| Daniel Zeno | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA88 |
| Mark Stringer | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA88 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA88 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | 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 |
| Jon Murphy | City of Cedar Falls | Undecided | GA88 |
| Tom Cope | City of Cedar Falls | Undecided | GA88 |
| Gary Grant | City of Cedar Rapids | Undecided | GA88 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA88 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA88 |
| Jon Murphy | City of Coralville | Undecided | GA88 |
| Tom Cope | City of Coralville | Undecided | GA88 |
| Doug Struyk | City of Iowa City | Undecided | GA88 |
| Jennifer Dorman | City of Iowa City | Undecided | GA88 |
| Jim Carney | City of Iowa City | Undecided | GA88 |
| Maddie Wilcox | Des Moines Water Works | Undecided | GA88 |
| Threase Harms | Des Moines Water Works | Undecided | GA88 |
| Bob Rafferty | Electronic Services System | Undecided | GA88 |
| Rachel Ong | Electronic Services System | Undecided | GA88 |
| Robert Szalay | Electronic Services System | Undecided | GA88 |
| Maddie Wilcox | Grow Clinton County | Undecided | GA88 |
| Threase Harms | Grow Clinton County | Undecided | GA88 |
| Brad Lint | Iowa Association for Justice | Supporting | GA88 |
| Lisa Davis-Cook | Iowa Association for Justice | Supporting | GA88 |
| Laurie Wolf | Iowa Association of Community College Trustees | Undecided | GA88 |
| Timothy Whipple | Iowa Association of Municipal Utilities | Undecided | GA88 |
| Emily Piper | Iowa Association of School Boards | Opposing | GA88 |
| Phil Jeneary | Iowa Association of School Boards | Opposing | GA88 |
| Eric Tabor | Iowa Attorney General Dept. of Justice | Undecided | GA88 |
| James Kersten | Iowa Central Community College | Undecided | GA88 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Supporting | GA88 |
| Kelly Meyers | Iowa County Attorneys Association | Opposing | GA88 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA88 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Opposing | GA88 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Undecided | GA88 |
| John Murphy | Iowa County Recorders Association | Undecided | GA88 |
| Stacie Herridge | Iowa County Recorders Association | Undecided | GA88 |
| Carrie Malone | Iowa Dept. of Human Services | Undecided | GA88 |
| Chandlor Collins | Iowa Dept. of Public Safety | Undecided | GA88 |
| Abhay Nadipuram | Iowa Hospital Association | Undecided | GA88 |
| Erin Cubit | Iowa Hospital Association | Undecided | GA88 |
| Kim Murphy | Iowa Hospital Association | Undecided | GA88 |
| Maureen Keehnle | Iowa Hospital Association | Undecided | GA88 |
| Nicole Proesch | Iowa Hospital Association | Undecided | GA88 |
| Caitlin Jarzen | Iowa Judicial Branch - Supreme Court | Undecided | GA88 |
| Molly Kottmeyer | Iowa Judicial Branch - Supreme Court | Undecided | GA88 |
| Todd Nuccio | Iowa Judicial Branch - Supreme Court | Undecided | GA88 |
| Katie Hall | Iowa Land Title Association | Undecided | GA88 |
| Mike St. Clair | Iowa Land Title Association | Undecided | GA88 |
| Alan Kemp | Iowa League of Cities | Opposing | GA88 |
| Daniel Stalder | Iowa League of Cities | Opposing | GA88 |
| Robert Palmer | Iowa League of Cities | Opposing | GA88 |
| Mary Neubauer | Iowa Lottery Authority | Undecided | GA88 |
| Megan Tooker | Iowa Lottery Authority | Undecided | GA88 |
| Alan Kemp | Iowa Municipalities Workers' Compensation Association | Undecided | GA88 |
| Daniel Stalder | Iowa Municipalities Workers' Compensation Association | Undecided | GA88 |
| Robert Palmer | Iowa Municipalities Workers' Compensation Association | Undecided | GA88 |
| Brad Epperly | Iowa Newspaper Association | Supporting | GA88 |
| Dustin Miller | Iowa Newspaper Association | Supporting | GA88 |
| Katie Graham | Iowa Newspaper Association | Supporting | GA88 |
| Paula Dierenfeld | Iowa Newspaper Association | Supporting | GA88 |
| Margaret Johnson | Iowa Public Information Board | Undecided | GA88 |
| Heidi Burhans | Iowa Secretary of State | Undecided | GA88 |
| Jamie Cashman | Iowa State Association of Counties | Opposing | GA88 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA88 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA88 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA88 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA88 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA88 |
| William Peterson | Iowa State Association of Counties | Opposing | GA88 |
| William Peterson | Iowa State Association of Counties | Undecided | 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 |
| Victoria Sinclair | Iowans for Tax Relief | Supporting | GA88 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA88 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA88 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA88 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA88 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA88 |
| Kate Walton | Missouri River Energy Services | Undecided | GA88 |
| Kersten Johnson | Missouri River Energy Services | Undecided | GA88 |
| Matt Eide | Missouri River Energy Services | Undecided | GA88 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA88 |
| Dave Daughton | Rural School Advocates of Iowa | Opposing | GA88 |
| Margaret Buckton | Rural School Advocates of Iowa | Opposing | GA88 |
| Gary Grant | Urban County Coalition | Undecided | GA88 |
| Larry Murphy | Urban County Coalition | Undecided | GA88 |
| Meghan Malloy | Urban County Coalition | Undecided | GA88 |
| Margaret Buckton | Urban Education Network of Iowa | Opposing | GA88 |