| Cyndi Pederson | ASPCA | Opposing | GA84 |
| Anna Dey | American Civil Liberties Union of IA (ACLU-IA) | Opposing | GA84 |
| Ben Stone | American Civil Liberties Union of IA (ACLU-IA) | Opposing | GA84 |
| Rita Bettis Austen | American Civil Liberties Union of IA (ACLU-IA) | Opposing | GA84 |
| Suzanne McMillan | American Society for the Prevention of Cruelty to Animals (ASPCA) | Opposing | GA84 |
| Suzanne McMillan | American Society for the Prevention of Cruelty to Animals (ASPCA) | Undecided | GA84 |
| Jennifer Kingland | Animal Rescue League of IA | Opposing | GA84 |
| Kimberly Haus | Animal Rescue League of IA | Opposing | GA84 |
| Susan Cameron Daemen | Animal Rescue League of IA | Opposing | GA84 |
| Steven Schoenebaum | Dow AgroSciences | Undecided | GA84 |
| Billi Hunt | Du Pont Businesses | Undecided | GA84 |
| Marty Ryan | Fawkes-Lee & Ryan Inc. | Opposing | GA84 |
| Stephanie Fawkes-Lee | Fawkes-Lee & Ryan Inc. | Opposing | GA84 |
| Kimberly Haus | Humane Society | Opposing | GA84 |
| Brad Lint | IA. Assn. For Justice | Undecided | GA84 |
| Lisa Davis-Cook | IA. Assn. For Justice | Undecided | GA84 |
| Mike St. Clair | IA. Biotechnology Assn. | Supporting | GA84 |
| tom fey | IA. Biotechnology Assn. | Supporting | GA84 |
| Brad Epperly | IA. Broadcasters Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Broadcasters Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Broadcasters Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Broadcasters Assn. | Undecided | GA84 |
| Bruce Berven | IA. Cattlemen's Assn. | Supporting | GA84 |
| Tom Shipley | IA. Cattlemen's Assn. | Supporting | GA84 |
| Erin Antonik | IA. Citizens for Community Improvement Action Fund | Opposing | GA84 |
| Jerry Fitzgerald | IA. Corn Growers Assn.(ICG) | Supporting | GA84 |
| Maggie Smith-Fitzgerald | IA. Corn Growers Assn.(ICG) | Supporting | GA84 |
| Mark Joyce | IA. Corn Growers Assn.(ICG) | Supporting | GA84 |
| Mindy Poldberg | IA. Corn Growers Assn.(ICG) | Supporting | 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 |
| Susan Fenton | IA. Dept. of Agriculture | Undecided | GA84 |
| Don Petersen | IA. Farm Bureau Federation | Supporting | GA84 |
| Joe Johnson | IA. Farm Bureau Federation | Supporting | GA84 |
| Marty Schwager | IA. Farm Bureau Federation | Supporting | GA84 |
| Matthew Steinfeldt | IA. Farm Bureau Federation | Supporting | 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 |
| Brad Epperly | IA. Newspaper Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Newspaper Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Newspaper Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Newspaper Assn. | Undecided | GA84 |
| Cody McKinley | IA. Pork Producers Assn. (IPP) | Supporting | GA84 |
| Jerry Fitzgerald | IA. Pork Producers Assn. (IPP) | Supporting | GA84 |
| Maggie Smith-Fitzgerald | IA. Pork Producers Assn. (IPP) | Supporting | GA84 |
| Mark Joyce | IA. Pork Producers Assn. (IPP) | Supporting | 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 |
| Jill Altringer | IA. Turkey Federation | 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 |
| Mary LaHay | IA. Voters for Companion Animals | Opposing | GA84 |
| Marty Ryan | Justice Reform Consortium | Opposing | GA84 |
| Stephanie Fawkes-Lee | Justice Reform Consortium | Opposing | GA84 |
| Adam Gregg | M2P2, LLC | Undecided | GA84 |
| Marc Beltrame | M2P2, LLC | Undecided | GA84 |
| Michael Blaser | M2P2, LLC | Undecided | GA84 |
| David Tierney | Monsanto Company | Supporting | GA84 |
| Michael Naig | Monsanto Company | Supporting | GA84 |
| Adam Gregg | Smithfield Foods, Inc. | Undecided | GA84 |
| Marc Beltrame | Smithfield Foods, Inc. | Undecided | GA84 |
| Steven Schoenebaum | Smithfield Foods, Inc. | Undecided | GA84 |
| Steven Schoenebaum | Syngenta Crop Protection | Undecided | GA84 |