| Jerry Fitzgerald | Agribusiness Assn. of IA | Undecided | GA84 |
| Maggie Smith-Fitzgerald | Agribusiness Assn. of IA | Undecided | GA84 |
| Mark Joyce | Agribusiness Assn. of IA | Undecided | GA84 |
| Kimberly Haus | Animal Rescue League of IA | Opposing | GA84 |
| Marty Ryan | Fawkes-Lee & Ryan Inc. | Undecided | GA84 |
| Stephanie Fawkes-Lee | Fawkes-Lee & Ryan Inc. | Undecided | GA84 |
| Kimberly Haus | Humane Society | Opposing | GA84 |
| Brad Lint | IA. Assn. For Justice | Undecided | GA84 |
| Lisa Davis-Cook | IA. Assn. For Justice | Undecided | GA84 |
| Bruce Berven | IA. Cattlemen's Assn. | Supporting | GA84 |
| Tom Shipley | IA. Cattlemen's Assn. | Supporting | GA84 |
| Adam Mason | IA. Citizens for Community Improvement Action Fund | Undecided | GA84 |
| Mike Heller | IA. Conservation Alliance | Undecided | GA84 |
| Jerry Fitzgerald | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Maggie Smith-Fitzgerald | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Mark Joyce | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Mindy Poldberg | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Joe Kelly | IA. County Attorneys Assn. | Undecided | GA84 |
| Susan Cameron Daemen | IA. County Attorneys Assn. | Undecided | GA84 |
| Brad Epperly | IA. Defense Counsel Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Defense Counsel Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Defense Counsel Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Defense Counsel Assn. | Undecided | GA84 |
| Jen Schulte | IA. Farmers Union | Undecided | GA84 |
| Kent Hartwig | IA. Farmers Union | Undecided | GA84 |
| Kyle Frette | IA. Farmers Union | Undecided | GA84 |
| Threase Harms | IA. Farmers Union | Undecided | GA84 |
| Kimberly Haus | IA. Federation of Humane Societies | Opposing | GA84 |
| Larry Blixt | IA. Greenhouse Growers | Undecided | GA84 |
| Cody McKinley | IA. Pork Producers Assn. (IPP) | Supporting | GA84 |
| Jerry Fitzgerald | IA. Pork Producers Assn. (IPP) | Undecided | GA84 |
| Maggie Smith-Fitzgerald | IA. Pork Producers Assn. (IPP) | Undecided | GA84 |
| Mark Joyce | IA. Pork Producers Assn. (IPP) | Undecided | GA84 |
| Brenda Knollenberg | IA. Poultry Assn. | Supporting | GA84 |
| Jill Altringer | IA. Poultry Assn. | Supporting | GA84 |
| Kevin Vinchattle | IA. Poultry Assn. | Supporting | GA84 |
| Jill Altringer | IA. Soybean Assn. | Supporting | GA84 |
| George Appleby | IA. Veterinary Medical Assn. | Undecided | GA84 |
| Jennifer Tyler | IA. Veterinary Medical Assn. | Undecided | GA84 |
| Jim Carney | IA. Veterinary Medical Assn. | Undecided | GA84 |
| Marty Ryan | Justice Reform Consortium | Undecided | GA84 |
| Stephanie Fawkes-Lee | Justice Reform Consortium | Undecided | GA84 |
| Brad Epperly | Monsanto Company | Supporting | GA84 |
| Keith Luchtel | Monsanto Company | Supporting | GA84 |
| Scott Sundstrom | Monsanto Company | Supporting | GA84 |