| Brad Epperly | AIG-American International Companies | Undecided | GA86 |
| Paula Dierenfeld | AIG-American International Companies | Undecided | GA86 |
| Scott Sundstrom | AIG-American International Companies | Undecided | GA86 |
| Brad Epperly | American Insurance Association | Undecided | GA86 |
| Paula Dierenfeld | American Insurance Association | Undecided | GA86 |
| Scott Sundstrom | American Insurance Association | Undecided | GA86 |
| Chaney Yeast | Blank Childrens Hospital | Withdrawn | GA86 |
| Chaney Yeast | Blank Childrens Hospital | Supporting | GA86 |
| Jake Oeth | Brain Injury Alliance of Iowa | Supporting | GA86 |
| Kent Hartwig | Brain Injury Alliance of Iowa | Supporting | GA86 |
| Threase Harms | Brain Injury Alliance of Iowa | Supporting | GA86 |
| Amy Campbell | Campbell/Patterson Consulting LLP | Supporting | GA86 |
| Angela Davis | Iowa Association for Justice | Supporting | GA86 |
| Bill Wimmer | Iowa Association for Justice | Supporting | GA86 |
| Brad Lint | Iowa Association for Justice | Supporting | GA86 |
| Lisa Davis-Cook | Iowa Association for Justice | Supporting | GA86 |
| Emily Piper | Iowa Association of School Boards | Opposing | GA86 |
| Phil Jeneary | Iowa Association of School Boards | Opposing | GA86 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA86 |
| Paula Dierenfeld | Iowa Automobile Dealers Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Automobile Dealers Association | Undecided | GA86 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Withdrawn | GA86 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Supporting | GA86 |
| Craig Patterson | Iowa Coalition Against Sexual Assault | Supporting | GA86 |
| Brad Hudson | Iowa State Education Association | Undecided | GA86 |
| Melissa Peterson | Iowa State Education Association | Undecided | GA86 |
| Tom Narak | School Administrators of Iowa | Undecided | GA86 |