| Amy Campbell | AARP Iowa | Opposing | GA85 |
| Brad Anderson | AARP Iowa | Opposing | GA85 |
| Craig Patterson | AARP Iowa | Opposing | GA85 |
| Kent Sovern | AARP Iowa | Opposing | GA85 |
| Drew Klein | Americans For Prosperity | Supporting | GA85 |
| John Pederson | City of Cedar Falls | Opposing | GA85 |
| Matt Eide | City of Cedar Falls | Opposing | GA85 |
| Gary Grant | City of Cedar Rapids | Undecided | GA85 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA85 |
| Katherine Carlucci | City of Iowa City | Undecided | GA85 |
| Thomas Stanberry | City of Iowa City | Undecided | GA85 |
| Katherine Carlucci | City of Waukee | Undecided | GA85 |
| Thomas Stanberry | City of Waukee | Undecided | GA85 |
| Matt Floyd | Concerned Christian Americans | Supporting | GA85 |
| Jim Obradovich | County Zoning Officials Organiztion | Opposing | GA85 |
| Robert Mulqueen | County Zoning Officials Organiztion | Opposing | GA85 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA85 |
| Matt Hinch | Greater Des Moines Partnership | Undecided | GA85 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA85 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA85 |
| Mike Carberry | Green State Solutions | Opposing | GA85 |
| Ernie Rudolph | IA. Property Rights Council | Supporting | GA85 |
| Dane Schumann | IBEW Iowa State Conference | Undecided | GA85 |
| Kent Hartwig | IBEW Iowa State Conference | Undecided | GA85 |
| Threase Harms | IBEW Iowa State Conference | Undecided | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| David Palmer | Iowa Association of Community College Trustees (IACCT) | Undecided | GA85 |
| Jennifer Kingland | Iowa Association of Realtors | Undecided | GA85 |
| Brice Oakley | Iowa Association of Regional Councils (IARC) | Opposing | GA85 |
| Don Avenson | Iowa Association of Regional Councils (IARC) | Opposing | GA85 |
| Tom Cope | Iowa Association of Regional Councils (IARC) | Opposing | GA85 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA85 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA85 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA85 |
| Scott Sundstrom | Iowa Chamber Alliance | Undecided | GA85 |
| Neila Seaman | Iowa Chapter of Sierra Club | Opposing | GA85 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Opposing | GA85 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Undecided | GA85 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Opposing | GA85 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Undecided | GA85 |
| Scott Sundstrom | Iowa Chapter, American Institute of Architects | Opposing | GA85 |
| Scott Sundstrom | Iowa Chapter, American Institute of Architects | Undecided | GA85 |
| Sharon Tahtinen | Iowa Dept. of Natural Resources | Undecided | GA85 |
| Elizabeth Baird | Iowa Dept. of Transportation | Undecided | GA85 |
| Jim Obradovich | Iowa Environmental Council | Opposing | GA85 |
| Robert Mulqueen | Iowa Environmental Council | Opposing | GA85 |
| Norman Pawlewski | Iowa Faith & Freedom Coalition | Supporting | GA85 |
| John Benson | Iowa Homeland Security & Emergency Management Div. | Undecided | GA85 |
| Dustin Miller | Iowa League of Cities | Undecided | GA85 |
| Jessica Hyland | Iowa League of Cities | Undecided | GA85 |
| Julie Smith | Iowa League of Cities | Undecided | GA85 |
| Robert Ussery | Iowa Minuteman Civil Defense Corps | Supporting | GA85 |
| Hanna DeGroot | Iowa State Association of Counties | Opposing | GA85 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA85 |
| Linda Hinton | Iowa State Association of Counties | Opposing | GA85 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA85 |
| William Peterson | Iowa State Association of Counties | Opposing | GA85 |
| William Heckroth | Iowa State Association of County Supervisors | Opposing | GA85 |
| William Heckroth | Iowa State Association of County Supervisors | Undecided | GA85 |
| Amy Campbell | League of Women Voters of Iowa | Opposing | GA85 |
| Craig Patterson | League of Women Voters of Iowa | Opposing | GA85 |
| Gary Grant | Linn County Board of Supervisors | Opposing | GA85 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA85 |
| Larry Murphy | Linn County Board of Supervisors | Opposing | GA85 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA85 |
| Chad Kleppe | Master Builders of Iowa | Undecided | GA85 |
| Marc Beltrame | Master Builders of Iowa | Undecided | GA85 |
| Matt McKinney | Master Builders of Iowa | Undecided | GA85 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA85 |
| Jamie Cashman | Polk County - Board of Supervisors | Undecided | GA85 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA85 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA85 |
| Greg Baker | The Family Leader | Supporting | GA85 |
| Chuck Hurley | The Family Leader Foundation | Supporting | GA85 |
| Danny Carroll | The Family Leader Foundation | Supporting | GA85 |
| Greg Baker | The Family Leader Foundation | Supporting | GA85 |
| Gary Grant | Urban County Coalition | Undecided | GA85 |
| Larry Murphy | Urban County Coalition | Undecided | GA85 |