| Kimberly Haus | A-One Geothermal, Inc | Supporting | GA87 |
| Alex Drzycimski | AFSCME Iowa Council 61 | Opposing | GA87 |
| Morgan Miller | AFSCME Iowa Council 61 | Opposing | GA87 |
| Drew Kamp | Ames Chamber of Commerce | Undecided | GA87 |
| Sandra Conlin | Associated Builders & Contractors of Iowa | Supporting | GA87 |
| Bruce Rastetter | Board of Regents, State of Iowa | Undecided | GA87 |
| Katie Mulholland | Board of Regents, State of Iowa | Undecided | GA87 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA87 |
| Kristin Failor | Board of Regents, State of Iowa | Undecided | GA87 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA87 |
| Robert Donley | Board of Regents, State of Iowa | Undecided | GA87 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA87 |
| Thomas Jochum | Central Iowa Building Construction Trades Council | Opposing | GA87 |
| Gary Grant | City of Cedar Rapids | Undecided | GA87 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA87 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA87 |
| Jen Schulte | City of Des Moines | Undecided | GA87 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA87 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA87 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA87 |
| Joe Murphy | Greater Des Moines Partnership | Undecided | GA87 |
| Paige Thorson | Greater Des Moines Partnership | Undecided | GA87 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA87 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Opposing | GA87 |
| Jay Iverson | Home Builders Association of Iowa | Supporting | GA87 |
| Connor Slack | IBEW Iowa State Conference | Opposing | GA87 |
| Dane Schumann | IBEW Iowa State Conference | Opposing | GA87 |
| Emily Hockins | IBEW Iowa State Conference | Opposing | GA87 |
| Threase Harms | IBEW Iowa State Conference | Opposing | GA87 |
| James Piazza, Jr. | International Union of Operating Engineers-Local 234 | Opposing | GA87 |
| Michael Triplett | Iowa Alliance of Surety Companies | Supporting | GA87 |
| Bob Ward | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Gary Nims | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Kathleen McQuillen | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Sheila Corsbie | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Walden Paige | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| William Steward | Iowa Annual Conference of United Methodist Church | Opposing | GA87 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| David Palmer | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Donna Orton | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Emily Shields | 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 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA87 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA87 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA87 |
| Paige Thorson | Iowa Chamber Alliance | Undecided | GA87 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA87 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Supporting | GA87 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Dustin Miller | Iowa Chapter, American Institute of Architects | Supporting | GA87 |
| Dustin Miller | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Paige Thorson | Iowa Chapter, American Institute of Architects | Supporting | GA87 |
| Paige Thorson | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Supporting | GA87 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Undecided | GA87 |
| Doug Struyk | Iowa Competitive Bidding Alliance, Inc. | Supporting | GA87 |
| Doug Struyk | Iowa Competitive Bidding Alliance, Inc. | Undecided | GA87 |
| Jim Carney | Iowa Competitive Bidding Alliance, Inc. | Supporting | GA87 |
| Jim Carney | Iowa Competitive Bidding Alliance, Inc. | Undecided | GA87 |
| Shannon Henson | Iowa Competitive Bidding Alliance, Inc. | Supporting | GA87 |
| Shannon Henson | Iowa Competitive Bidding Alliance, Inc. | Undecided | GA87 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA87 |
| Alan Kemp | Iowa League of Cities | Opposing | GA87 |
| Lindsey McCune | Iowa League of Cities | Opposing | GA87 |
| Robert Palmer | Iowa League of Cities | Opposing | GA87 |
| Angela Davis | Iowa Lumber Association | Undecided | GA87 |
| Bill Wimmer | Iowa Lumber Association | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Opposing | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA87 |
| William Peterson | Iowa State Association of Counties | Opposing | GA87 |
| Mike St. Clair | Iowa State Building and Construction Trades Council | Opposing | GA87 |
| tom fey | Iowa State Building and Construction Trades Council | Opposing | GA87 |
| Ernie Adkison | Iowans for Tax Relief | Supporting | GA87 |
| Erich Schmidt | Laborers International Union of North America | Opposing | GA87 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA87 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA87 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA87 |
| Chad Kleppe | Master Builders of Iowa | Supporting | GA87 |
| Julie Smith | Master Builders of Iowa | Supporting | GA87 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Supporting | GA87 |
| Charlotte Eby | North Central States Regional Council of Carpenters | Opposing | GA87 |
| Felicia Hilton | North Central States Regional Council of Carpenters | Opposing | GA87 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Opposing | GA87 |
| Brian Johnson | Polk County - Board of Supervisors | Opposing | GA87 |
| Mark Felderman | Professional Educators of Iowa | Supporting | GA87 |
| David Adelman | Sheet Metal Contractors of Iowa | Undecided | GA87 |
| Frank Chiodo | Sheet Metal Contractors of Iowa | Undecided | GA87 |
| Matt Hinch | Sheet Metal Contractors of Iowa | Undecided | GA87 |
| Sara Allen | Sheet Metal Contractors of Iowa | Undecided | GA87 |
| Gary Grant | Urban County Coalition | Undecided | GA87 |
| Larry Murphy | Urban County Coalition | Undecided | GA87 |
| Meghan Malloy | Urban County Coalition | Undecided | GA87 |