| Drew Klein | Americans For Prosperity | Supporting | GA90 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA90 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA90 |
| Doug Struyk | City of Waukee | Supporting | GA90 |
| Jennifer Dorman | City of Waukee | Supporting | GA90 |
| Jim Carney | City of Waukee | Supporting | GA90 |
| Chelsea Hoye | Des Moines Water Works | Undecided | GA90 |
| Nick Laning | Des Moines Water Works | Undecided | GA90 |
| Threase Harms | Des Moines Water Works | Undecided | GA90 |
| David Peck | Iowa Association of Municipal Utilities | Supporting | GA90 |
| John Hirl | Iowa Association of Municipal Utilities | Supporting | GA90 |
| Marc Beltrame | Iowa Association of Municipal Utilities | Supporting | GA90 |
| Emily Piper | Iowa Association of School Boards | Supporting | GA90 |
| Michelle Johnson | Iowa Association of School Boards | Supporting | GA90 |
| Julie Smith | Iowa Association of Water Agencies | Supporting | 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 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA90 |
| Lyle Brehm | Iowa County Engineers Association | Undecided | GA90 |
| Haley Hook | Iowa Department of Agriculture & Land Stewardship | Undecided | 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 |
| Todd Coffelt | Iowa Dept. of Natural Resources | Undecided | GA90 |
| Doug Struyk | Iowa Drainage District Association | Undecided | GA90 |
| Jennifer Dorman | Iowa Drainage District Association | Undecided | GA90 |
| Jim Carney | Iowa Drainage District Association | Undecided | GA90 |
| John Torbert | Iowa Drainage District Association | Supporting | GA90 |
| John Torbert | Iowa Drainage District Association | Undecided | GA90 |
| Mona Bond | Iowa Drainage District Association | Supporting | GA90 |
| Mona Bond | Iowa Drainage District Association | Undecided | GA90 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA90 |
| Nichole Hansen | Iowa Finance Authority | Undecided | GA90 |
| Amber Shanahan-Fricke | Iowa Judicial Branch - Supreme Court | Undecided | GA90 |
| Caitlin Jarzen | Iowa Judicial Branch - Supreme Court | Undecided | GA90 |
| Molly Kottmeyer | Iowa Judicial Branch - Supreme Court | Undecided | GA90 |
| Robert Gast | Iowa Judicial Branch - Supreme Court | Undecided | GA90 |
| Mike St. Clair | Iowa Land Title Association | Undecided | GA90 |
| Brad Epperly | Iowa Newspaper Association | Opposing | GA90 |
| Dustin Miller | Iowa Newspaper Association | Opposing | GA90 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA90 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA90 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA90 |
| William Peterson | Iowa State Association of Counties | Supporting | GA90 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA90 |
| Doug Struyk | Iowa State Bar Association | Supporting | GA90 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA90 |
| Jennifer Dorman | Iowa State Bar Association | Supporting | GA90 |
| Jim Carney | Iowa State Bar Association | Undecided | GA90 |
| Jim Carney | Iowa State Bar Association | Supporting | GA90 |
| Kellie Paschke | Marion County Board of Supervisors | Undecided | GA90 |
| Kelly Meyers | Marion County Board of Supervisors | Undecided | GA90 |
| Troy Skinner | Marion County Board of Supervisors | Undecided | GA90 |
| Kate Walton | Missouri River Energy Services | Undecided | GA90 |
| Madeleine Bradley | Missouri River Energy Services | Undecided | GA90 |
| Matt Eide | Missouri River Energy Services | Undecided | GA90 |
| Dave Daughton | Rural School Advocates of Iowa | Supporting | GA90 |
| Margaret Buckton | Rural School Advocates of Iowa | Supporting | GA90 |
| Dave Daughton | School Administrators of Iowa | Supporting | GA90 |
| Margaret Buckton | Urban Education Network of Iowa | Supporting | GA90 |