| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA89 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Undecided | GA89 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA89 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA89 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA89 |
| Hannah McDowell | Grow Clinton County | Undecided | GA89 |
| Nick Laning | Grow Clinton County | Undecided | GA89 |
| Threase Harms | Grow Clinton County | Undecided | GA89 |
| Eric Goranson | Habitat for Humanity of Iowa | Supporting | GA89 |
| Karla Fultz McHenry | Habitat for Humanity of Iowa | Supporting | GA89 |
| Amy Campbell | Iowa Association of Area Agencies on Aging | Supporting | GA89 |
| Craig Patterson | Iowa Association of Area Agencies on Aging | Supporting | GA89 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Supporting | GA89 |
| John Davis | Iowa Association of Business and Industry (ABI) | Supporting | GA89 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA89 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA89 |
| Jon Murphy | Iowa Association of Councils of Governments | Supporting | GA89 |
| Tom Cope | Iowa Association of Councils of Governments | Supporting | GA89 |
| Jennifer Kingland | Iowa Association of Realtors | Supporting | GA89 |
| Amy Campbell | Iowa Association of Rural Health Clinics | Supporting | GA89 |
| Craig Patterson | Iowa Association of Rural Health Clinics | Supporting | GA89 |
| Mike Rozenboom | Iowa Bankers Association | Supporting | GA89 |
| Sharon Presnall | Iowa Bankers Association | Supporting | GA89 |
| Joe Murphy | Iowa Business Council | Supporting | GA89 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA89 |
| Meghan Malloy | Iowa Catholic Conference | Supporting | GA89 |
| Tom Chapman | Iowa Catholic Conference | Supporting | GA89 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA89 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA89 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Supporting | GA89 |
| Craig Patterson | Iowa Coalition Against Sexual Assault | Supporting | GA89 |
| Gracie Brandsgard | Iowa Credit Union League | Supporting | GA89 |
| Justin Hupfer | Iowa Credit Union League | Supporting | GA89 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA89 |
| Kristin Hanks-Bents | Iowa Finance Authority | Undecided | GA89 |
| Bob Rafferty | Iowa Housing Partnership | Supporting | GA89 |
| Nick Laning | Iowa Housing Partnership | Supporting | GA89 |
| Rachel Ong | Iowa Housing Partnership | Supporting | GA89 |
| Jon Murphy | Iowa Housing Trust Funds Advocates Network | Supporting | GA89 |
| Tom Cope | Iowa Housing Trust Funds Advocates Network | Supporting | GA89 |
| Alan Kemp | Iowa League of Cities | Supporting | GA89 |
| Daniel Stalder | Iowa League of Cities | Supporting | GA89 |
| Robert Palmer | Iowa League of Cities | Supporting | GA89 |
| Mike Rozenboom | Iowa Mortgage Association | Supporting | GA89 |
| Sharon Presnall | Iowa Mortgage Association | Supporting | GA89 |
| Amy Campbell | Iowa Nurses Association | Supporting | GA89 |
| Craig Patterson | Iowa Nurses Association | Supporting | GA89 |
| Amy Campbell | Iowa Primary Care Association | Supporting | GA89 |
| Craig Patterson | Iowa Primary Care Association | Supporting | GA89 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA89 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA89 |
| Amy Campbell | Polk County - Board of Supervisors | Supporting | GA89 |
| Craig Patterson | Polk County - Board of Supervisors | Supporting | GA89 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Supporting | GA89 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Supporting | GA89 |
| Dave Stone | United Way of Central Iowa | Supporting | GA89 |