| MIke Delaney | Citizens For A Healthy Iowa | Supporting | GA87 |
| Larry Murphy | Iowa Catholic Conference | Undecided | GA87 |
| Meghan Malloy | Iowa Catholic Conference | Undecided | GA87 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA87 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA87 |
| Neila Seaman | Iowa Chapter of Sierra Club | Undecided | GA87 |
| Jess Mazour | Iowa Citizens for Community Improvement Action Fund | Undecided | GA87 |
| Mike Heller | Iowa Conservation Alliance | Undecided | GA87 |
| Paula Feltner | Iowa Conservation Alliance | Undecided | GA87 |
| Sharon Tahtinen | Iowa Dept. of Natural Resources | Undecided | GA87 |
| Kerri Johannsen | Iowa Environmental Council | Undecided | GA87 |
| Ralph Rosenberg | Iowa Environmental Council | Undecided | GA87 |
| Connor Slack | Iowa Farmers Union | Supporting | GA87 |
| Dane Schumann | Iowa Farmers Union | Supporting | GA87 |
| Emily Hockins | Iowa Farmers Union | Supporting | GA87 |
| Threase Harms | Iowa Farmers Union | Supporting | GA87 |
| Jeff Smith | Iowa Pork Producers Association (IPP) | Opposing | GA87 |
| Jerry Fitzgerald | Iowa Pork Producers Association (IPP) | Opposing | GA87 |
| Jonathan DeReus | Iowa Pork Producers Association (IPP) | Opposing | GA87 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association (IPP) | Opposing | GA87 |
| Matt Fitzgerald | Iowa Pork Producers Association (IPP) | Opposing | GA87 |
| Tyler Bettin | Iowa Pork Producers Association (IPP) | Opposing | GA87 |
| Connor Slack | Iowa Rivers Revival | Supporting | GA87 |
| Dane Schumann | Iowa Rivers Revival | Supporting | GA87 |
| Emily Hockins | Iowa Rivers Revival | Supporting | GA87 |
| Threase Harms | Iowa Rivers Revival | Supporting | GA87 |
| Carol Balvanz | Iowa Soybean Association | Undecided | GA87 |
| Jill Altringer | Iowa Soybean Association | Undecided | GA87 |
| MIke Delaney | Izaak Walton League - Iowa Division | Supporting | GA87 |
| Lyle Krewson | Lutheran Services in IA, Inc. | Undecided | GA87 |
| MIke Delaney | Raccoon River Watershed Association | Supporting | GA87 |
| Steven Schoenebaum | Smithfield Foods, Inc. | Undecided | GA87 |