| Jerry Fitzgerald | Agribusiness Association of Iowa | Undecided | GA85 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Undecided | GA85 |
| Mark Joyce | Agribusiness Association of Iowa | Undecided | GA85 |
| Katherine Carlucci | City of Iowa City | Undecided | GA85 |
| Thomas Stanberry | City of Iowa City | Undecided | GA85 |
| Jim Obradovich | Conservation Districts of Iowa | Undecided | GA85 |
| Linda Kinman | Des Moines Water Works | Supporting | GA85 |
| William Stowe | Des Moines Water Works | Supporting | GA85 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA85 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA85 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA85 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Supporting | GA85 |
| Marty Ryan | Iowa Annual Conference of United Methodist Church | Supporting | GA85 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Supporting | GA85 |
| Walden Paige | Iowa Annual Conference of United Methodist Church | Supporting | GA85 |
| William Steward | Iowa Annual Conference of United Methodist Church | Supporting | GA85 |
| Amy Campbell | Iowa Association of County Conservation Boards | Undecided | GA85 |
| Craig Patterson | Iowa Association of County Conservation Boards | Undecided | GA85 |
| Linda Kinman | Iowa Association of Water Agencies | Undecided | GA85 |
| Justine Stevenson | Iowa Cattlemen's Association | Undecided | GA85 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA85 |
| Lindsay Phillips | Iowa Cattlemen's Association | Undecided | GA85 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA85 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA85 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA85 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA85 |
| Scott Sundstrom | Iowa Chamber Alliance | Undecided | GA85 |
| Sandra Simmons | Iowa Chapter of Sierra Club | Supporting | GA85 |
| Jerry Fitzgerald | Iowa Corn Growers Association(ICG) | Undecided | GA85 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association(ICG) | Undecided | GA85 |
| Mark Joyce | Iowa Corn Growers Association(ICG) | Undecided | GA85 |
| Mindy Poldberg | Iowa Corn Growers Association(ICG) | Undecided | GA85 |
| Matt Gronewald | Iowa Dept. of Agriculture | Undecided | GA85 |
| Sharon Tahtinen | Iowa Dept. of Natural Resources | Undecided | GA85 |
| Jim Obradovich | Iowa Environmental Council | Undecided | GA85 |
| Ralph Rosenberg | Iowa Environmental Council | Supporting | GA85 |
| Robert Mulqueen | Iowa Environmental Council | Supporting | GA85 |
| Robert Mulqueen | Iowa Environmental Council | Undecided | GA85 |
| Eric Bradley | Iowa Environmental Health Association | Supporting | GA85 |
| Dustin Miller | Iowa League of Cities | Supporting | GA85 |
| Jessica Hyland | Iowa League of Cities | Supporting | GA85 |
| Jerry Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA85 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA85 |
| Mark Joyce | Iowa Pork Producers Association (IPP) | Undecided | GA85 |
| Jill Altringer | Iowa Poultry Association | Undecided | GA85 |
| Courtney Willits | Iowa Rivers Revival | Supporting | GA85 |
| Kent Hartwig | Iowa Rivers Revival | Supporting | GA85 |
| Threase Harms | Iowa Rivers Revival | Supporting | GA85 |
| Emily Piper | Iowa Rural Water Association | Undecided | GA85 |
| Jill Altringer | Iowa Soybean Association | Undecided | GA85 |
| Jill Altringer | Iowa Turkey Federation | Undecided | GA85 |
| Emily Piper | Rathbun Regional Water Association | Undecided | GA85 |
| Neila Seaman | Sierra Club of Iowa Chapter | Supporting | GA85 |
| Steven Schoenebaum | Smithfield Foods, Inc. | Undecided | GA85 |