| Drew Klein | Americans For Prosperity | Supporting | GA89 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA89 |
| Kate Walton | Area Education Agencies of Iowa | Undecided | GA89 |
| Madeleine Bradley | Area Education Agencies of Iowa | Undecided | GA89 |
| Matt Eide | Area Education Agencies of Iowa | Undecided | GA89 |
| Jake Highfill | EdChoice | Supporting | GA89 |
| Bill Gustoff | Homeschool Iowa | Undecided | GA89 |
| BRITTANY LUMLEY | Iowa Advocates for Choice in Education | Supporting | GA89 |
| Jeffrey Boeyink | Iowa Advocates for Choice in Education | Supporting | GA89 |
| Eric Goranson | Iowa Association of Christian Schools | Supporting | GA89 |
| Emily Piper | Iowa Association of School Boards | Opposing | GA89 |
| Michelle Johnson | Iowa Association of School Boards | Opposing | GA89 |
| Phil Jeneary | Iowa Association of School Boards | Opposing | GA89 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA89 |
| Meghan Malloy | Iowa Catholic Conference | Supporting | GA89 |
| Sara Eide | Iowa Catholic Conference | Supporting | GA89 |
| Tom Chapman | Iowa Catholic Conference | Supporting | GA89 |
| Kate Walton | Iowa Speech Language Hearing Association | Undecided | GA89 |
| Madeleine Bradley | Iowa Speech Language Hearing Association | Undecided | GA89 |
| Matt Eide | Iowa Speech Language Hearing Association | Undecided | GA89 |
| Melissa Peterson | Iowa State Education Association | Opposing | GA89 |
| Morgan Miller | Iowa State Education Association | Opposing | GA89 |
| Victoria Sinclair | Iowans for Tax Relief | Supporting | GA89 |
| Nathaniel Arnold | Professional Educators of Iowa | Undecided | GA89 |
| Dave Daughton | Rural School Advocates of Iowa | Opposing | GA89 |
| Margaret Buckton | Rural School Advocates of Iowa | Opposing | GA89 |
| David Wilkerson | School Administrators of Iowa | Opposing | GA89 |
| Chuck Hurley | The Family Leader | Supporting | GA89 |
| Daniel Sunne | The Family Leader | Supporting | GA89 |
| Danny Carroll | The Family Leader | Supporting | GA89 |
| Rebekah Oleson | The Family Leader | Supporting | GA89 |
| Chuck Hurley | The Family Leader Foundation | Supporting | GA89 |
| Daniel Sunne | The Family Leader Foundation | Supporting | GA89 |
| Danny Carroll | The Family Leader Foundation | Supporting | GA89 |
| Rebekah Oleson | The Family Leader Foundation | Supporting | GA89 |
| Margaret Buckton | Urban Education Network of Iowa | Opposing | GA89 |