Undecided | GA83 |
| Hanna DeGroot | IA. State Assn. of Counties | Undecided | GA83 |
| Linda Hinton | IA. State Assn. of Counties | Undecided | GA83 |
| Nathan Bonnett | IA. State Assn. of Counties | Undecided | GA83 |
| William Peterson | IA. State Assn. of Counties | Undecided | GA83 |
| tom fey | IA. State Building and Construction Trades Council | Undecided | GA83 |
| Brad Hudson | IA. State Education Assn. | Supporting | GA83 |
| Jon Studer | IA. State Education Assn. | Supporting | GA83 |
| Mike Heller | IA. State Police Assn. | Undecided | GA83 |
| Mike Heller | IA. State Police Assn. | Supporting | GA83 |
| Paula Feltner | IA. State Police Assn. | Undecided | GA83 |
| Paula Feltner | IA. State Police Assn. | Supporting | GA83 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA83 |
| Mike Heller | Penn National Gaming, Inc. | Undecided | GA83 |
| Paula Feltner | Penn National Gaming, Inc. | Undecided | GA83 |
| Thomas Jochum | Plumbers and Steam Fitters Local 33 | Undecided | GA83 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA83 |
| JoAnn Johnson | Polk County - Board of Supervisors | Undecided | GA83 |
| Dr. Norman | School Administrators of IA | Undecided | GA83 |
| John Cacciatore | State Police Officers Council | Undecided | GA83 |
| Lewis Finch | Urban Education Network of IA | Undecided | GA83 |