| Marcia Nichols | AFSCME IA Council 61 | Supporting | GA83 |
| Mitchell Stille | AFSCME IA Council 61 | Supporting | GA83 |
| Richard Feller | AFSCME IA Council 61 | Supporting | GA83 |
| Sandra Conlin | Associated Builders & Contractors of IA | Opposing | GA83 |
| Sara Mentzer | Cedar Rapids Chamber of Commerce | Opposing | GA83 |
| Mike St. Clair | Central IA Building & Construction Trades Council | Supporting | GA83 |
| tom fey | Central IA Building & Construction Trades Council | Supporting | GA83 |
| Gary Grant | City of Cedar Rapids | Undecided | GA83 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA83 |
| Dave Parker | Great Plains Laborers District Council | Supporting | GA83 |
| Brad Epperly | Greater Des Moines Partnership | Opposing | GA83 |
| James West | Greater Des Moines Partnership | Opposing | GA83 |
| Jay Byers | Greater Des Moines Partnership | Opposing | GA83 |
| Keith Luchtel | Greater Des Moines Partnership | Opposing | GA83 |
| Paula Dierenfeld | Greater Des Moines Partnership | Opposing | GA83 |
| Scott Sundstrom | Greater Des Moines Partnership | Opposing | GA83 |
| Steve Ovel | Hawkeye Community College | Undecided | GA83 |
| James Piazza, Jr. | Heavy Highway Contractors Assn. | Supporting | GA83 |
| Bill Wimmer | Home Builders Assn. of IA | Opposing | GA83 |
| Craig Schoenfeld | Home Builders Assn. of IA | Opposing | GA83 |
| Cal Hultman | IA. Alliance of Surety Companies | Undecided | GA83 |
| Michael Triplett | IA. Alliance of Surety Companies | Undecided | GA83 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Opposing | GA83 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Opposing | GA83 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | Opposing | GA83 |
| Brice Oakley | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA83 |
| David Palmer | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA83 |
| Don Avenson | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA83 |
| Steve Ovel | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA83 |
| Tom Cope | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA83 |
| Emily Piper | IA. Assn. of School Boards | Undecided | GA83 |
| Mary Gannon | IA. Assn. of School Boards | Undecided | GA83 |
| Robert Hartwig | IA. Bankers Assn. | Opposing | GA83 |
| Sharon Presnall | IA. Bankers Assn. | Opposing | GA83 |
| Brad Epperly | IA. Chamber Alliance | Opposing | GA83 |
| James West | IA. Chamber Alliance | Opposing | GA83 |
| Keith Luchtel | IA. Chamber Alliance | Opposing | GA83 |
| Paula Dierenfeld | IA. Chamber Alliance | Opposing | GA83 |
| Scott Sundstrom | IA. Chamber Alliance | Opposing | GA83 |
| Brad Epperly | IA. Chapter, American Institute of Architects | Undecided | GA83 |
| James West | IA. Chapter, American Institute of Architects | Undecided | GA83 |
| Keith Luchtel | IA. Chapter, American Institute of Architects | Undecided | GA83 |
| Paula Dierenfeld | IA. Chapter, American Institute of Architects | Undecided | GA83 |
| Scott Sundstrom | IA. Chapter, American Institute of Architects | Undecided | GA83 |
| Adam Mason | IA. Citizens for Community Improvement | Supporting | GA83 |
| Mark Truesdell | IA. Dairy Foods Assn. | Opposing | GA83 |
| Diane Foss | IA. Dept. of Economic Development (IDED) | Undecided | GA83 |
| Janice Laue | IA. Federation of Labor, AFL-CIO | Supporting | GA83 |
| Ken Sagar | IA. Federation of Labor, AFL-CIO | Supporting | GA83 |
| Greg Boattenhamer | IA. Hospital Assn. | Opposing | GA83 |
| J. Norris | IA. Hospital Assn. | Opposing | GA83 |
| Shannon Strickler | IA. Hospital Assn. | Opposing | GA83 |
| Alan Kemp | IA. League of Cities | Opposing | GA83 |
| Jessica Hyland | IA. League of Cities | Opposing | GA83 |
| Julie Smith | IA. League of Cities | Opposing | GA83 |
| Larry Pope | IA. League of Cities | Opposing | GA83 |
| Megan Peiffer | IA. League of Cities | Opposing | GA83 |
| Laverne Schroeder | IA. Nebraska Farm Equipment Dealers Assn. | Undecided | GA83 |
| Will Rogers | IA. Nebraska Farm Equipment Dealers Assn. | Undecided | GA83 |
| John Cacciatore | IA. Professional Fire Fighters | Undecided | GA83 |
| Julie VandeHoef | IA. Professional Fire Fighters | Undecided | GA83 |
| Justin Hupfer | IA. Professional Fire Fighters | Undecided | GA83 |
| Emily Piper | IA. Rural Water Assn. | Opposing | GA83 |
| Hanna DeGroot | IA. State Assn. of Counties | Opposing | GA83 |
| Linda Hinton | IA. State Assn. of Counties | Opposing | GA83 |
| MaryBeth Mellick | IA. State Assn. of Counties | Opposing | GA83 |
| Nathan Bonnett | IA. State Assn. of Counties | Opposing | GA83 |
| William Peterson | IA. State Assn. of Counties | Opposing | GA83 |
| Michael Wentzien | IA. State Assn. of County Supervisors | Opposing | GA83 |
| Mike St. Clair | IA. State Building and Construction Trades Council | Supporting | GA83 |
| tom fey | IA. State Building and Construction Trades Council | Supporting | GA83 |
| Brad Hudson | IA. State Education Assn. | Supporting | GA83 |
| Jon Studer | IA. State Education Assn. | Supporting | GA83 |
| Mike Heller | IA. Wholesale Beer Distributors Assn. | Undecided | GA83 |
| Paula Feltner | IA. Wholesale Beer Distributors Assn. | Undecided | GA83 |
| Joe Mowers | IA. Workforce Development | Undecided | GA83 |
| Kimberlee Pieper | IBEW IA State Conference | Supporting | GA83 |
| James Piazza, Jr. | International Union of Operating Engineers-Local 234 | Supporting | GA83 |
| Alina Severs | Iowans for Right to Work | Opposing | GA83 |
| Edward Failor, | Iowans for Tax Relief | Opposing | GA83 |
| Katie Koberg | Iowans for Tax Relief | Opposing | GA83 |
| Mary Earnhardt | Iowans for Tax Relief | Opposing | GA83 |
| Steve Ovel | Kirkwood Community College | Undecided | GA83 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA83 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA83 |
| Chad Kleppe | Master Builders of IA | Opposing | GA83 |
| Mike Heller | Master Builders of IA | Opposing | GA83 |
| Paula Feltner | Master Builders of IA | Opposing | GA83 |
| Brian Johnson | Mechanical Contractors Association of IA (MCAI) | Undecided | GA83 |
| JoAnn Johnson | Mechanical Contractors Association of IA (MCAI) | Undecided | GA83 |
| George Appleby | Meredith Corporation | Undecided | GA83 |
| Jennifer Tyler | Meredith Corporation | Undecided | GA83 |
| Jim Carney | Meredith Corporation | Undecided | GA83 |
| David Adelman | Metropolitan Coalition | Undecided | GA83 |
| Dennis Fusaro | MidAmerica Right To Work | Opposing | GA83 |
| Brian Johnson | NECA - IA (NEC) | Supporting | GA83 |
| JoAnn Johnson | NECA - IA (NEC) | Supporting | GA83 |
| Andy Warren | National Federation of Independent Business (NFIB /IA) | Opposing | GA83 |
| Robert Fowler | Personal | Opposing | GA83 |
| Thomas Jochum | Plumbers and Steam Fitters Local 33 | Supporting | GA83 |
| Craig Patterson | Professional Developers of IA (PDI) | Opposing | GA83 |
| Bernard Murphy | Road Sprinkler Fitters Local 669 U.A. | Supporting | GA83 |
| Dr. Norman | School Administrators of IA | Undecided | GA83 |
| David Adelman | Sheet Metal Contractors of IA | Supporting | GA83 |
| Barbara Sloniker | Siouxland Chamber of Commerce | Opposing | GA83 |
| Deborah Durham | Siouxland Chamber of Commerce | Opposing | GA83 |
| Pat Navin | Teamsters Local 90 | Supporting | GA83 |
| Patrick Hendricks | United Transportation Union | Supporting | GA83 |
| Lewis Finch | Urban Education Network of IA | Undecided | GA83 |