| Jerry Fitzgerald | Agribusiness Association of Iowa | Undecided | GA85 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Undecided | GA85 |
| Mark Joyce | Agribusiness Association of Iowa | Undecided | GA85 |
| Latrice Lacey | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA85 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA85 |
| Bruce Rastetter | Board of Regents, State of Iowa | Undecided | GA85 |
| Jeneane Beck | Board of Regents, State of Iowa | Undecided | GA85 |
| Joe Murphy | Board of Regents, State of Iowa | Undecided | GA85 |
| Katie Mulholland | Board of Regents, State of Iowa | Undecided | GA85 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA85 |
| Robert Donley | Board of Regents, State of Iowa | Undecided | GA85 |
| John Pederson | City of Cedar Falls | Undecided | GA85 |
| Matt Eide | City of Cedar Falls | Undecided | GA85 |
| Mark Joyce | Du Pont Businesses | Undecided | GA85 |
| Dennis Henderson | Fawkes-Lee & Ryan Inc. | Undecided | GA85 |
| Marty Ryan | Fawkes-Lee & Ryan Inc. | Undecided | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Scott Sundstrom | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Tim Coonan | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Brad Epperly | Iowa Broadcasters Association | Opposing | GA85 |
| Brad Epperly | Iowa Broadcasters Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Broadcasters Association | Opposing | GA85 |
| Paula Dierenfeld | Iowa Broadcasters Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Broadcasters Association | Opposing | GA85 |
| Scott Sundstrom | Iowa Broadcasters Association | Undecided | GA85 |
| Justine Stevenson | Iowa Cattlemen's Association | Undecided | GA85 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA85 |
| Lindsay Phillips | Iowa Cattlemen's Association | Undecided | GA85 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA85 |
| Amber Markham | Iowa Dept. of Public Safety | Undecided | GA85 |
| John Benson | Iowa Homeland Security & Emergency Management Div. | Undecided | GA85 |
| Dustin Miller | Iowa League of Cities | Undecided | GA85 |
| Jessica Hyland | Iowa League of Cities | Undecided | GA85 |
| Robert Ussery | Iowa Minuteman Civil Defense Corps | Supporting | GA85 |
| Brad Epperly | Iowa Newspaper Association | Opposing | GA85 |
| Brad Epperly | Iowa Newspaper Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Newspaper Association | Opposing | GA85 |
| Paula Dierenfeld | Iowa Newspaper Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Newspaper Association | Opposing | GA85 |
| Scott Sundstrom | Iowa Newspaper Association | Undecided | GA85 |
| Kellie Paschke | Iowa Peace Officers Association | Undecided | GA85 |
| Lindsay Phillips | Iowa Peace Officers Association | Undecided | GA85 |
| Troy Skinner | Iowa Peace Officers Association | Undecided | GA85 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA85 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA85 |
| Jim Obradovich | Iowa Public Airports Association | Undecided | GA85 |
| Mike Heller | Iowa State Police Association | Supporting | GA85 |
| Paula Feltner | Iowa State Police Association | Supporting | GA85 |
| Joe Kelly | Iowa State Sheriffs' & Deputies' Association | Undecided | GA85 |
| Kelly Meyers | Iowa State Sheriffs' & Deputies' Association | Undecided | GA85 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Undecided | GA85 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA85 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA85 |
| Brad Epperly | Monsanto Company | Undecided | GA85 |
| Scott Sundstrom | Monsanto Company | Undecided | GA85 |
| Mike St. Clair | Property Casualty Insurers Association of America (PCI) | Undecided | GA85 |
| Steven Schoenebaum | Smithfield Foods, Inc. | Undecided | GA85 |