| George Appleby | Accountants Association of Iowa | Undecided | GA85 |
| Jennifer Tyler | Accountants Association of Iowa | Undecided | GA85 |
| Jim Carney | Accountants Association of Iowa | Undecided | GA85 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA85 |
| Matt Hinch | Greater Des Moines Partnership | Undecided | GA85 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA85 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA85 |
| Jennifer Kingland | Iowa Association of Realtors | Supporting | GA85 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA85 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA85 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA85 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA85 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA85 |
| Scott Sundstrom | Iowa Chamber Alliance | Undecided | GA85 |
| David Adelman | Iowa Community Foundations | Supporting | GA85 |
| Kristin Hanks-Bents | Iowa Economic Development Authority | Supporting | GA85 |
| Robert Palmer | Iowa Economic Development Authority | Supporting | GA85 |
| Timothy Whipple | Iowa Economic Development Authority | Supporting | GA85 |
| Don Petersen | Iowa Farm Bureau Federation | Supporting | GA85 |
| Marty Schwager | Iowa Farm Bureau Federation | Supporting | GA85 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Supporting | GA85 |
| Laverne Schroeder | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA85 |
| Laverne Schroeder | Iowa Nebraska Farm Equipment Dealers Association | Supporting | GA85 |
| Will Rogers | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA85 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Supporting | GA85 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Supporting | GA85 |
| Scott Sundstrom | Iowa Society of Certified Public Accountants | Supporting | GA85 |
| George Appleby | Iowa State Bar Association | Undecided | GA85 |
| Jennifer Tyler | Iowa State Bar Association | Undecided | GA85 |
| Jim Carney | Iowa State Bar Association | Undecided | GA85 |
| Cal Hultman | Iowa Taxpayers Association | Undecided | GA85 |
| Michael Triplett | Iowa Taxpayers Association | Undecided | GA85 |
| Kristin Failor | National Federation of Independent Business (NFIB /IA) | Undecided | GA85 |