| Terry Harrmann | Alliant Energy Corporation | Undecided | GA83 |
| John Peterson | American Planning Assn. IA Chapter | Supporting | GA83 |
| Susan Walter | Black Hills Energy | Undecided | GA83 |
| Andrew Baumert | Board of Regents, State of IA | Undecided | GA83 |
| David Miles | Board of Regents, State of IA | Undecided | GA83 |
| Joe Murphy | Board of Regents, State of IA | Undecided | GA83 |
| Keith Saunders | Board of Regents, State of IA | Undecided | GA83 |
| Robert Donley | Board of Regents, State of IA | Undecided | GA83 |
| John Pederson | City of Cedar Falls | Undecided | GA83 |
| Matt Eide | City of Cedar Falls | Undecided | GA83 |
| Ted Stopulos | City of Cedar Falls | Undecided | GA83 |
| Gary Grant | City of Cedar Rapids | Supporting | GA83 |
| Larry Murphy | City of Cedar Rapids | Supporting | GA83 |
| Brice Oakley | City of Coralville | Undecided | GA83 |
| Don Avenson | City of Coralville | Undecided | GA83 |
| Tom Cope | City of Coralville | Undecided | GA83 |
| Bruce Bergman | City of Des Moines | Undecided | GA83 |
| Jerry Fitzgerald | City of Des Moines | Undecided | GA83 |
| Maggie Smith-Fitzgerald | City of Des Moines | Undecided | GA83 |
| Mark Joyce | City of Des Moines | Undecided | GA83 |
| Brice Oakley | City of West Des Moines | Undecided | GA83 |
| Don Avenson | City of West Des Moines | Undecided | GA83 |
| Tom Cope | City of West Des Moines | Undecided | GA83 |
| Jim Obradovich | Conservation Districts of IA | Undecided | GA83 |
| Linda Kinman | Des Moines Water Works | Undecided | GA83 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA83 |
| James West | Greater Des Moines Partnership | Undecided | GA83 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA83 |
| Keith Luchtel | Greater Des Moines Partnership | Undecided | GA83 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA83 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA83 |
| Bill Wimmer | Home Builders Assn. of IA | Undecided | GA83 |
| Craig Schoenfeld | Home Builders Assn. of IA | 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 |
| Jennifer Kingland | IA. Assn. of Realtors | Opposing | GA83 |
| Susan Cameron Daemen | IA. Assn. of Realtors | Opposing | GA83 |
| Brice Oakley | IA. Assn. of Regional Councils (IARC) | Supporting | GA83 |
| Brice Oakley | IA. Assn. of Regional Councils (IARC) | Undecided | GA83 |
| Don Avenson | IA. Assn. of Regional Councils (IARC) | Supporting | GA83 |
| Don Avenson | IA. Assn. of Regional Councils (IARC) | Undecided | GA83 |
| Tom Cope | IA. Assn. of Regional Councils (IARC) | Supporting | GA83 |
| Tom Cope | IA. Assn. of Regional Councils (IARC) | Undecided | GA83 |
| Linda Kinman | IA. Assn. of Water Agencies | Undecided | GA83 |
| Brad Epperly | IA. Chamber Alliance | Undecided | GA83 |
| James West | IA. Chamber Alliance | Undecided | GA83 |
| Keith Luchtel | IA. Chamber Alliance | Undecided | GA83 |
| Paula Dierenfeld | IA. Chamber Alliance | Undecided | GA83 |
| Scott Sundstrom | IA. Chamber Alliance | Undecided | GA83 |
| Neila Seaman | IA. Chapter of Sierra Club | 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 |
| Brice Oakley | IA. Chapter, American Society of Landscape Architects | Undecided | GA83 |
| Don Avenson | IA. Chapter, American Society of Landscape Architects | Undecided | GA83 |
| Tom Cope | IA. Chapter, American Society of Landscape Architects | Undecided | GA83 |
| Susan Fenton | IA. Dept. of Agriculture | Undecided | GA83 |
| Diane Foss | IA. Dept. of Economic Development (IDED) | Supporting | GA83 |
| Diane Foss | IA. Dept. of Economic Development (IDED) | Undecided | GA83 |
| Julie Fleming | IA. Dept. of Human Services | Undecided | GA83 |
| Sharon Tahtinen | IA. Dept. of Natural Resources | Undecided | GA83 |
| Elizabeth Baird | IA. Dept. of Transportation | Supporting | GA83 |
| Jen Schulte | IA. Emergency Management Assn. | Undecided | GA83 |
| Kent Hartwig | IA. Emergency Management Assn. | Undecided | GA83 |
| Kyle Frette | IA. Emergency Management Assn. | Undecided | GA83 |
| Threase Harms | IA. Emergency Management Assn. | Undecided | GA83 |
| Jim Obradovich | IA. Environmental Council | Supporting | GA83 |
| Leland Searles | IA. Environmental Council | Supporting | GA83 |
| Don Petersen | IA. Farm Bureau Federation | Undecided | GA83 |
| Joe Johnson | IA. Farm Bureau Federation | Undecided | GA83 |
| Mark Salvador | IA. Farm Bureau Federation | Undecided | GA83 |
| John Benson | IA. Homeland Security & Emergency Management Div. | Supporting | GA83 |
| Alan Kemp | IA. League of Cities | Undecided | GA83 |
| Jessica Hyland | IA. League of Cities | Undecided | GA83 |
| Julie Smith | IA. League of Cities | Undecided | GA83 |
| Larry Pope | IA. League of Cities | Undecided | GA83 |
| Megan Peiffer | IA. League of Cities | Undecided | GA83 |
| Duane Sand | IA. Natural Heritage Foundation | Supporting | GA83 |
| Brad Epperly | IA. Newspaper Assn. | Undecided | GA83 |
| James West | IA. Newspaper Assn. | Undecided | GA83 |
| Keith Luchtel | IA. Newspaper Assn. | Undecided | GA83 |
| Paula Dierenfeld | IA. Newspaper Assn. | Undecided | GA83 |
| Scott Sundstrom | IA. Newspaper Assn. | Undecided | GA83 |
| Emily Piper | IA. Rural Water Assn. | Undecided | GA83 |
| Mike Heller | IA. State Assn. of Assessors | Undecided | GA83 |
| Paula Feltner | IA. State Assn. of Assessors | Undecided | GA83 |
| Hanna DeGroot | IA. State Assn. of Counties | Supporting | GA83 |
| Hanna DeGroot | IA. State Assn. of Counties | Undecided | GA83 |
| Linda Hinton | IA. State Assn. of Counties | Supporting | GA83 |
| Linda Hinton | IA. State Assn. of Counties | Undecided | GA83 |
| MaryBeth Mellick | IA. State Assn. of Counties | Supporting | GA83 |
| MaryBeth Mellick | IA. State Assn. of Counties | Undecided | GA83 |
| Nathan Bonnett | IA. State Assn. of Counties | Supporting | GA83 |
| Nathan Bonnett | IA. State Assn. of Counties | Undecided | GA83 |
| William Peterson | IA. State Assn. of Counties | Supporting | GA83 |
| William Peterson | IA. State Assn. of Counties | Undecided | GA83 |
| Michael Wentzien | IA. State Assn. of County Supervisors | Supporting | GA83 |
| Roy Overton | Izaak Walton League - Iowa Division | Supporting | GA83 |
| Gary Grant | Linn County Board of Supervisors | Supporting | GA83 |
| Larry Murphy | Linn County Board of Supervisors | Supporting | GA83 |
| Adam Gregg | M2P2, LLC | Undecided | GA83 |
| Marc Beltrame | M2P2, LLC | Undecided | GA83 |
| Michael Blaser | M2P2, LLC | Undecided | GA83 |
| David Adelman | Metropolitan Coalition | Undecided | GA83 |
| David Adelman | Metropolitan Coalition | Opposing | GA83 |
| Robert Grayson | Office of Energy Independence | Supporting | GA83 |
| Amy Campbell | Professional Developers of IA (PDI) | Undecided | GA83 |
| Craig Patterson | Professional Developers of IA (PDI) | Undecided | GA83 |
| Susan Judkins | Rebuild IA Office | Supporting | GA83 |
| Adam Gregg | Smithfield Foods, Inc. | Undecided | GA83 |
| Marc Beltrame | Smithfield Foods, Inc. | Undecided | GA83 |