| Emily Piper | American Association of Marriage and Family Therapy | 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 |
| Dane Schumann | American College of Obstetricians & Gynecologists | 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 |
| Wendy Abrahamson | Episcopal Diocese of Iowa | Opposing | GA90 |
| Sandra Conlin | Human Rights Campaign | Opposing | GA90 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA90 |
| David Adelman | Iowa Academy of Family Physicians | Opposing | GA90 |
| Amy Campbell | Iowa Affiliate of the American College of Nurse-Midwives | Opposing | GA90 |
| Carolann Jensen | Iowa Board of Regents | Undecided | GA90 |
| Jennifer Harbison | Iowa Board of Regents | Undecided | GA90 |
| Keith Saunders | Iowa Board of Regents | Undecided | GA90 |
| Mary Braun | Iowa Board of Regents | Undecided | GA90 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA90 |
| Tom Chapman | Iowa Catholic Conference | Supporting | 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 |
| 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 |
| Maddie Wilcox | Iowa Department of Health and Human Services | Undecided | GA90 |
| Chelsea Hoye | Iowa Environmental Council | Opposing | GA90 |
| Threase Harms | Iowa Environmental Council | Opposing | GA90 |
| Jeff Pitts | Iowa Faith and Freedom Coalition | Supporting | GA90 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Opposing | GA90 |
| Kate Walton | Iowa Medical Society | Opposing | GA90 |
| Madeleine Bradley | Iowa Medical Society | Opposing | GA90 |
| Matt Eide | Iowa Medical Society | Opposing | GA90 |
| Phil Jeneary | Iowa Medical Society | Opposing | GA90 |
| Amy Campbell | Iowa Nurses Association | Opposing | GA90 |
| Craig Patterson | Iowa Nurses Association | Opposing | GA90 |
| Brett Barker | Iowa Pharmacy Association | Undecided | GA90 |
| Kate Walton | Iowa Pharmacy Association | Undecided | GA90 |
| Madeleine Bradley | Iowa Pharmacy Association | Undecided | GA90 |
| Matt Eide | Iowa Pharmacy Association | Undecided | GA90 |
| Seth Brown | Iowa Pharmacy Association | Undecided | GA90 |
| Becky Tayler | Iowa Safe Schools | Opposing | GA90 |
| Damian Thompson | Iowa Safe Schools | Opposing | GA90 |
| Matt McKinney | Krause Group, LTD | Opposing | GA90 |
| RG Schwarm | Krause Group, LTD | Opposing | GA90 |
| Matt McKinney | Kum and Go, L.C. | Opposing | GA90 |
| RG Schwarm | Kum and Go, L.C. | Opposing | GA90 |
| Amy Campbell | League of Women Voters of Iowa | Opposing | GA90 |
| Craig Patterson | League of Women Voters of Iowa | Opposing | GA90 |
| Amy Campbell | Lutheran Services in IA, Inc. | Opposing | GA90 |
| Craig Patterson | Lutheran Services in IA, Inc. | 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 |
| Frederick Haskins | Patterson Law Firm LLP | Opposing | GA90 |
| Mazie Stilwell | Planned Parenthood Advocates of Iowa | Opposing | GA90 |
| Anita Fischer | Protect My Innocence | Supporting | 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 |
| Rick Phillips | Protect My Innocence | Supporting | 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 |
| John Strathman | VALOR Iowa | Supporting | GA90 |
| Brandon Geib | Wellmark, Inc. | Undecided | GA90 |
| Scott Sundstrom | Wellmark, Inc. | Undecided | GA90 |