| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA87 |
| Kristin Bauer | Board of Regents, State of Iowa | Undecided | GA87 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA87 |
| Doug Struyk | City of Iowa City | Undecided | GA87 |
| Jennifer Dorman | City of Iowa City | Undecided | GA87 |
| Jim Carney | City of Iowa City | Undecided | GA87 |
| Doug Struyk | City of Waukee | Undecided | GA87 |
| Jennifer Dorman | City of Waukee | Undecided | GA87 |
| Jim Carney | City of Waukee | Undecided | GA87 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Opposing | GA87 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Undecided | GA87 |
| Jay Iverson | Home Builders Association of Iowa | Supporting | GA87 |
| David Adelman | Hubbell Realty Company | Supporting | GA87 |
| Frank Chiodo | Hubbell Realty Company | Supporting | GA87 |
| Matt Hinch | Hubbell Realty Company | Supporting | GA87 |
| Sara Allen | Hubbell Realty Company | Supporting | GA87 |
| Michael Triplett | Iowa Alliance of Surety Companies | Supporting | GA87 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| David Palmer | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Laurie Wolf | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Emily Piper | Iowa Association of School Boards | Undecided | GA87 |
| Phil Jeneary | Iowa Association of School Boards | Undecided | GA87 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA87 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA87 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Dustin Miller | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Katie Graham | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Brad Epperly | Iowa Collectors Association, Inc. | Undecided | GA87 |
| Dustin Miller | Iowa Collectors Association, Inc. | Undecided | GA87 |
| Katie Graham | Iowa Collectors Association, Inc. | Undecided | GA87 |
| Paula Dierenfeld | Iowa Collectors Association, Inc. | Undecided | GA87 |
| Wes Peterson | Iowa Finance Authority | Undecided | GA87 |
| Alan Kemp | Iowa League of Cities | Undecided | GA87 |
| Lindsey McCune | Iowa League of Cities | Undecided | GA87 |
| Robert Palmer | Iowa League of Cities | Undecided | GA87 |
| Bill Wimmer | Iowa Lumber Association | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA87 |
| William Peterson | Iowa State Association of Counties | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA87 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA87 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA87 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA87 |
| Jim Carney | Iowa State Bar Association | Undecided | GA87 |
| Ben Hammes | Master Builders of Iowa | Supporting | GA87 |
| Chad Kleppe | Master Builders of Iowa | Supporting | GA87 |
| Julie Smith | Master Builders of Iowa | Supporting | GA87 |
| Brian Johnson | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA87 |
| Craig Walter | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA87 |
| Brian Johnson | NECA - Iowa (NEC) | Undecided | GA87 |
| Craig Walter | NECA - Iowa (NEC) | Undecided | GA87 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Supporting | GA87 |
| Felicia Hilton | North Central States Regional Council of Carpenters | Opposing | GA87 |
| Donna Orton | North Iowa Area Community College | Undecided | GA87 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA87 |
| Craig Walter | Polk County - Board of Supervisors | Undecided | GA87 |
| David Adelman | Sheet Metal Contractors of Iowa | Supporting | GA87 |
| Frank Chiodo | Sheet Metal Contractors of Iowa | Supporting | GA87 |
| Matt Hinch | Sheet Metal Contractors of Iowa | Supporting | GA87 |
| Sara Allen | Sheet Metal Contractors of Iowa | Supporting | GA87 |
| Mike Rozenboom | Windstream Communications Corporation | Undecided | GA87 |
| Robert Weiser | Windstream Communications Corporation | Undecided | GA87 |