| Emily Hockins | Advocacy Strategies | Undecided | GA86 |
| Terry Harrmann | Alliant Energy Corporation | Supporting | GA86 |
| Drew Kamp | Ames Chamber of Commerce | Supporting | GA86 |
| John Pederson | Arconic (Formerly Alcoa) | Undecided | GA86 |
| Kelly Nuckolls | Arconic (Formerly Alcoa) | Undecided | GA86 |
| Matt Eide | Arconic (Formerly Alcoa) | Undecided | GA86 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Supporting | GA86 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Withdrawn | GA86 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA86 |
| Jeffrey Boeyink | Des Moines Golf and Country Club | Supporting | GA86 |
| Susan Fenton | Des Moines Golf and Country Club | Supporting | GA86 |
| Dane Schumann | Friends of Cedar Lake | Supporting | GA86 |
| Emily Hockins | Friends of Cedar Lake | Supporting | GA86 |
| Threase Harms | Friends of Cedar Lake | Supporting | GA86 |
| Andrea Woodard | Greater Des Moines Partnership | Supporting | GA86 |
| Brad Epperly | Greater Des Moines Partnership | Supporting | GA86 |
| Joseph Jones | Greater Des Moines Partnership | Supporting | GA86 |
| Paula Dierenfeld | Greater Des Moines Partnership | Supporting | GA86 |
| Scott Sundstrom | Greater Des Moines Partnership | Supporting | GA86 |
| Brice Oakley | Iowa Association of Regional Councils (IARC) | Supporting | GA86 |
| Don Avenson | Iowa Association of Regional Councils (IARC) | Supporting | GA86 |
| Tom Cope | Iowa Association of Regional Councils (IARC) | Supporting | GA86 |
| Brad Epperly | Iowa Chamber Alliance | Supporting | GA86 |
| John Stineman | Iowa Chamber Alliance | Supporting | GA86 |
| Paula Dierenfeld | Iowa Chamber Alliance | Supporting | GA86 |
| Scott Sundstrom | Iowa Chamber Alliance | Supporting | GA86 |
| Neila Seaman | Iowa Chapter of Sierra Club | Opposing | GA86 |
| Brice Oakley | Iowa Chapter, American Society of Landscape Architects | Supporting | GA86 |
| Don Avenson | Iowa Chapter, American Society of Landscape Architects | Supporting | GA86 |
| Tom Cope | Iowa Chapter, American Society of Landscape Architects | Supporting | GA86 |
| Tammie Krausman | Iowa Dept. of Natural Resources | Undecided | GA86 |
| Mikel Derby | Iowa Dept. of Transportation | Undecided | GA86 |
| Doug Struyk | Iowa Drainage District Association | Undecided | GA86 |
| George Appleby | Iowa Drainage District Association | Undecided | GA86 |
| Jennifer Tyler | Iowa Drainage District Association | Undecided | GA86 |
| Jim Carney | Iowa Drainage District Association | Undecided | GA86 |
| John Torbert | Iowa Drainage District Association | Undecided | GA86 |
| Mona Bond | Iowa Drainage District Association | Undecided | GA86 |
| Shannon Henson | Iowa Drainage District Association | Undecided | GA86 |
| Jennifer Klein | Iowa Economic Development Authority | Undecided | GA86 |
| Kristin Hanks-Bents | Iowa Economic Development Authority | Undecided | GA86 |
| Susan Fenton | Iowa Great Lakes Association | Supporting | GA86 |
| Jeffrey Boeyink | Iowa Speedway, LLC | Supporting | GA86 |
| Larry Blixt | Iowa Speedway, LLC | Supporting | GA86 |
| Mark Joyce | Iowa Speedway, LLC | Supporting | GA86 |
| Mike Heller | Iowa State Snowmobile Association | Undecided | GA86 |
| Paula Feltner | Iowa State Snowmobile Association | Undecided | GA86 |
| Adam Phillips | Iowa State Treasurer's Office | Undecided | GA86 |
| Brian Johnson | Iowa West Racing Association | Supporting | GA86 |
| Craig Walter | Iowa West Racing Association | Supporting | GA86 |
| John Pederson | Iowa West Racing Association | Supporting | GA86 |
| John Pederson | Iowa West Racing Association | Undecided | GA86 |
| Kelly Nuckolls | Iowa West Racing Association | Supporting | GA86 |
| Kelly Nuckolls | Iowa West Racing Association | Undecided | GA86 |
| Matt Eide | Iowa West Racing Association | Supporting | GA86 |
| Matt Eide | Iowa West Racing Association | Undecided | GA86 |
| Chad Kleppe | Master Builders of Iowa | Undecided | GA86 |
| Julie Smith | Master Builders of Iowa | Undecided | GA86 |
| David Adelman | Metropolitan Coalition | Supporting | GA86 |
| Frank Chiodo | Metropolitan Coalition | Supporting | GA86 |
| Matt Hinch | Metropolitan Coalition | Supporting | GA86 |
| Gary Grant | Prospect Meadows, Inc. | Supporting | GA86 |
| Larry Murphy | Prospect Meadows, Inc. | Supporting | GA86 |
| Meghan Malloy | Prospect Meadows, Inc. | Supporting | GA86 |
| David Adelman | Team Iowa | Supporting | GA86 |
| Frank Chiodo | Team Iowa | Supporting | GA86 |
| Matt Hinch | Team Iowa | Supporting | GA86 |
| Mark Joyce | Technology Association of Iowa | Supporting | GA86 |
| Doug Struyk | The Nature Conservancy | Undecided | GA86 |
| George Appleby | The Nature Conservancy | Undecided | GA86 |
| Jennifer Tyler | The Nature Conservancy | Undecided | GA86 |
| Jim Carney | The Nature Conservancy | Undecided | GA86 |
| Shannon Henson | The Nature Conservancy | Undecided | GA86 |
| Amy Campbell | Travel Federation of Iowa | Supporting | GA86 |
| Craig Patterson | Travel Federation of Iowa | Supporting | GA86 |
| John Pederson | Tyson Foods, Inc. | Undecided | GA86 |
| Kelly Nuckolls | Tyson Foods, Inc. | Undecided | GA86 |
| Matt Eide | Tyson Foods, Inc. | Undecided | GA86 |