| David Adelman | Ag Processing Inc a cooperative | Undecided | GA86 |
| Robert Weiser | Annett Holdings | Undecided | GA86 |
| Sarah Reckling | Annett Holdings | Undecided | GA86 |
| Brad Epperly | BNSF Railway Co. | Undecided | GA86 |
| Paula Dierenfeld | BNSF Railway Co. | Undecided | GA86 |
| Scott Sundstrom | BNSF Railway Co. | Undecided | GA86 |
| Robert Weiser | CRST International | Undecided | GA86 |
| Sarah Reckling | CRST International | 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 |
| Doug Struyk | Iowa Biodiesel Board | Undecided | GA86 |
| George Appleby | Iowa Biodiesel Board | Undecided | GA86 |
| Jennifer Tyler | Iowa Biodiesel Board | Undecided | GA86 |
| Jim Carney | Iowa Biodiesel Board | Undecided | GA86 |
| Neila Seaman | Iowa Chapter of Sierra Club | Undecided | GA86 |
| Don Petersen | Iowa Farm Bureau Federation | Opposing | GA86 |
| Marty Schwager | Iowa Farm Bureau Federation | Opposing | GA86 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Opposing | GA86 |
| Jake Oeth | Iowa Farmers Union | Opposing | GA86 |
| Kent Hartwig | Iowa Farmers Union | Opposing | GA86 |
| Threase Harms | Iowa Farmers Union | Opposing | GA86 |
| Dustin Miller | Iowa League of Cities | Undecided | GA86 |
| Robert Palmer | Iowa League of Cities | Undecided | GA86 |
| David Adelman | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA86 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA86 |
| Paula Feltner | Iowa Renewable Fuels Association (IRF) | Undecided | GA86 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA86 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA86 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA86 |
| William Peterson | Iowa State Association of Counties | Supporting | GA86 |
| Mike Heller | Iowa State Snowmobile Association | Undecided | GA86 |
| Paula Feltner | Iowa State Snowmobile Association | Undecided | GA86 |
| John Pederson | Kum and Go, L.C. | Undecided | GA86 |
| Laura Book | Kum and Go, L.C. | Undecided | GA86 |
| Matt Eide | Kum and Go, L.C. | Undecided | GA86 |
| Mike Heller | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA86 |
| Paula Feltner | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA86 |
| Dawn Carlson | Petroleum Marketers and Convenience Stores of Iowa | Supporting | GA86 |
| Kellie Paschke | Petroleum Marketers and Convenience Stores of Iowa | Supporting | GA86 |
| Troy Skinner | Petroleum Marketers and Convenience Stores of Iowa | Supporting | GA86 |
| Amy Campbell | Polk County - Board of Supervisors | Undecided | GA86 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA86 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA86 |
| Amy Campbell | Travel Federation of Iowa | Undecided | GA86 |
| Craig Patterson | Travel Federation of Iowa | Undecided | GA86 |
| John Pederson | UPS | Undecided | GA86 |
| Laura Book | UPS | Undecided | GA86 |
| Matt Eide | UPS | Undecided | GA86 |
| Michael Triplett | Union Pacific Railroad | Undecided | GA86 |