| Larry Murphy | Agribusiness Assn. of IA | Supporting | GA83 |
| Sara Mentzer | Cedar Rapids Chamber of Commerce | Supporting | GA83 |
| Larry Murphy | City of Cedar Rapids | Supporting | GA83 |
| Bruce Bergman | City of Des Moines | Supporting | GA83 |
| Bruce Bergman | City of Des Moines | Undecided | GA83 |
| Jerry Fitzgerald | City of Des Moines | Supporting | GA83 |
| Jerry Fitzgerald | City of Des Moines | Undecided | GA83 |
| Maggie Smith-Fitzgerald | City of Des Moines | Supporting | GA83 |
| Maggie Smith-Fitzgerald | City of Des Moines | Undecided | GA83 |
| Mark Joyce | City of Des Moines | Supporting | GA83 |
| Mark Joyce | City of Des Moines | Undecided | GA83 |
| Kelli O'Brien | Council Bluffs Area Chamber of Commerce | Supporting | GA83 |
| Brad Epperly | Greater Des Moines Partnership | Supporting | GA83 |
| James West | Greater Des Moines Partnership | Supporting | GA83 |
| Jay Byers | Greater Des Moines Partnership | Supporting | GA83 |
| Keith Luchtel | Greater Des Moines Partnership | Supporting | GA83 |
| Paula Dierenfeld | Greater Des Moines Partnership | Supporting | GA83 |
| Scott Sundstrom | Greater Des Moines Partnership | Supporting | GA83 |
| Laverne Schroeder | Hungry Canyons Alliance | Undecided | GA83 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | Undecided | GA83 |
| Brad Epperly | IA. Chamber Alliance | Supporting | GA83 |
| James West | IA. Chamber Alliance | Supporting | GA83 |
| Keith Luchtel | IA. Chamber Alliance | Supporting | GA83 |
| Paula Dierenfeld | IA. Chamber Alliance | Supporting | GA83 |
| Scott Sundstrom | IA. Chamber Alliance | Supporting | GA83 |
| Brad Epperly | IA. Chapter, American Institute of Architects | Supporting | GA83 |
| James West | IA. Chapter, American Institute of Architects | Supporting | GA83 |
| Keith Luchtel | IA. Chapter, American Institute of Architects | Supporting | GA83 |
| Paula Dierenfeld | IA. Chapter, American Institute of Architects | Supporting | GA83 |
| Scott Sundstrom | IA. Chapter, American Institute of Architects | Supporting | GA83 |
| Cyndi Pederson | IA. Dept. of Cultural Affairs | Supporting | GA83 |
| Diane Foss | IA. Dept. of Economic Development (IDED) | Undecided | GA83 |
| Janice Laue | IA. Federation of Labor, AFL-CIO | Opposing | GA83 |
| Ken Sagar | IA. Federation of Labor, AFL-CIO | Opposing | GA83 |
| Alan Kemp | IA. League of Cities | Supporting | GA83 |
| Jessica Hyland | IA. League of Cities | Supporting | GA83 |
| Julie Smith | IA. League of Cities | Supporting | GA83 |
| Larry Pope | IA. League of Cities | Supporting | GA83 |
| Megan Peiffer | IA. League of Cities | Supporting | GA83 |
| George Appleby | IA. State Bar Assn. | Undecided | GA83 |
| Jennifer Tyler | IA. State Bar Assn. | Undecided | GA83 |
| Jim Carney | IA. State Bar Assn. | Undecided | GA83 |
| Ed Wallace | IA. Taxpayers Assn. | Undecided | GA83 |
| Cal Hultman | IA. Transportation Museum | Supporting | GA83 |
| Mary Hultman | IA. Transportation Museum | Supporting | GA83 |
| Michael Triplett | IA. Transportation Museum | Supporting | GA83 |
| Joe Shannahan | IBM | Supporting | GA83 |
| Larry Murphy | Linn County Board of Supervisors | Supporting | GA83 |
| Chad Kleppe | Master Builders of IA | Supporting | GA83 |
| John Pederson | Okoboji Tourism Committee | Undecided | GA83 |
| Matt Eide | Okoboji Tourism Committee | Undecided | GA83 |
| Amy Campbell | Professional Developers of IA (PDI) | Supporting | GA83 |
| Craig Patterson | Professional Developers of IA (PDI) | Supporting | GA83 |
| Emily Shields | Rebuild IA Office | Supporting | GA83 |
| Susan Judkins | Rebuild IA Office | Supporting | GA83 |
| David Adelman | State Historic Tax Credit Coalition | Supporting | GA83 |
| Amy Campbell | Travel Federation of IA | Supporting | GA83 |
| Craig Patterson | Travel Federation of IA | Supporting | GA83 |