| David Palmer | Iowa Association of Community College Trustees | Undecided | GA89 |
| Emily Shields | Iowa Association of Community College Trustees | Undecided | GA89 |
| Jeff Smith | Iowa Association of Community College Trustees | Undecided | GA89 |
| Jerry Fitzgerald | Iowa Association of Community College Trustees | Undecided | GA89 |
| Laurie Wolf | Iowa Association of Community College Trustees | Undecided | GA89 |
| Maggie Smith-Fitzgerald | Iowa Association of Community College Trustees | Undecided | GA89 |
| Matt Fitzgerald | Iowa Association of Community College Trustees | Undecided | GA89 |
| Emily Piper | Iowa Association of School Boards | Undecided | GA89 |
| Phil Jeneary | Iowa Association of School Boards | Undecided | GA89 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Opposing | GA89 |
| Erin Cubit | Iowa Hospital Association | Supporting | GA89 |
| J. Norris | Iowa Hospital Association | Supporting | GA89 |
| Kim Murphy | Iowa Hospital Association | Supporting | GA89 |
| Maureen Keehnle | Iowa Hospital Association | Supporting | GA89 |
| Nicole Proesch | Iowa Hospital Association | Supporting | GA89 |
| Alan Kemp | Iowa League of Cities | Undecided | GA89 |
| Daniel Stalder | Iowa League of Cities | Undecided | GA89 |
| Robert Palmer | Iowa League of Cities | Undecided | GA89 |
| Jamie Cashman | Iowa State Association of County Auditors | Undecided | GA89 |
| Kristi Harshbarger | Iowa State Association of County Auditors | Undecided | GA89 |
| Lucas Beenken | Iowa State Association of County Auditors | Undecided | GA89 |
| William Peterson | Iowa State Association of County Auditors | Undecided | GA89 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA89 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA89 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA89 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA89 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA89 |
| Emily Piper | Piper Sandler | Undecided | GA89 |
| Kate Walton | Runbeck Election Services, Inc. | Undecided | GA89 |
| Matt Eide | Runbeck Election Services, Inc. | Undecided | GA89 |
| Dave Daughton | Rural School Advocates of Iowa | Undecided | GA89 |
| Margaret Buckton | Rural School Advocates of Iowa | Undecided | GA89 |
| Gary Grant | Urban County Coalition | Undecided | GA89 |
| Larry Murphy | Urban County Coalition | Undecided | GA89 |
| Meghan Malloy | Urban County Coalition | Undecided | GA89 |
| Margaret Buckton | Urban Education Network of Iowa | Undecided | GA89 |