| Cody Smith | Center for Rural Affairs | Supporting | GA89 |
| Teresa Bomhoff | IA Mental Health Planning Council | Supporting | GA89 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA89 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Undecided | GA89 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Undecided | GA89 |
| Alex Cutchey | Iowa Association of Municipal Utilities | Undecided | GA89 |
| Brad Epperly | Iowa Association of Municipal Utilities | Undecided | GA89 |
| Dustin Miller | Iowa Association of Municipal Utilities | Undecided | GA89 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Supporting | GA89 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA89 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Supporting | GA89 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Undecided | GA89 |
| Brian Carter | Iowa Conference of United Methodist Church | Supporting | GA89 |
| Gary Nims | Iowa Conference of United Methodist Church | Supporting | GA89 |
| Rita Carter | Iowa Conference of United Methodist Church | Supporting | GA89 |
| Roberta Paige | Iowa Conference of United Methodist Church | Supporting | GA89 |
| Jordan Oster | Iowa Environmental Council | Supporting | GA89 |
| Kerri Johannsen | Iowa Environmental Council | Supporting | GA89 |
| Michael Schmidt | Iowa Environmental Council | Supporting | GA89 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA89 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA89 |
| Christopher Rants | Iowa Solar Energy Trade Association | Supporting | GA89 |
| John Cacciatore | Iowa Solar Energy Trade Association | Supporting | GA89 |
| Maison Bleam | Iowa Utilities Board | Undecided | GA89 |
| David Scott | Iowa Water Well Association | Undecided | GA89 |