| Mark Stringer | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA89 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA89 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA89 |
| Carolann Jensen | Board of Regents, State of Iowa | Undecided | GA89 |
| Jennifer Harbison | Board of Regents, State of Iowa | Undecided | GA89 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA89 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA89 |
| Doug Struyk | Dotdash Meredith | Supporting | GA89 |
| Jennifer Dorman | Dotdash Meredith | Supporting | GA89 |
| Jim Carney | Dotdash Meredith | Supporting | GA89 |
| Nicholas Dreeszen | Families United Action Network (FUAN) | Undecided | GA89 |
| Rosanne Plante | Families United Action Network (FUAN) | Undecided | GA89 |
| Sarah Abdouch | Families United Action Network (FUAN) | Undecided | GA89 |
| Nick Laning | IBEW Iowa State Conference | Supporting | GA89 |
| Nick Laning | IBEW Iowa State Conference | Undecided | GA89 |
| Threase Harms | IBEW Iowa State Conference | Supporting | GA89 |
| Threase Harms | IBEW Iowa State Conference | Undecided | GA89 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| John Davis | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA89 |
| Meghan Malloy | Iowa Catholic Conference | Supporting | GA89 |
| Tom Chapman | Iowa Catholic Conference | Supporting | GA89 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Supporting | GA89 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Supporting | GA89 |
| Michael Gronstal | Iowa State Building and Construction Trades | Supporting | GA89 |
| Melissa Peterson | Iowa State Education Association | Supporting | GA89 |
| Morgan Miller | Iowa State Education Association | Supporting | GA89 |
| Amy Campbell | League of Women Voters of Iowa | Supporting | GA89 |
| Craig Patterson | League of Women Voters of Iowa | Supporting | GA89 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Undecided | GA89 |
| Dave Daughton | Rural School Advocates of Iowa | Undecided | GA89 |
| Margaret Buckton | Rural School Advocates of Iowa | Undecided | GA89 |
| Angie Long | The Family Leader | Supporting | GA89 |
| Chuck Hurley | The Family Leader | Supporting | GA89 |
| Daniel Sunne | The Family Leader | Supporting | GA89 |
| Danny Carroll | The Family Leader | Supporting | GA89 |
| Angie Long | The Family Leader Foundation | 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 | Undecided | GA89 |