| Melissa Speed | AFSCME Iowa Council 61 | Opposing | GA90 |
| Mark Stringer | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA90 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA90 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA90 |
| Barbra Solberg | Cedar Rapids Metro Economic Alliance | Opposing | GA90 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Opposing | GA90 |
| Kelli Soyer | Common Good Iowa | Opposing | GA90 |
| Mike Owen | Common Good Iowa | Opposing | GA90 |
| Natalie Veldhouse | Common Good Iowa | Opposing | GA90 |
| Sheila Hansen | Common Good Iowa | Opposing | GA90 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Opposing | GA90 |
| Wendy Abrahamson | Episcopal Diocese of Iowa | Opposing | GA90 |
| Andrea Woodard | Greater Des Moines Partnership | Opposing | GA90 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA90 |
| Brad Epperly | Greater Des Moines Partnership | Opposing | GA90 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA90 |
| Dustin Miller | Greater Des Moines Partnership | Opposing | GA90 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA90 |
| Teresa Bomhoff | IA Mental Health Planning Council | Opposing | GA90 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA90 |
| Andrea Dencklau | Iowa ACEs 360 | Opposing | GA90 |
| Lisa Cushatt | Iowa ACEs 360 | Opposing | GA90 |
| MaryNelle Trefz | Iowa ACEs 360 | Opposing | GA90 |
| Kellie Paschke | Iowa Association for Justice | Opposing | GA90 |
| Troy Skinner | Iowa Association for Justice | Opposing | GA90 |
| Robert Cook | Iowa Atheists and Freethinkers | Opposing | GA90 |
| Brad Cranston | Iowa Baptists For Biblical Values | Supporting | GA90 |
| Brad Epperly | Iowa Chamber Alliance | Opposing | GA90 |
| Dustin Miller | Iowa Chamber Alliance | Opposing | GA90 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Opposing | GA90 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Opposing | GA90 |
| Craig Patterson | Iowa Coalition Against Sexual Assault | Opposing | GA90 |
| Carrie Malone | Iowa Department of Health and Human Services | Undecided | GA90 |
| Dax Oberreuter | Iowa Department of Health and Human Services | Undecided | GA90 |
| Jancy Nielson | Iowa Department of Health and Human Services | Undecided | GA90 |
| Chelsea Hoye | Iowa Environmental Council | Opposing | GA90 |
| Threase Harms | Iowa Environmental Council | Opposing | GA90 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Opposing | GA90 |
| Leslie Carpenter | Iowa Mental Health Advocacy | Opposing | GA90 |
| Becky Tayler | Iowa Safe Schools | Opposing | GA90 |
| Damian Thompson | Iowa Safe Schools | Opposing | GA90 |
| Melissa Peterson | Iowa State Education Association | Opposing | GA90 |
| Morgan Miller | Iowa State Education Association | Opposing | GA90 |
| Amy Campbell | League of Women Voters of Iowa | Opposing | GA90 |
| Craig Patterson | League of Women Voters of Iowa | Opposing | GA90 |
| John Hall | Marshalltown Area Chamber of Commerce | Opposing | GA90 |
| John Cacciatore | National Alliance on Mental Illness - Iowa | Opposing | GA90 |
| Denise Rathman | National Association of Social Workers, Iowa Chapter | Opposing | GA90 |
| Courtney Reyes | One Iowa | Opposing | GA90 |
| Keenan Crow | One Iowa | Opposing | GA90 |
| Courtney Reyes | One Iowa Action | Opposing | GA90 |
| Keenan Crow | One Iowa Action | Opposing | GA90 |
| Mazie Stilwell | Planned Parenthood Advocates of Iowa | Opposing | GA90 |
| Sydney Gangestad | Principal Financial Group | Opposing | GA90 |
| Tim Coonan | Principal Financial Group | Opposing | GA90 |
| Cheryl Elsloo | Protect My Innocence | Supporting | GA90 |
| Harry Ehrlich | Protect My Innocence | Supporting | GA90 |
| John Butler | Protect My Innocence | Supporting | GA90 |
| Katherine Bogaards | Protect My Innocence | Supporting | GA90 |
| Mary Butler | Protect My Innocence | Supporting | GA90 |
| Rick Phillips | Protect My Innocence | Supporting | GA90 |
| Rick Phillips | Rick Phillips | Supporting | GA90 |
| Dave Daughton | Rural School Advocates of Iowa | Opposing | GA90 |
| Margaret Buckton | Rural School Advocates of Iowa | Opposing | GA90 |
| Dave Daughton | School Administrators of Iowa | Opposing | GA90 |
| Chuck Hurley | The Family Leader | Supporting | GA90 |
| Danny Carroll | The Family Leader | Supporting | GA90 |
| Rebekah Oleson | The Family Leader | Supporting | GA90 |
| Ryan Benn | The Family Leader | Supporting | GA90 |
| Chuck Hurley | The Family Leader Foundation | Supporting | GA90 |
| Danny Carroll | The Family Leader Foundation | Supporting | GA90 |
| Rebekah Oleson | The Family Leader Foundation | Supporting | GA90 |
| Ryan Benn | The Family Leader Foundation | Supporting | GA90 |
| Margaret Buckton | Urban Education Network of Iowa | Opposing | GA90 |