| Amy Campbell | AARP IA | Opposing | GA84 |
| Brad Anderson | AARP IA | Opposing | GA84 |
| Craig Patterson | AARP IA | Opposing | GA84 |
| Kent Sovern | AARP IA | Opposing | GA84 |
| Joe Nehring | AFSCME IA Council 61 | Opposing | GA84 |
| Marcia Nichols | AFSCME IA Council 61 | Opposing | GA84 |
| Sherri Carnahan | AFSCME IA Council 61 | Opposing | GA84 |
| Danielle Oswald-Thole | Child and Family Policy Center | Opposing | GA84 |
| Sheila Hansen | Child and Family Policy Center | Opposing | GA84 |
| Jen Schulte | Community Health Charities of IA | Opposing | GA84 |
| Kent Hartwig | Community Health Charities of IA | Opposing | GA84 |
| Threase Harms | Community Health Charities of IA | Opposing | GA84 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA84 |
| Keith Luchtel | Greater Des Moines Partnership | Undecided | GA84 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA84 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA84 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Kevin Condon | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Larry Murphy | IA. Catholic Conference | Opposing | GA84 |
| Tom Chapman | IA. Catholic Conference | Opposing | GA84 |
| Brad Epperly | IA. Chamber Alliance | Undecided | GA84 |
| John Stineman | IA. Chamber Alliance | Undecided | GA84 |
| Keith Luchtel | IA. Chamber Alliance | Undecided | GA84 |
| Paula Dierenfeld | IA. Chamber Alliance | Undecided | GA84 |
| Scott Sundstrom | IA. Chamber Alliance | Undecided | GA84 |
| Neila Seaman | IA. Chapter of Sierra Club | Opposing | GA84 |
| Charlie Wishman | IA. Federation of Labor, AFL-CIO | Opposing | GA84 |
| Ken Sagar | IA. Federation of Labor, AFL-CIO | Opposing | GA84 |
| Brad Epperly | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Keith Luchtel | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Paula Dierenfeld | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Scott Sundstrom | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Hanna DeGroot | IA. State Assn. of Counties | Opposing | GA84 |
| Kristi Harshbarger | IA. State Assn. of Counties | Opposing | GA84 |
| Linda Hinton | IA. State Assn. of Counties | Opposing | GA84 |
| MaryBeth Mellick | IA. State Assn. of Counties | Opposing | GA84 |
| William Peterson | IA. State Assn. of Counties | Opposing | GA84 |
| Michael Wentzien | IA. State Assn. of County Supervisors | Opposing | GA84 |
| Brad Hudson | IA. State Education Assn. | Opposing | GA84 |
| Melissa Peterson | IA. State Education Assn. | Opposing | GA84 |
| Mike Heller | IA. State Police Assn. | Undecided | GA84 |
| Paula Feltner | IA. State Police Assn. | Undecided | GA84 |
| Jen Schulte | IBEW IA State Conference | Opposing | GA84 |
| Kent Hartwig | IBEW IA State Conference | Opposing | GA84 |
| Threase Harms | IBEW IA State Conference | Opposing | GA84 |
| Ernie Adkison | Iowans for Tax Relief | Supporting | GA84 |
| Lindsay McQuarry | Iowans for Tax Relief | Supporting | GA84 |
| Tom Narak | School Administrators of IA | Opposing | GA84 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Opposing | GA84 |
| John Cacciatore | State Police Officers Council | Opposing | GA84 |
| Justin Hupfer | State Police Officers Council | Opposing | GA84 |
| Lynzey Tharp | State Police Officers Council | Opposing | GA84 |