| Amy Campbell | AARP Iowa | Undecided | GA85 |
| Brad Anderson | AARP Iowa | Undecided | GA85 |
| Craig Patterson | AARP Iowa | Undecided | GA85 |
| Kent Sovern | AARP Iowa | Undecided | GA85 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Undecided | GA85 |
| Thomas Jochum | Central Iowa Building Construction Trades Council | Undecided | GA85 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Undecided | GA85 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Undecided | GA85 |
| Dustin Miller | Iowa League of Cities | Undecided | GA85 |
| Jessica Hyland | Iowa League of Cities | Undecided | GA85 |
| Julie Smith | Iowa League of Cities | Undecided | GA85 |
| Brad Epperly | Iowa Newspaper Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Newspaper Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Newspaper Association | Undecided | GA85 |
| Dennis Parrott | Iowa Precinct Atlas Association of County Auditors | Undecided | GA85 |
| Hanna DeGroot | Iowa State Association of Counties | Undecided | GA85 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA85 |
| Linda Hinton | Iowa State Association of Counties | Undecided | GA85 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA85 |
| William Peterson | Iowa State Association of Counties | Undecided | GA85 |
| Dennis Parrott | Iowa State Association of County Auditors | Undecided | GA85 |
| Ken Kline | Iowa State Association of County Auditors | Undecided | GA85 |
| tom fey | Iowa State Building and Construction Trades Council | Undecided | GA85 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA85 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA85 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Undecided | GA85 |
| Gary Grant | Urban County Coalition | Undecided | GA85 |
| Larry Murphy | Urban County Coalition | Undecided | GA85 |