| Bill Wimmer | Alamo Rent A Car | Undecided | GA87 |
| Drew Kamp | Ames Chamber of Commerce | Supporting | GA87 |
| Kate Walton | Area Education Agencies of Iowa | Supporting | GA87 |
| Matt Eide | Area Education Agencies of Iowa | Supporting | GA87 |
| Tom Lane | Area Education Agencies of Iowa | Supporting | GA87 |
| Christopher Rants | Des Moines Public Schools | Supporting | GA87 |
| John Cacciatore | Des Moines Public Schools | Supporting | GA87 |
| Barry Gentry | Dubuque Area Chamber of Commerce | Supporting | GA87 |
| Bill Wimmer | Enterprise Rent-A-Car | Undecided | GA87 |
| Steve Firman | Greater Cedar Valley Alliance | Supporting | GA87 |
| Andrea Woodard | Greater Des Moines Partnership | Supporting | GA87 |
| Brad Epperly | Greater Des Moines Partnership | Supporting | GA87 |
| Dustin Miller | Greater Des Moines Partnership | Supporting | GA87 |
| Joe Murphy | Greater Des Moines Partnership | Supporting | GA87 |
| Katie Graham | Greater Des Moines Partnership | Supporting | GA87 |
| Paula Dierenfeld | Greater Des Moines Partnership | Supporting | GA87 |
| Dane Schumann | Grow Clinton County | Undecided | GA87 |
| Emily Hockins | Grow Clinton County | Undecided | GA87 |
| Threase Harms | Grow Clinton County | Undecided | GA87 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA87 |
| Bob Ward | Iowa Annual Conference of United Methodist Church | Supporting | GA87 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Supporting | GA87 |
| Gary Nims | Iowa Annual Conference of United Methodist Church | Supporting | GA87 |
| Marty Ryan | Iowa Annual Conference of United Methodist Church | Supporting | GA87 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Supporting | GA87 |
| Sheila Corsbie | Iowa Annual Conference of United Methodist Church | Supporting | GA87 |
| Stephanie Fawkes-Lee | Iowa Annual Conference of United Methodist Church | Supporting | GA87 |
| Walden Paige | Iowa Annual Conference of United Methodist Church | Supporting | GA87 |
| William Steward | Iowa Annual Conference of United Methodist Church | Supporting | GA87 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Emily Piper | Iowa Association of School Boards | Supporting | GA87 |
| Phil Jeneary | Iowa Association of School Boards | Supporting | GA87 |
| Bill Wimmer | Iowa Beverage Association | Undecided | GA87 |
| Brad Epperly | Iowa Chamber Alliance | Supporting | GA87 |
| Dustin Miller | Iowa Chamber Alliance | Supporting | GA87 |
| John Stineman | Iowa Chamber Alliance | Supporting | GA87 |
| Katie Graham | Iowa Chamber Alliance | Supporting | GA87 |
| Paula Dierenfeld | Iowa Chamber Alliance | Supporting | GA87 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Dustin Miller | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Katie Graham | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Ryan Sempf | Iowa City Area Chamber of Commerce | Supporting | GA87 |
| Amy Campbell | Iowa Library Association (ILA) | Undecided | GA87 |
| Craig Patterson | Iowa Library Association (ILA) | Undecided | GA87 |
| Bill Wimmer | Iowa Lumber Association | Undecided | GA87 |
| Jim Henter | Iowa Retail Federation | Undecided | GA87 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Katie Graham | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Bradley Hudson | Iowa State Education Association | Supporting | GA87 |
| Melissa Peterson | Iowa State Education Association | Supporting | GA87 |
| Mike Heller | Iowa Talented and Gifted Association | Undecided | GA87 |
| Paula Feltner | Iowa Talented and Gifted Association | Undecided | GA87 |
| Jennifer Kingland | Iowa Taxpayers Association | Undecided | GA87 |
| Ben Hammes | Master Builders of Iowa | Supporting | GA87 |
| Chad Kleppe | Master Builders of Iowa | Supporting | GA87 |
| Julie Smith | Master Builders of Iowa | Supporting | GA87 |
| Bill Wimmer | National Rent A Car | Undecided | GA87 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Bill Wimmer | Q Casino, formerly Mystique Casino | Undecided | GA87 |
| Henry Marquard | Quad Cities Chamber of Commerce | Supporting | GA87 |
| Margaret Buckton | Rural School Advocates of Iowa | Supporting | GA87 |
| David Wilkerson | School Administrators of Iowa | Supporting | GA87 |
| Margaret Buckton | Urban Education Network of Iowa | Supporting | GA87 |
| Dane Schumann | YMCA State Alliance | Supporting | GA87 |
| Dane Schumann | YMCA State Alliance | Undecided | GA87 |
| Emily Hockins | YMCA State Alliance | Supporting | GA87 |
| Emily Hockins | YMCA State Alliance | Undecided | GA87 |
| Threase Harms | YMCA State Alliance | Supporting | GA87 |
| Threase Harms | YMCA State Alliance | Undecided | GA87 |