| Sandra Conlin | Associated Builders & Contractors of Iowa | Undecided | GA85 |
| Bruce Rastetter | 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 |
| Katie Mulholland | 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 |
| Gary Grant | City of Cedar Rapids | Undecided | GA85 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA85 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Undecided | GA85 |
| Angela Davis | Home Builders Association of Iowa | Undecided | GA85 |
| Bill Wimmer | Home Builders Association of Iowa | Undecided | GA85 |
| James Piazza, Jr. | International Union of Operating Engineers-Local 234 | 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 |
| Julie Smith | Iowa Association of Municipal Utilities | Undecided | GA85 |
| Troy DeJoode | Iowa Association of Municipal Utilities | Undecided | GA85 |
| Emily Piper | Iowa Association of School Boards | Opposing | GA85 |
| Galen Howsare | Iowa Association of School Boards | Opposing | GA85 |
| Mary Gannon | Iowa Association of School Boards | Opposing | GA85 |
| Thomas Downs | Iowa Association of School Boards | Opposing | 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 |
| Doug Struyk | Iowa Competitive Bidding Alliance, Inc. | Supporting | GA85 |
| George Appleby | Iowa Competitive Bidding Alliance, Inc. | Supporting | GA85 |
| Jennifer Tyler | Iowa Competitive Bidding Alliance, Inc. | Supporting | GA85 |
| Jim Carney | Iowa Competitive Bidding Alliance, Inc. | Supporting | GA85 |
| Greg Boattenhamer | Iowa Hospital Association | Undecided | GA85 |
| J. Norris | Iowa Hospital Association | Undecided | GA85 |
| Sara Allen | Iowa Hospital Association | Undecided | GA85 |
| Dustin Miller | Iowa League of Cities | Opposing | GA85 |
| Dustin Miller | Iowa League of Cities | Undecided | GA85 |
| Jessica Hyland | Iowa League of Cities | Opposing | GA85 |
| Jessica Hyland | Iowa League of Cities | Undecided | GA85 |
| Emily Piper | Iowa Psychiatric Society | Opposing | GA85 |
| Jim Obradovich | Iowa Public Airports Association | Undecided | GA85 |
| Emily Piper | Iowa Rural Water Association | Opposing | GA85 |
| Emily Piper | Iowa Rural Water Association | Undecided | GA85 |
| Hanna DeGroot | Iowa State Association of Counties | Opposing | GA85 |
| Hanna DeGroot | Iowa State Association of Counties | Undecided | GA85 |
| Jamie Cashman | Iowa State Association of Counties | Opposing | GA85 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA85 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA85 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA85 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA85 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA85 |
| William Peterson | Iowa State Association of Counties | Opposing | GA85 |
| William Peterson | Iowa State Association of Counties | Undecided | GA85 |
| William Heckroth | Iowa State Association of County Supervisors | Opposing | GA85 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA85 |
| Doug Struyk | Iowa State Bar Association | Supporting | GA85 |
| George Appleby | Iowa State Bar Association | Undecided | GA85 |
| George Appleby | Iowa State Bar Association | Supporting | GA85 |
| Jennifer Tyler | Iowa State Bar Association | Undecided | GA85 |
| Jennifer Tyler | Iowa State Bar Association | Supporting | GA85 |
| Jim Carney | Iowa State Bar Association | Undecided | GA85 |
| Jim Carney | Iowa State Bar Association | Supporting | 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 | Undecided | GA85 |
| Marc Beltrame | Master Builders of Iowa | Undecided | GA85 |
| Matt McKinney | Master Builders of Iowa | Undecided | GA85 |
| Brian Johnson | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA85 |
| Brian Johnson | NECA - Iowa (NEC) | Undecided | GA85 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Undecided | GA85 |
| Jon Murphy | Plumbers and Steam Fitters Local 33 | Undecided | GA85 |
| Justin Hupfer | Plumbers and Steam Fitters Local 33 | Undecided | GA85 |
| Mary Earnhardt | Plumbers and Steam Fitters Local 33 | Undecided | GA85 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA85 |
| Emily Piper | Rathbun Regional Water Association | Opposing | GA85 |
| Tom Narak | School Administrators of Iowa | Undecided | GA85 |
| Gary Grant | Urban County Coalition | Undecided | GA85 |
| Larry Murphy | Urban County Coalition | Undecided | GA85 |