| Jeff Smith | Agribusiness Association of Iowa | Undecided | GA90 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Undecided | GA90 |
| Matt Fitzgerald | Agribusiness Association of Iowa | Undecided | GA90 |
| Jake Ketzner | Association of Iowa Fairs | Undecided | GA90 |
| Larry Blixt | Association of Iowa Fairs | Undecided | GA90 |
| Nick Boeyink | Association of Iowa Fairs | Undecided | GA90 |
| Jefferson Fink | Boone and Scenic Valley Railroad | Undecided | GA90 |
| Jim Obradovich | Boone and Scenic Valley Railroad | Undecided | GA90 |
| Jefferson Fink | Burlington Junction Railway | Undecided | GA90 |
| Jim Obradovich | Burlington Junction Railway | Undecided | GA90 |
| Gary Grant | City of Cedar Rapids | Undecided | GA90 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA90 |
| Jefferson Fink | Coalition for Iowa Woodlands and Trees | Supporting | GA90 |
| Jim Obradovich | Coalition for Iowa Woodlands and Trees | Supporting | GA90 |
| Jefferson Fink | Conservation Districts of Iowa | Supporting | GA90 |
| Jim Obradovich | Conservation Districts of Iowa | Supporting | GA90 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Undecided | GA90 |
| Jefferson Fink | Davenport Industrial Railroad | Undecided | GA90 |
| Jim Obradovich | Davenport Industrial Railroad | Undecided | GA90 |
| Chelsea Hoye | Iowa Alliance of YMCA's | Undecided | GA90 |
| Nick Laning | Iowa Alliance of YMCA's | Undecided | GA90 |
| Threase Harms | Iowa Alliance of YMCA's | Undecided | GA90 |
| Amy Campbell | Iowa Association of County Conservation Boards | Undecided | GA90 |
| Craig Patterson | Iowa Association of County Conservation Boards | Undecided | GA90 |
| Emily Piper | Iowa Association of School Boards | Undecided | GA90 |
| Michelle Johnson | Iowa Association of School Boards | Undecided | GA90 |
| Carolann Jensen | Iowa Board of Regents | Undecided | GA90 |
| Jennifer Harbison | Iowa Board of Regents | Undecided | GA90 |
| Keith Saunders | Iowa Board of Regents | Undecided | GA90 |
| Mary Braun | Iowa Board of Regents | Undecided | GA90 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA90 |
| Kelly Meyers | Iowa Cattlemen's Association | Undecided | GA90 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA90 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA90 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA90 |
| Mark Johnson | Iowa Communications Network ICN/ITTC | Undecided | GA90 |
| Jefferson Fink | Iowa Conservation Alliance | Undecided | GA90 |
| Jim Obradovich | Iowa Conservation Alliance | Undecided | GA90 |
| Jeff Smith | Iowa Corn Growers Association | Undecided | GA90 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association | Undecided | GA90 |
| Matt Fitzgerald | Iowa Corn Growers Association | Undecided | GA90 |
| Mindy Poldberg | Iowa Corn Growers Association | Undecided | GA90 |
| Haley Hook | Iowa Department of Agriculture & Land Stewardship | Undecided | GA90 |
| Carrie Malone | Iowa Department of Health and Human Services | Undecided | GA90 |
| Dax Oberreuter | Iowa Department of Health and Human Services | Undecided | GA90 |
| Jancy Nielson | Iowa Department of Health and Human Services | Undecided | GA90 |
| Deanna Triplett | Iowa Economic Development Authority | Undecided | GA90 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Undecided | GA90 |
| Nichole Hansen | Iowa Finance Authority | Undecided | GA90 |
| Jefferson Fink | Iowa Interstate Railroad | Undecided | GA90 |
| Jim Obradovich | Iowa Interstate Railroad | Undecided | GA90 |
| Caitlin Jarzen | Iowa Judicial Branch - Supreme Court | Undecided | GA90 |
| Molly Kottmeyer | Iowa Judicial Branch - Supreme Court | Undecided | GA90 |
| Robert Gast | Iowa Judicial Branch - Supreme Court | Undecided | GA90 |
| Amy Campbell | Iowa Natural Heritage Foundation | Undecided | GA90 |
| Craig Patterson | Iowa Natural Heritage Foundation | Undecided | GA90 |
| Ben Nuelle | Iowa Pork Producers Association | Undecided | GA90 |
| Jeff Smith | Iowa Pork Producers Association | Undecided | GA90 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association | Undecided | GA90 |
| Matt Fitzgerald | Iowa Pork Producers Association | Undecided | GA90 |
| Jefferson Fink | Iowa Public Airports Association | Supporting | GA90 |
| Jim Obradovich | Iowa Public Airports Association | Supporting | GA90 |
| Amy Campbell | Iowa Public Transit Association (IPT) | Undecided | GA90 |
| Craig Patterson | Iowa Public Transit Association (IPT) | Undecided | GA90 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA90 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA90 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA90 |
| William Peterson | Iowa State Association of Counties | Undecided | GA90 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA90 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA90 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA90 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA90 |
| Jill Altringer | Iowa State Dairy Association | Undecided | GA90 |
| Jill Altringer | Iowa Turkey Federation | Undecided | GA90 |
| Jake Ketzner | KWIK Trip, Inc. | Undecided | GA90 |
| Larry Blixt | KWIK Trip, Inc. | Undecided | GA90 |
| Gary Grant | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA90 |
| Larry Murphy | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA90 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA90 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA90 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA90 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA90 |
| Jill Altringer | North Central Poultry Association | Undecided | GA90 |
| Dane Schumann | North Central States Regional Council of Carpenters | Undecided | GA90 |
| Jefferson Fink | Patriot Rail (Keokuk Junction Railway) | Undecided | GA90 |
| Jim Obradovich | Patriot Rail (Keokuk Junction Railway) | Undecided | GA90 |
| Margaret Buckton | Rural School Advocates of Iowa | Undecided | GA90 |
| Margaret Buckton | Urban Education Network of Iowa | Undecided | GA90 |