| Daniel Zeno | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA87 |
| Mark Stringer | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA87 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA87 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA87 |
| Marty Ryan | Fawkes-Lee & Ryan Inc. | Opposing | GA87 |
| Stephanie Fawkes-Lee | Fawkes-Lee & Ryan Inc. | Opposing | GA87 |
| Mike Heller | Iowa Academy of Trial Lawyers | Undecided | GA87 |
| Paula Feltner | Iowa Academy of Trial Lawyers | Undecided | GA87 |
| Brad Lint | Iowa Association for Justice | Opposing | GA87 |
| Lisa Davis-Cook | Iowa Association for Justice | Opposing | GA87 |
| Eric Tabor | Iowa Attorney General Dept. of Justice | Undecided | GA87 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Opposing | GA87 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Opposing | GA87 |
| Craig Patterson | Iowa Coalition Against Sexual Assault | Opposing | GA87 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA87 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Withdrawn | GA87 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Undecided | GA87 |
| Amber Markham | Iowa Dept. of Public Safety | Undecided | GA87 |
| Molly Kottmeyer | Iowa Judicial Branch - Supreme Court | Undecided | GA87 |
| Sydney Gangestad | Iowa Judicial Branch - Supreme Court | Undecided | GA87 |
| Todd Nuccio | Iowa Judicial Branch - Supreme Court | Undecided | GA87 |
| Karl Schilling | Iowa Organization for Victim Assistance | Supporting | GA87 |
| Kellie Paschke | Iowa Peace Officers Association | Supporting | GA87 |
| Troy Skinner | Iowa Peace Officers Association | Supporting | GA87 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Supporting | GA87 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Withdrawn | GA87 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA87 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Supporting | GA87 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Withdrawn | GA87 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA87 |
| Nate Monson | Iowa Safe Schools | Opposing | GA87 |
| Doug Struyk | Iowa State Bar Association | Opposing | GA87 |
| Jennifer Dorman | Iowa State Bar Association | Opposing | GA87 |
| Jim Carney | Iowa State Bar Association | Opposing | GA87 |
| Mike Heller | Iowa State Police Association | Undecided | GA87 |
| Paula Feltner | Iowa State Police Association | Undecided | GA87 |
| Kelly Meyers | Iowa State Sheriffs' & Deputies' Association | Undecided | GA87 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Undecided | GA87 |
| Marty Ryan | Justice Reform Consortium | Opposing | GA87 |
| Stephanie Fawkes-Lee | Justice Reform Consortium | Opposing | GA87 |
| Marty Ryan | Lead Is Poison Coalition (LIP-C) | Opposing | GA87 |
| Stephanie Fawkes-Lee | Lead Is Poison Coalition (LIP-C) | Opposing | GA87 |
| Charles Larson | Marsy’s Law for Iowa, LLC | Supporting | GA87 |
| Charlotte Eby | Marsy’s Law for Iowa, LLC | Supporting | GA87 |
| Jeffrey Boeyink | Marsy’s Law for Iowa, LLC | Supporting | GA87 |
| Sandra Conlin | Marsy’s Law for Iowa, LLC | Supporting | GA87 |
| Frank Harris | Mothers Against Drunk Driving | Supporting | GA87 |
| Mike St. Clair | Property Casualty Insurers Association of America (PCI) | Undecided | GA87 |
| Tiffany Allison | Soaring Hearts Foundation | Supporting | GA87 |