| Melissa Speed | AFSCME Council 61 | Supporting | GA91 |
| David Adelman | American Chemistry Council | Undecided | GA91 |
| Frank Chiodo | American Chemistry Council | Undecided | GA91 |
| Matt Hinch | American Chemistry Council | Undecided | GA91 |
| Paige Thorson | American Chemistry Council | Undecided | GA91 |
| Sara Allen | American Chemistry Council | Undecided | GA91 |
| Scott Newhard | American Chemistry Council | Undecided | GA91 |
| Gary Grant | Cedar Rapids Airport | Undecided | GA91 |
| Larry Murphy | Cedar Rapids Airport | Undecided | GA91 |
| Jacob Schrader | Central Iowa Water Works | Supporting | GA91 |
| Logan Murray | Central Iowa Water Works | Supporting | GA91 |
| Sydney Gangestad | Central Iowa Water Works | Supporting | GA91 |
| Gary Grant | City of Cedar Rapids | Undecided | GA91 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA91 |
| Catherine Pollard | Des Moines Water Works | Supporting | GA91 |
| Nick Laning | Des Moines Water Works | Supporting | GA91 |
| Threase Harms | Des Moines Water Works | Supporting | GA91 |
| Kelsey Schott | Iowa Association of Water Agencies | Supporting | GA91 |
| Matt McKinney | Iowa Association of Water Agencies | Supporting | GA91 |
| RG Schwarm | Iowa Association of Water Agencies | Supporting | GA91 |
| Briana Kouma | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Jessica Mazour | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Catherine Pollard | Iowa Environmental Council | Supporting | GA91 |
| Cody Smith | Iowa Environmental Council | Supporting | GA91 |
| Colleen Fowle | Iowa Environmental Council | Supporting | GA91 |
| Jordan Oster | Iowa Environmental Council | Supporting | GA91 |
| Kerri Johannsen | Iowa Environmental Council | Supporting | GA91 |
| Michael Schmidt | Iowa Environmental Council | Supporting | GA91 |
| Sarah Green | Iowa Environmental Council | Supporting | GA91 |
| Threase Harms | Iowa Environmental Council | Supporting | GA91 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Supporting | GA91 |
| Cyndi Pederson | Iowa Fire Chiefs Association | Supporting | GA91 |
| Elizabeth Crimmings | Iowa Fire Chiefs Association | Supporting | GA91 |
| John Pederson | Iowa Fire Chiefs Association | Supporting | GA91 |
| Teresa Bomhoff | Iowa Integrated Health Planning and Advisory Council | Supporting | GA91 |
| Chelsea Hoye | Iowa League of Cities | Supporting | GA91 |
| Cody Carlson | Iowa League of Cities | Supporting | GA91 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA91 |
| Christopher Rants | Iowa Professional Fire Fighters | Supporting | GA91 |
| Jake Friedrichsen | Iowa Professional Fire Fighters | Supporting | GA91 |
| Lon Anderson | Iowa Professional Fire Fighters | Supporting | GA91 |
| Doug Struyk | Iowa Soybean Association | Supporting | GA91 |
| Jennifer Dorman | Iowa Soybean Association | Supporting | GA91 |
| Jim Carney | Iowa Soybean Association | Supporting | GA91 |
| Katie Hall | Iowa Soybean Association | Supporting | GA91 |
| Megan Decker | Iowa Soybean Association | Supporting | GA91 |
| Karl Schilling | United Professionals/UE | Supporting | GA91 |