| Daniel Zeno | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA88 |
| Mark Stringer | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA88 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA88 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA88 |
| Drew Kamp | Ames Chamber of Commerce | Opposing | GA88 |
| BRITTANY LUMLEY | Apple Inc. | Opposing | GA88 |
| Charlotte Eby | Apple Inc. | Opposing | GA88 |
| Jeffrey Boeyink | Apple Inc. | Opposing | GA88 |
| Taylor McDonald | Apple Inc. | Opposing | GA88 |
| Carolann Jensen | Board of Regents, State of Iowa | Undecided | GA88 |
| Jennifer Harbison | Board of Regents, State of Iowa | Undecided | GA88 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA88 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Barbra Solberg | Cedar Rapids Metro Economic Alliance | Opposing | GA88 |
| Wendy Abrahamson | Episcopal Diocese of Iowa | Opposing | GA88 |
| Doug Struyk | Facebook | Opposing | GA88 |
| Jennifer Dorman | Facebook | Opposing | GA88 |
| Jim Carney | Facebook | Opposing | GA88 |
| Brad Epperly | Federation of Iowa Insurers | Opposing | GA88 |
| Dustin Miller | Federation of Iowa Insurers | Opposing | GA88 |
| Katie Graham | Federation of Iowa Insurers | Opposing | GA88 |
| Paula Dierenfeld | Federation of Iowa Insurers | Opposing | GA88 |
| Paula Dierenfeld | Federation of Iowa Insurers | Withdrawn | GA88 |
| Andrea Woodard | Greater Des Moines Partnership | Opposing | GA88 |
| Brad Epperly | Greater Des Moines Partnership | Opposing | GA88 |
| Dustin Miller | Greater Des Moines Partnership | Opposing | GA88 |
| Joe Murphy | Greater Des Moines Partnership | Opposing | GA88 |
| Katie Graham | Greater Des Moines Partnership | Opposing | GA88 |
| Paula Dierenfeld | Greater Des Moines Partnership | Opposing | GA88 |
| Paula Dierenfeld | Greater Des Moines Partnership | Withdrawn | GA88 |
| Sandra Conlin | Human Rights Campaign | Opposing | GA88 |
| Teresa Bomhoff | IA Mental Health Planning Council | Opposing | GA88 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA88 |
| Mike Heller | Iowa Academy of Trial Lawyers | Undecided | GA88 |
| Paula Feltner | Iowa Academy of Trial Lawyers | Undecided | GA88 |
| Brad Lint | Iowa Association for Justice | Undecided | GA88 |
| Lisa Davis-Cook | Iowa Association for Justice | Undecided | GA88 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Opposing | GA88 |
| Drew Wynes | Iowa Association of Business and Industry (ABI) | Opposing | GA88 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Opposing | GA88 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Opposing | GA88 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA88 |
| Meghan Malloy | Iowa Catholic Conference | Supporting | GA88 |
| Tom Chapman | Iowa Catholic Conference | Supporting | GA88 |
| Brad Epperly | Iowa Chamber Alliance | Opposing | GA88 |
| Dustin Miller | Iowa Chamber Alliance | Opposing | GA88 |
| John Stineman | Iowa Chamber Alliance | Opposing | GA88 |
| Katie Graham | Iowa Chamber Alliance | Opposing | GA88 |
| Paula Dierenfeld | Iowa Chamber Alliance | Opposing | GA88 |
| Paula Dierenfeld | Iowa Chamber Alliance | Withdrawn | GA88 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Opposing | GA88 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Opposing | GA88 |
| Craig Patterson | Iowa Coalition Against Sexual Assault | Opposing | GA88 |
| Brian Carter | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Carolyn Uhlenhake-Walker | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Gary Nims | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Rita Carter | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Robert Mulqueen | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Roberta Paige | Iowa Conference of United Methodist Church | Opposing | GA88 |
| Caitlyn Dixson | Iowa Right to Life Committee | Supporting | GA88 |
| Damian Thompson | Iowa Safe Schools | Opposing | GA88 |
| Nate Monson | Iowa Safe Schools | Opposing | GA88 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA88 |
| Jim Carney | Iowa State Bar Association | Undecided | GA88 |
| Amy Campbell | League of Women Voters of Iowa | Opposing | GA88 |
| Craig Patterson | League of Women Voters of Iowa | Opposing | GA88 |
| Doug Struyk | Meredith Corporation | Opposing | GA88 |
| Jennifer Dorman | Meredith Corporation | Opposing | GA88 |
| Jim Carney | Meredith Corporation | Opposing | GA88 |
| Amy Campbell | Okoboji Tourism | Opposing | GA88 |
| Craig Patterson | Okoboji Tourism | Opposing | GA88 |
| Abigail Nelson | One Iowa Action | Opposing | GA88 |
| Keenan Crow | One Iowa Action | Opposing | GA88 |
| Erin Davison-Rippey | Planned Parenthood Advocates of Iowa | Opposing | GA88 |
| Jamie Burch | Planned Parenthood Advocates of Iowa | Opposing | GA88 |
| Erin Davison-Rippey | Planned Parenthood North Central States | Opposing | GA88 |
| Jamie Burch | Planned Parenthood North Central States | Opposing | GA88 |
| Sydney Gangestad | Principal Financial Group | Opposing | GA88 |
| Tim Coonan | Principal Financial Group | Opposing | GA88 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Opposing | GA88 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Opposing | GA88 |
| Sydney Gangestad | Technology Association of Iowa | Opposing | GA88 |
| Tim Coonan | Technology Association of Iowa | Opposing | GA88 |
| Angie Long | The Family Leader | Supporting | GA88 |
| Chuck Hurley | The Family Leader | Supporting | GA88 |
| Daniel Sunne | The Family Leader | Supporting | GA88 |
| Danny Carroll | The Family Leader | Supporting | GA88 |
| Angie Long | The Family Leader Foundation | Supporting | GA88 |
| Chuck Hurley | The Family Leader Foundation | Supporting | GA88 |
| Daniel Sunne | The Family Leader Foundation | Supporting | GA88 |
| Danny Carroll | The Family Leader Foundation | Supporting | GA88 |
| Amy Campbell | Travel Federation of Iowa | Opposing | GA88 |
| Craig Patterson | Travel Federation of Iowa | Opposing | GA88 |
| Brandon Geib | Wellmark, Inc. | Opposing | GA88 |
| Scott Sundstrom | Wellmark, Inc. | Opposing | GA88 |