| Amy Campbell | AARP Iowa | Opposing | GA90 |
| Amy Campbell | AARP Iowa | Undecided | GA90 |
| Craig Patterson | AARP Iowa | Opposing | GA90 |
| Craig Patterson | AARP Iowa | Undecided | GA90 |
| Paige Yontz | AARP Iowa | Opposing | GA90 |
| Melissa Speed | AFSCME Iowa Council 61 | Opposing | GA90 |
| Doug Struyk | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA90 |
| Jackie Cale | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA90 |
| Jennifer Dorman | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA90 |
| Jim Carney | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | 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 |
| Drew Klein | Americans For Prosperity | Supporting | GA90 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA90 |
| Chaney Yeast | Blank Childrens Hospital | Opposing | GA90 |
| Chelsea Hoye | Brain Injury Alliance of Iowa | Opposing | GA90 |
| Nick Laning | Brain Injury Alliance of Iowa | Opposing | GA90 |
| Threase Harms | Brain Injury Alliance of Iowa | Opposing | GA90 |
| Nick Laning | CHAIN | Undecided | GA90 |
| Threase Harms | CHAIN | Undecided | GA90 |
| Sydney Gangestad | CHILDSERVE | Undecided | GA90 |
| Tim Coonan | CHILDSERVE | Undecided | GA90 |
| Mike Owen | Common Good Iowa | Opposing | GA90 |
| Natalie Veldhouse | Common Good Iowa | Opposing | GA90 |
| Sean Finn | Common Good Iowa | Opposing | GA90 |
| Sheila Hansen | Common Good Iowa | Opposing | GA90 |
| Angela Caulk | Delta Dental of Iowa | Undecided | GA90 |
| Casey Ficek | Delta Dental of Iowa | Undecided | GA90 |
| Kole Pederson | Delta Dental of Iowa | Undecided | GA90 |
| Logan Murray | Delta Dental of Iowa | Undecided | GA90 |
| Noah Tabor | Delta Dental of Iowa | Undecided | GA90 |
| Luke Elzinga | Des Moines Area Religious Council | Opposing | GA90 |
| Catherine Johnson | Disability Rights Iowa | Opposing | GA90 |
| Chelsea Hoye | Easterseals Iowa | Opposing | GA90 |
| Nick Laning | Easterseals Iowa | Opposing | GA90 |
| Threase Harms | Easterseals Iowa | Opposing | GA90 |
| Doug Struyk | Elevance Health, and its Affiliates dba Anthem, Inc. | Undecided | GA90 |
| Jennifer Dorman | Elevance Health, and its Affiliates dba Anthem, Inc. | Undecided | GA90 |
| Jim Carney | Elevance Health, and its Affiliates dba Anthem, Inc. | Undecided | GA90 |
| Lynh Patterson | Elevance Health, and its Affiliates dba Anthem, Inc. | Undecided | GA90 |
| Brad Epperly | Ellipsis | Opposing | GA90 |
| Dustin Miller | Ellipsis | Opposing | GA90 |
| Mark Joyce | Equifax | Undecided | GA90 |
| Sydney Gangestad | Exceptional Persons, Inc. | Undecided | GA90 |
| Tim Coonan | Exceptional Persons, Inc. | Undecided | GA90 |
| John Hirl | FUELIowa (PMCI) | Undecided | GA90 |
| Marc Beltrame | FUELIowa (PMCI) | Undecided | GA90 |
| Angela Caulk | Family Planning Council of Iowa | Opposing | GA90 |
| Noah Tabor | Family Planning Council of Iowa | Opposing | GA90 |
| Mike Heller | Father Flanagans Boys Home | Undecided | GA90 |
| Amy Campbell | Hills and Dales | Opposing | GA90 |
| Amy Campbell | Hills and Dales | Undecided | GA90 |
| Craig Patterson | Hills and Dales | Opposing | GA90 |
| Craig Patterson | Hills and Dales | Undecided | GA90 |
| Sydney Gangestad | Hope Haven Area Development Center | Undecided | GA90 |
| Tim Coonan | Hope Haven Area Development Center | Undecided | GA90 |
| Mark Joyce | Hy-Vee, Inc. | Undecided | GA90 |
| Teresa Bomhoff | IA Mental Health Planning Council | Opposing | GA90 |
| Michael Cassel | ID.me | Undecided | GA90 |
| Sydney Gangestad | Imagine the Possibilities | Undecided | GA90 |
| Tim Coonan | Imagine the Possibilities | Undecided | GA90 |
| Andrea Dencklau | Iowa ACEs 360 | Opposing | GA90 |
| Lisa Cushatt | Iowa ACEs 360 | Opposing | GA90 |
| MaryNelle Trefz | Iowa ACEs 360 | Opposing | GA90 |
| BRITTANY LUMLEY | Iowa Academy of Nutrition and Dietetics | Undecided | GA90 |
| Amy Campbell | Iowa Affiliate of the American College of Nurse-Midwives | Opposing | GA90 |
| Amy Campbell | Iowa Association of Area Agencies on Aging | Opposing | GA90 |
| Amy Campbell | Iowa Association of Area Agencies on Aging | Undecided | GA90 |
| Craig Patterson | Iowa Association of Area Agencies on Aging | Opposing | GA90 |
| Craig Patterson | Iowa Association of Area Agencies on Aging | Undecided | GA90 |
| Kellie Paschke | Iowa Association of Behavior Analysis | Undecided | GA90 |
| Kelly Meyers | Iowa Association of Behavior Analysis | Undecided | GA90 |
| Troy Skinner | Iowa Association of Behavior Analysis | Undecided | GA90 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA90 |
| John Davis | Iowa Association of Business and Industry (ABI) | Undecided | GA90 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA90 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA90 |
| Julie Smith | Iowa Association of Community Providers | Undecided | GA90 |
| Shelly Chandler | Iowa Association of Community Providers | Undecided | GA90 |
| Amy Campbell | Iowa Association of Rural Health Clinics | Opposing | GA90 |
| Amy Campbell | Iowa Association of Rural Health Clinics | Undecided | GA90 |
| Craig Patterson | Iowa Association of Rural Health Clinics | Opposing | GA90 |
| Craig Patterson | Iowa Association of Rural Health Clinics | Undecided | GA90 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Opposing | GA90 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Undecided | GA90 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Opposing | GA90 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Undecided | GA90 |
| Di Findley | Iowa CareGivers | Opposing | GA90 |
| Larry Murphy | Iowa Catholic Conference | Opposing | GA90 |
| Tom Chapman | Iowa Catholic Conference | Opposing | GA90 |
| Amy Campbell | Iowa Chapter of the National Association of Pediatric Nurse Practitioners | Opposing | GA90 |
| Craig Patterson | Iowa Chapter of the National Association of Pediatric Nurse Practitioners | Opposing | GA90 |
| Phil Jeneary | Iowa Chapter-American Academy of Pediatrics | Opposing | GA90 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Opposing | GA90 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Opposing | GA90 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Undecided | GA90 |
| Craig Patterson | Iowa Coalition Against Sexual Assault | Opposing | GA90 |
| Craig Patterson | Iowa Coalition Against Sexual Assault | Undecided | GA90 |
| Kate Walton | Iowa Community Action Association | Opposing | GA90 |
| Madeleine Bradley | Iowa Community Action Association | Opposing | GA90 |
| Matt Eide | Iowa Community Action Association | 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 |
| Carlyn Crowe | Iowa Developmental Disabilities Council | Opposing | GA90 |
| Chelsea Hoye | Iowa Farmers Union | Opposing | GA90 |
| Threase Harms | Iowa Farmers Union | Opposing | GA90 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Opposing | GA90 |
| Cyndi Pederson | Iowa Food Bank Association | Opposing | GA90 |
| John Pederson | Iowa Food Bank Association | Opposing | GA90 |
| Linda Gorkow | Iowa Food Bank Association | Opposing | GA90 |
| Cyndi Pederson | Iowa Hunger Coalition | Opposing | GA90 |
| John Pederson | Iowa Hunger Coalition | Opposing | GA90 |
| Mary Neubauer | Iowa Lottery Authority | Undecided | GA90 |
| Leslie Carpenter | Iowa Mental Health Advocacy | Undecided | GA90 |
| Amy Campbell | Iowa Nurse Practitioners Society | Opposing | GA90 |
| Craig Patterson | Iowa Nurse Practitioners Society | Opposing | GA90 |
| Amy Campbell | Iowa Nurses Association | Opposing | GA90 |
| Craig Patterson | Iowa Nurses Association | Opposing | GA90 |
| Amy Campbell | Iowa Primary Care Association | Opposing | GA90 |
| Amy Campbell | Iowa Primary Care Association | Undecided | GA90 |
| Craig Patterson | Iowa Primary Care Association | Opposing | GA90 |
| Craig Patterson | Iowa Primary Care Association | Undecided | GA90 |
| Amy Campbell | Iowa Psychological Association | Opposing | GA90 |
| Amy Campbell | Iowa Psychological Association | Undecided | GA90 |
| Craig Patterson | Iowa Psychological Association | Opposing | GA90 |
| Craig Patterson | Iowa Psychological Association | Undecided | GA90 |
| Melissa Peterson | Iowa State Education Association | Opposing | GA90 |
| Morgan Miller | Iowa State Education Association | Opposing | GA90 |
| Jake Ketzner | Iowa Total Care, A Subsidiary of Centene Corporation | Undecided | GA90 |
| Marc Beltrame | Iowa Total Care, A Subsidiary of Centene Corporation | Undecided | GA90 |
| Stacie Maass | Iowa Total Care, A Subsidiary of Centene Corporation | Undecided | GA90 |
| Chris Hagenow | Iowans for Tax Relief | Supporting | GA90 |
| Victoria Sinclair | Iowans for Tax Relief | Supporting | GA90 |
| Amy Campbell | League of Women Voters of Iowa | Opposing | GA90 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA90 |
| Craig Patterson | League of Women Voters of Iowa | Opposing | GA90 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA90 |
| Amy Campbell | Link Associates | Opposing | GA90 |
| Amy Campbell | Link Associates | Undecided | GA90 |
| Craig Patterson | Link Associates | Opposing | GA90 |
| Craig Patterson | Link Associates | Undecided | GA90 |
| Amy Campbell | Lutheran Services in IA, Inc. | Opposing | GA90 |
| Amy Campbell | Lutheran Services in IA, Inc. | Undecided | GA90 |
| Craig Patterson | Lutheran Services in IA, Inc. | Opposing | GA90 |
| Craig Patterson | Lutheran Services in IA, Inc. | Undecided | GA90 |
| Sydney Gangestad | Mosaic | Undecided | GA90 |
| Tim Coonan | Mosaic | Undecided | GA90 |
| Christopher Rants | National Alliance on Mental Illness - Iowa | Undecided | GA90 |
| John Cacciatore | National Alliance on Mental Illness - Iowa | Undecided | GA90 |
| Lon Anderson | National Alliance on Mental Illness - Iowa | Undecided | GA90 |
| Renee Schulte | National Alliance on Mental Illness - Iowa | Undecided | GA90 |
| Denise Rathman | National Association of Social Workers, Iowa Chapter | Opposing | GA90 |
| Sydney Gangestad | Nishna Productions Inc. | Undecided | GA90 |
| Tim Coonan | Nishna Productions Inc. | Undecided | GA90 |
| Sydney Gangestad | One Vision | Undecided | GA90 |
| Tim Coonan | One Vision | Undecided | GA90 |
| Andy Conlin | Opportunity Solutions Project | Supporting | GA90 |
| Denise Bubeck | Personal Interest-Denise Bubeck | Opposing | GA90 |
| Amy Campbell | Polk County - Board of Supervisors | Undecided | GA90 |
| Craig Patterson | Polk County - Board of Supervisors | Undecided | GA90 |
| Kylie Spies | Prevent Child Abuse Iowa | Opposing | GA90 |
| Doug Struyk | RELX Inc. | Undecided | GA90 |
| Jennifer Dorman | RELX Inc. | Undecided | GA90 |
| Jim Carney | RELX Inc. | Undecided | GA90 |
| Amy Campbell | Rosecrance Health Network and its affiliate Rosecrance Jackson Centers | Undecided | GA90 |
| Craig Patterson | Rosecrance Health Network and its affiliate Rosecrance Jackson Centers | Undecided | GA90 |
| E.J. Wallace | Save the Children Action Network | Opposing | GA90 |
| Amy Campbell | Systems Unlimited, Inc. | Opposing | GA90 |
| Amy Campbell | Systems Unlimited, Inc. | Undecided | GA90 |
| Craig Patterson | Systems Unlimited, Inc. | Opposing | GA90 |
| Craig Patterson | Systems Unlimited, Inc. | Undecided | GA90 |
| Denise Bubeck | The Family Leader Foundation | Undecided | GA90 |
| Greg Baker | The Family Leader Foundation | Undecided | GA90 |
| Alicia Christensen | Together | Undecided | GA90 |
| Cyndi Pederson | United Way of Central Iowa | Opposing | GA90 |
| Dave Stone | United Way of Central Iowa | Opposing | GA90 |
| John Pederson | United Way of Central Iowa | Opposing | GA90 |
| Jon Murphy | United Ways of Iowa | Opposing | GA90 |
| Tom Cope | United Ways of Iowa | Opposing | GA90 |
| Tom Cope | United Ways of Iowa | Withdrawn | GA90 |
| Tom Cope | United Ways of Iowa | Undecided | GA90 |
| Sydney Gangestad | Village Northwest Unlimited | Undecided | GA90 |
| Tim Coonan | Village Northwest Unlimited | Undecided | GA90 |