| Jake Ketzner | Association of Iowa Fairs | Supporting | GA91 |
| Larry Blixt | Association of Iowa Fairs | Supporting | GA91 |
| Nick Boeyink | Association of Iowa Fairs | Supporting | GA91 |
| Jefferson Fink | Boone and Scenic Valley Railroad | Supporting | GA91 |
| Jim Obradovich | Boone and Scenic Valley Railroad | Supporting | GA91 |
| Jefferson Fink | Burlington Junction Railway | Supporting | GA91 |
| Jim Obradovich | Burlington Junction Railway | Supporting | GA91 |
| Gary Grant | Cedar Rapids Airport | Supporting | GA91 |
| Gary Grant | Cedar Rapids Airport | Withdrawn | GA91 |
| Gary Grant | Cedar Rapids Airport | Undecided | GA91 |
| Larry Murphy | Cedar Rapids Airport | Supporting | GA91 |
| Larry Murphy | Cedar Rapids Airport | Withdrawn | GA91 |
| Larry Murphy | Cedar Rapids Airport | Undecided | GA91 |
| Jacob Schrader | Central Iowa Water Works | Supporting | GA91 |
| Logan Murray | Central Iowa Water Works | Supporting | GA91 |
| Sydney Gangestad | Central Iowa Water Works | Supporting | GA91 |
| Jefferson Fink | Conservation Districts of Iowa | Supporting | GA91 |
| Jim Obradovich | Conservation Districts of Iowa | Supporting | GA91 |
| Jefferson Fink | Davenport Industrial Railroad | Supporting | GA91 |
| Jim Obradovich | Davenport Industrial Railroad | Supporting | GA91 |
| Luke Elzinga | Des Moines Area Religious Council | Undecided | GA91 |
| Catherine Pollard | Iowa Alliance of YMCA's | Undecided | GA91 |
| Nick Laning | Iowa Alliance of YMCA's | Undecided | GA91 |
| Threase Harms | Iowa Alliance of YMCA's | Undecided | GA91 |
| Emily Piper | Iowa Association of School Boards | Undecided | GA91 |
| Michelle Johnson | Iowa Association of School Boards | Undecided | GA91 |
| Amy Campbell | Iowa Behavioral Health Association (IBHA) | Undecided | GA91 |
| Craig Patterson | Iowa Behavioral Health Association (IBHA) | Undecided | GA91 |
| Catherine Pollard | Iowa Bicycle Coalition | Supporting | GA91 |
| Nick Laning | Iowa Bicycle Coalition | Supporting | GA91 |
| Threase Harms | Iowa Bicycle Coalition | Supporting | GA91 |
| Carolann Jensen | Iowa Board of Regents | Undecided | GA91 |
| Jason Chapman | Iowa Board of Regents | Undecided | GA91 |
| Jennifer Harbison | Iowa Board of Regents | Undecided | GA91 |
| Jillian Carlson | Iowa Board of Regents | Undecided | GA91 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA91 |
| Casey Nickel | Iowa Chamber Alliance | Undecided | GA91 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA91 |
| Briana Kouma | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Jessica Mazour | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA91 |
| Catherine Pollard | Iowa Chapter of the National Emergency Number Association (NENA) | Undecided | GA91 |
| Nick Laning | Iowa Chapter of the National Emergency Number Association (NENA) | Undecided | GA91 |
| Threase Harms | Iowa Chapter of the National Emergency Number Association (NENA) | Undecided | GA91 |
| Jefferson Fink | Iowa Conservation Alliance | Supporting | GA91 |
| Jim Obradovich | Iowa Conservation Alliance | Supporting | GA91 |
| Todd Coffelt | Iowa Dept. of Natural Resources | Undecided | GA91 |
| Catherine Pollard | Iowa Farmers Union | Undecided | GA91 |
| Threase Harms | Iowa Farmers Union | Undecided | GA91 |
| Jefferson Fink | Iowa Interstate Railroad | Supporting | GA91 |
| Jim Obradovich | Iowa Interstate Railroad | Supporting | GA91 |
| Jefferson Fink | Iowa Public Airports Association | Supporting | GA91 |
| Jim Obradovich | Iowa Public Airports Association | Supporting | GA91 |
| Amy Campbell | Iowa Public Transit Association (IPT) | Undecided | GA91 |
| Craig Patterson | Iowa Public Transit Association (IPT) | Undecided | GA91 |
| Jefferson Fink | Iowa Society of Solid Waste Operations (ISOSWO) | Undecided | GA91 |
| Jim Obradovich | Iowa Society of Solid Waste Operations (ISOSWO) | Undecided | GA91 |
| BRITTANY LUMLEY | Iowa Speedway, LLC | Supporting | GA91 |
| Courtney Craig | Iowa Speedway, LLC | Supporting | GA91 |
| Elliott Meyer | Iowa Speedway, LLC | Supporting | GA91 |
| Jeffrey Boeyink | Iowa Speedway, LLC | Supporting | GA91 |
| Andrea Woodard | Iowa State Association of Counties | Supporting | GA91 |
| Andrea Woodard | Iowa State Association of Counties | Undecided | GA91 |
| Beth Manley | Iowa State Association of Counties | Supporting | GA91 |
| Beth Manley | Iowa State Association of Counties | Undecided | GA91 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA91 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA91 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA91 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA91 |
| Andrea Woodard | Iowa State Association of County Supervisors | Supporting | GA91 |
| Andrea Woodard | Iowa State Association of County Supervisors | Undecided | GA91 |
| Beth Manley | Iowa State Association of County Supervisors | Supporting | GA91 |
| Beth Manley | Iowa State Association of County Supervisors | Undecided | GA91 |
| Jamie Cashman | Iowa State Association of County Supervisors | Supporting | GA91 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA91 |
| Lucas Beenken | Iowa State Association of County Supervisors | Supporting | GA91 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA91 |
| Mike Heller | Iowa State Snowmobile Association | Undecided | GA91 |
| Jefferson Fink | Iowa Trappers Association | Undecided | GA91 |
| Jim Obradovich | Iowa Trappers Association | Undecided | GA91 |
| Gary Grant | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA91 |
| Larry Murphy | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA91 |
| Amy Campbell | Loess Hills Alliance | Undecided | GA91 |
| Craig Patterson | Loess Hills Alliance | Undecided | GA91 |
| Dane Schumann | Mid-American Carpenters Regional Council | Undecided | GA91 |
| Jake Highfill | Motorola Solutions, Inc. | Undecided | GA91 |
| Amy Campbell | On With Life, Inc. | Undecided | GA91 |
| Craig Patterson | On With Life, Inc. | Undecided | GA91 |
| Mike Heller | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA91 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA91 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA91 |
| Dave Daughton | Rural School Advocates of Iowa | Undecided | GA91 |
| Margaret Buckton | Rural School Advocates of Iowa | Undecided | GA91 |
| Paige Chickering | Save the Children Action Network | Undecided | GA91 |
| Dave Daughton | School Administrators of Iowa | Undecided | GA91 |
| Jake Highfill | Starkey Hearing Technologies | Undecided | GA91 |
| Tony Phillips | Starkey Hearing Technologies | Undecided | GA91 |
| Michael Triplett | Union Pacific Railroad | Supporting | GA91 |
| Margaret Buckton | Urban Education Network of Iowa | Undecided | GA91 |