| John Pederson | Arconic (Formerly Alcoa) | Undecided | GA86 |
| Laura Book | Arconic (Formerly Alcoa) | Undecided | GA86 |
| Matt Eide | Arconic (Formerly Alcoa) | Undecided | GA86 |
| Brad Epperly | BNSF Railway Co. | Undecided | GA86 |
| Paula Dierenfeld | BNSF Railway Co. | Undecided | GA86 |
| Scott Sundstrom | BNSF Railway Co. | Undecided | GA86 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA86 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA86 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA86 |
| Angela Davis | Hy-Vee, Inc. | Undecided | GA86 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA86 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Rachel Geilenfeld | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Zach Dalluge | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Scott Sundstrom | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Tim Coonan | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Jennifer Kingland | Iowa Association of Realtors | Supporting | GA86 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA86 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA86 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA86 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA86 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA86 |
| Scott Sundstrom | Iowa Chamber Alliance | Undecided | GA86 |
| Brad Epperly | Iowa Communications Alliance | Undecided | GA86 |
| Dave Duncan | Iowa Communications Alliance | Undecided | GA86 |
| Kevin Condon | Iowa Communications Alliance | Undecided | GA86 |
| Paula Dierenfeld | Iowa Communications Alliance | Undecided | GA86 |
| Scott Sundstrom | Iowa Communications Alliance | Undecided | GA86 |
| Megan Tooker | Iowa Ethics and Campaign Disclosure Board | Undecided | GA86 |
| Andrew Lietzow | Iowa Landlord Association | Supporting | GA86 |
| Joe Kelly | Iowa Landlord Association | Supporting | GA86 |
| Dustin Miller | Iowa League of Cities | Undecided | GA86 |
| Robert Palmer | Iowa League of Cities | Undecided | GA86 |
| Joe Kelly | Iowa Manufactured Housing Association | Supporting | GA86 |
| Jim Henter | Iowa Retail Federation | Undecided | GA86 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Scott Sundstrom | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Mike Heller | Iowa State Association of Assessors | Undecided | GA86 |
| Mike Heller | Iowa State Association of Assessors | Opposing | GA86 |
| Paula Feltner | Iowa State Association of Assessors | Undecided | GA86 |
| Paula Feltner | Iowa State Association of Assessors | Opposing | GA86 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA86 |
| Jamie Cashman | Iowa State Association of Counties | Opposing | GA86 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA86 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA86 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA86 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA86 |
| William Peterson | Iowa State Association of Counties | Undecided | GA86 |
| William Peterson | Iowa State Association of Counties | Opposing | GA86 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA86 |
| George Appleby | Iowa State Bar Association | Undecided | GA86 |
| Jennifer Tyler | Iowa State Bar Association | Undecided | GA86 |
| Jim Carney | Iowa State Bar Association | Undecided | GA86 |
| Jennifer Kingland | Iowa Taxpayers Association | Supporting | GA86 |
| Joe Kelly | Landlords of Iowa | Supporting | GA86 |
| John Pederson | Tyson Foods, Inc. | Undecided | GA86 |
| Laura Book | Tyson Foods, Inc. | Undecided | GA86 |
| Matt Eide | Tyson Foods, Inc. | Undecided | GA86 |
| Michael Triplett | Union Pacific Railroad | Undecided | GA86 |