| Amy Campbell | AARP Iowa | Opposing | GA89 |
| Craig Patterson | AARP Iowa | Opposing | GA89 |
| Troy Price | AFSCME Iowa Council 61 | Opposing | GA89 |
| Mark Stringer | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA89 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA89 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA89 |
| MaryNelle Trefz | Common Good Iowa | Opposing | GA89 |
| Mike Owen | Common Good Iowa | Opposing | GA89 |
| Natalie Veldhouse | Common Good Iowa | Opposing | GA89 |
| Sheila Hansen | Common Good Iowa | Opposing | GA89 |
| Jane Hudson | Disability Rights Iowa | Opposing | GA89 |
| Marcus Haack | Episcopal Diocese of Iowa | Opposing | GA89 |
| Wendy Abrahamson | Episcopal Diocese of Iowa | Opposing | GA89 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA89 |
| Amy Campbell | Iowa Association of Area Agencies on Aging | Opposing | GA89 |
| Craig Patterson | Iowa Association of Area Agencies on Aging | Opposing | GA89 |
| Nathan Blake | Iowa Attorney General Dept. of Justice | Undecided | GA89 |
| Amy Campbell | Iowa CareGivers | Opposing | GA89 |
| Craig Patterson | Iowa CareGivers | Opposing | GA89 |
| Di Findley | Iowa CareGivers | Opposing | GA89 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Opposing | GA89 |
| Adam Mason | Iowa Citizens for Community Improvement Action Fund | Opposing | GA89 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Opposing | GA89 |
| Brian Carter | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Gary Nims | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Rita Carter | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Roberta Paige | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Brooke Lovelace | Iowa Developmental Disabilities Council | Opposing | GA89 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Opposing | GA89 |
| Erin Cubit | Iowa Hospital Association | Undecided | GA89 |
| J. Norris | Iowa Hospital Association | Undecided | GA89 |
| Kim Murphy | Iowa Hospital Association | Undecided | GA89 |
| Maureen Keehnle | Iowa Hospital Association | Undecided | GA89 |
| Nicole Proesch | Iowa Hospital Association | Undecided | GA89 |
| Irene DeMaris | Iowa Interfaith Power & Light | Opposing | GA89 |
| Robert Ussery | Iowa Minuteman Civil Defense Corps | Supporting | GA89 |
| Jamie Cashman | Iowa State Association of Counties | Opposing | GA89 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA89 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA89 |
| William Peterson | Iowa State Association of Counties | Opposing | GA89 |
| Jamie Cashman | Iowa State Association of County Auditors | Opposing | GA89 |
| Kristi Harshbarger | Iowa State Association of County Auditors | Opposing | GA89 |
| Lucas Beenken | Iowa State Association of County Auditors | Opposing | GA89 |
| William Peterson | Iowa State Association of County Auditors | Opposing | GA89 |
| Jamie Cashman | Iowa State Association of County Supervisors | Opposing | GA89 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Opposing | GA89 |
| Lucas Beenken | Iowa State Association of County Supervisors | Opposing | GA89 |
| William Peterson | Iowa State Association of County Supervisors | Opposing | GA89 |
| Melissa Peterson | Iowa State Education Association | Opposing | GA89 |
| Morgan Miller | Iowa State Education Association | Opposing | GA89 |
| Alan Ostergren | Kirkwood Institute | Supporting | GA89 |
| Mitchell Henry | League of United Latin American Citizens Council of Iowa | Opposing | GA89 |
| Amy Campbell | League of Women Voters of Iowa | Opposing | GA89 |
| Craig Patterson | League of Women Voters of Iowa | Opposing | 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 |
| Betty Andrews | NAACP, National Association for the Advancement of Colored People, Iowa-Nebraska | Opposing | GA89 |
| David Walker | NAACP, National Association for the Advancement of Colored People, Iowa-Nebraska | Opposing | GA89 |
| Russell Lovell | NAACP, National Association for the Advancement of Colored People, Iowa-Nebraska | Opposing | GA89 |
| Andy Conlin | Opportunity Solutions Project | Supporting | GA89 |
| John Hale | The Hale Group | Opposing | GA89 |
| Terri Hale | The Hale Group | Opposing | GA89 |
| Gary Grant | Urban County Coalition | Undecided | GA89 |
| Larry Murphy | Urban County Coalition | Undecided | GA89 |
| Meghan Malloy | Urban County Coalition | Undecided | GA89 |