| Adam Gregg | Agribusiness Assn. of IA | Opposing | GA84 |
| Marc Beltrame | Agribusiness Assn. of IA | Opposing | GA84 |
| Cal Hultman | Community Bankers of IA. | Opposing | GA84 |
| Michael Triplett | Community Bankers of IA. | Opposing | GA84 |
| Linda Kinman | Des Moines Water Works | Undecided | GA84 |
| Steven Schoenebaum | Dow AgroSciences | Opposing | GA84 |
| Linda Kinman | IA. Assn. of Water Agencies | Undecided | GA84 |
| Robert Hartwig | IA. Bankers Assn. | Opposing | GA84 |
| Sharon Presnall | IA. Bankers Assn. | Opposing | GA84 |
| Bruce Berven | IA. Cattlemen's Assn. | Opposing | GA84 |
| Neila Seaman | IA. Chapter of Sierra Club | Supporting | GA84 |
| Adam Mason | IA. Citizens for Community Improvement Action Fund | Supporting | GA84 |
| Erin Antonik | IA. Citizens for Community Improvement Action Fund | Supporting | GA84 |
| Natalie Snyders | IA. Citizens for Community Improvement Action Fund | Supporting | 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 |
| Lyle Brehm | IA. County Engineers Assn. | Supporting | GA84 |
| Eric Bradley | IA. Environmental Health Assn. | Supporting | GA84 |
| Don Petersen | IA. Farm Bureau Federation | Opposing | GA84 |
| Joe Johnson | IA. Farm Bureau Federation | Opposing | GA84 |
| Marty Schwager | IA. Farm Bureau Federation | Opposing | GA84 |
| Matthew Steinfeldt | IA. Farm Bureau Federation | Opposing | 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 |
| Drue Sander | IA. Institute for Cooperatives | Opposing | GA84 |
| Kayla Lyon | IA. Institute for Cooperatives | Opposing | GA84 |
| Cody McKinley | IA. Pork Producers Assn. (IPP) | Opposing | GA84 |
| Jerry Fitzgerald | IA. Pork Producers Assn. (IPP) | Opposing | GA84 |
| Jerry Fitzgerald | IA. Pork Producers Assn. (IPP) | Undecided | GA84 |
| Maggie Smith-Fitzgerald | IA. Pork Producers Assn. (IPP) | Opposing | GA84 |
| Maggie Smith-Fitzgerald | IA. Pork Producers Assn. (IPP) | Undecided | GA84 |
| Mark Joyce | IA. Pork Producers Assn. (IPP) | Opposing | GA84 |
| Mark Joyce | IA. Pork Producers Assn. (IPP) | Undecided | GA84 |
| Brenda Knollenberg | IA. Poultry Assn. | Undecided | GA84 |
| Kevin Vinchattle | IA. Poultry Assn. | Undecided | GA84 |
| Jill Altringer | IA. Soybean Assn. | Undecided | GA84 |
| Hanna DeGroot | IA. State Assn. of Counties | Undecided | GA84 |
| Linda Hinton | IA. State Assn. of Counties | Undecided | GA84 |
| MaryBeth Mellick | IA. State Assn. of Counties | Undecided | GA84 |
| Nathan Bonnett | IA. State Assn. of Counties | Undecided | GA84 |
| William Peterson | IA. State Assn. of Counties | Undecided | GA84 |
| Michael Wentzien | IA. State Assn. of County Supervisors | Undecided | GA84 |
| Jessica Bloomberg | IA. State Dairy Assn. | Opposing | GA84 |
| Jill Altringer | IA. Turkey Federation | Undecided | GA84 |
| Adam Gregg | M2P2, LLC | Opposing | GA84 |
| Marc Beltrame | M2P2, LLC | Opposing | GA84 |
| Michael Blaser | M2P2, LLC | Opposing | GA84 |
| Adam Gregg | Smithfield Foods, Inc. | Opposing | GA84 |
| Marc Beltrame | Smithfield Foods, Inc. | Opposing | GA84 |
| Steven Schoenebaum | Smithfield Foods, Inc. | Opposing | GA84 |
| Steven Schoenebaum | Syngenta Crop Protection | Opposing | GA84 |