| Amy Campbell | AARP IA | Opposing | GA84 |
| Brad Anderson | AARP IA | Opposing | GA84 |
| Craig Patterson | AARP IA | Opposing | GA84 |
| Marcia Nichols | AFSCME IA Council 61 | Opposing | GA84 |
| Mitchell Stille | AFSCME IA Council 61 | Opposing | GA84 |
| Ben Stone | American Civil Liberties Union of IA (ACLU-IA) | Opposing | GA84 |
| Stephen Roberts | Disability Rights IA | Undecided | GA84 |
| Marty Ryan | Fawkes-Lee & Ryan Inc. | Opposing | GA84 |
| Stephanie Fawkes-Lee | Fawkes-Lee & Ryan Inc. | Opposing | GA84 |
| NaomiSeaYoung Wittstruck | IA. Annual Conference of United Methodist Church | Opposing | GA84 |
| Neila Seaman | IA. Chapter of Sierra Club | Opposing | GA84 |
| Adam Mason | IA. Citizens for Community Improvement Action Fund | Opposing | GA84 |
| Beth Jones | IA. Dept. of Public Health | Undecided | GA84 |
| Don Petersen | IA. Farm Bureau Federation | Supporting | GA84 |
| Joe Johnson | IA. Farm Bureau Federation | Supporting | GA84 |
| Marty Schwager | IA. Farm Bureau Federation | Supporting | GA84 |
| Matthew Steinfeldt | IA. Farm Bureau Federation | Supporting | GA84 |
| Janice Laue | IA. Federation of Labor, AFL-CIO | Opposing | GA84 |
| Ken Sagar | IA. Federation of Labor, AFL-CIO | Opposing | GA84 |
| Robert Ussery | IA. Minuteman Civil Defense Corps | Supporting | GA84 |
| Doug Struyk | IA. Secretary of State | Supporting | GA84 |
| Brad Hudson | IA. State Education Assn. | Undecided | GA84 |
| Melissa Peterson | IA. State Education Assn. | Undecided | GA84 |
| Amy Campbell | League of Women Voters of IA | Opposing | GA84 |
| Craig Patterson | League of Women Voters of IA | Opposing | GA84 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA84 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA84 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Opposing | GA84 |
| Andrea Rivera | U.A.W. | Opposing | GA84 |