| Melissa Speed | AFSCME Iowa Council 61 | Supporting | GA90 |
| Brad Epperly | Ames Regional Economic Alliance | Undecided | GA90 |
| Dustin Miller | Ames Regional Economic Alliance | Undecided | GA90 |
| Sydney Gangestad | CHILDSERVE | Supporting | GA90 |
| Tim Coonan | CHILDSERVE | Supporting | GA90 |
| Barbra Solberg | Cedar Rapids Metro Economic Alliance | Undecided | GA90 |
| Kelli Soyer | Common Good Iowa | Supporting | GA90 |
| Mike Owen | Common Good Iowa | Supporting | GA90 |
| Natalie Veldhouse | Common Good Iowa | Supporting | GA90 |
| Sheila Hansen | Common Good Iowa | Supporting | GA90 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Undecided | GA90 |
| Ryan Sempf | Dubuque Area Chamber of Commerce | Undecided | GA90 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA90 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA90 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA90 |
| Amy Campbell | Iowa Affiliate of the American College of Nurse-Midwives | Supporting | GA90 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA90 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA90 |
| Gracie Brandsgard | Iowa Credit Union League | Supporting | GA90 |
| Justin Hupfer | Iowa Credit Union League | Supporting | 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 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Supporting | GA90 |
| John Hall | Marshalltown Area Chamber of Commerce | Undecided | GA90 |
| Greg Bellville | Prevent Child Abuse Iowa | Supporting | GA90 |
| Kylie Spies | Prevent Child Abuse Iowa | Supporting | GA90 |
| Brad Epperly | Quad Cities Chamber of Commerce | Undecided | GA90 |
| Dustin Miller | Quad Cities Chamber of Commerce | Undecided | GA90 |
| E.J. Wallace | Save the Children Action Network | Supporting | GA90 |