| John Pederson | ALCOA | Undecided | GA85 |
| Matt Eide | ALCOA | Undecided | GA85 |
| Scott Boos | Alliance for American Manufacturing | Supporting | GA85 |
| Sandra Conlin | Associated Builders & Contractors of Iowa | Opposing | GA85 |
| Frank Chiodo | Associated General Contractors of Iowa | Opposing | GA85 |
| Scott Newhard | Associated General Contractors of Iowa | Opposing | GA85 |
| Bruce Rastetter | Board of Regents, State of Iowa | Undecided | GA85 |
| Craig Lang | Board of Regents, State of Iowa | Undecided | GA85 |
| Jeneane Beck | Board of Regents, State of Iowa | Undecided | GA85 |
| Joe Murphy | Board of Regents, State of Iowa | Undecided | GA85 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA85 |
| Robert Donley | Board of Regents, State of Iowa | Undecided | GA85 |
| John Pederson | City of Cedar Falls | Undecided | GA85 |
| Matt Eide | City of Cedar Falls | Undecided | 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 |
| Midge Slater | Communications Workers of America Iowa State Council | Supporting | GA85 |
| Lon Anderson | Department of Administrative Services (DAS) | Undecided | GA85 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Supporting | GA85 |
| James Piazza, Jr. | International Union of Operating Engineers-Local 234 | Supporting | GA85 |
| Cal Hultman | Iowa Alliance of Surety Companies | Undecided | GA85 |
| Michael Triplett | Iowa Alliance of Surety Companies | 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 |
| Emily Piper | Iowa Association of School Boards | Undecided | GA85 |
| Galen Howsare | Iowa Association of School Boards | Undecided | GA85 |
| Mary Gannon | Iowa Association of School Boards | Undecided | GA85 |
| Thomas Downs | Iowa Association of School Boards | Undecided | GA85 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Undecided | GA85 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Undecided | GA85 |
| Scott Sundstrom | Iowa Chapter, American Institute of Architects | Undecided | GA85 |
| Mike Cormack | Iowa Dept. of Education | Undecided | GA85 |
| Elizabeth Baird | Iowa Dept. of Transportation | Undecided | GA85 |
| Ben Murry | Iowa Federation of Labor, AFL-CIO | Supporting | GA85 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Supporting | GA85 |
| Brad Epperly | Iowa Geothermal Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Geothermal Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Geothermal Association | Undecided | GA85 |
| Greg Boattenhamer | Iowa Hospital Association | Undecided | GA85 |
| J. Norris | Iowa Hospital Association | Undecided | GA85 |
| Shannon Strickler | Iowa Hospital Association | 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 |
| Emily Piper | Iowa Rural Water Association | Undecided | GA85 |
| Hanna DeGroot | Iowa State Association of Counties | Undecided | GA85 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA85 |
| Linda Hinton | Iowa State Association of Counties | Undecided | GA85 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA85 |
| William Peterson | Iowa State Association of Counties | Undecided | GA85 |
| tom fey | Iowa State Building and Construction Trades Council | Supporting | GA85 |
| Kerri Johannsen | Iowa Utilities Board | Undecided | GA85 |
| James Piazza, Jr. | Laborers International Union of North America | Supporting | GA85 |
| Cal Hultman | Lafarge North American | Undecided | GA85 |
| Michael Triplett | Lafarge North American | Undecided | GA85 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA85 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA85 |
| Chad Kleppe | Master Builders of Iowa | Opposing | GA85 |
| Marc Beltrame | Master Builders of Iowa | Opposing | GA85 |
| Matt McKinney | Master Builders of Iowa | Opposing | GA85 |
| John Pederson | Missouri River Energy Services | Opposing | GA85 |
| John Pederson | Missouri River Energy Services | Undecided | GA85 |
| Matt Eide | Missouri River Energy Services | Opposing | GA85 |
| Matt Eide | Missouri River Energy Services | Undecided | GA85 |
| Brian Johnson | NECA - Iowa (NEC) | Supporting | GA85 |
| Jamie Cashman | NECA - Iowa (NEC) | Supporting | GA85 |
| George Appleby | SSAB (f/k/a IPSCO Steel) | Undecided | GA85 |
| Jennifer Tyler | SSAB (f/k/a IPSCO Steel) | Undecided | GA85 |
| Jim Carney | SSAB (f/k/a IPSCO Steel) | Undecided | GA85 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Supporting | GA85 |
| Craig Schoenfeld | Tyco | Undecided | GA85 |
| Matthew Whitaker | Tyco | Undecided | GA85 |
| Chris Smith | United Transportation Union | Supporting | GA85 |
| Gary Grant | Urban County Coalition | Undecided | GA85 |
| Larry Murphy | Urban County Coalition | Undecided | GA85 |