| tom fey | Central IA Building & Construction Trades Council | Opposing | GA84 |
| Dave Parker | Great Plains Laborers District Council | 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) | Supporting | GA84 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Supporting | GA84 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | Supporting | 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 |
| Janice Laue | IA. Federation of Labor, AFL-CIO | Opposing | GA84 |
| Ken Sagar | IA. Federation of Labor, AFL-CIO | Opposing | GA84 |
| tom fey | IA. State Building and Construction Trades Council | Opposing | GA84 |
| Brad Hudson | IA. State Education Assn. | Opposing | GA84 |
| Melissa Peterson | IA. State Education Assn. | Opposing | GA84 |
| Don Racheter | Iowans for Tax Relief | Supporting | GA84 |
| Edward Failor, | Iowans for Tax Relief | Supporting | GA84 |
| Katie Koberg | Iowans for Tax Relief | Supporting | GA84 |
| Kellie Paschke | Iowans for Tax Relief | Supporting | GA84 |
| Mary Earnhardt | Iowans for Tax Relief | Supporting | GA84 |
| Troy Skinner | Iowans for Tax Relief | Supporting | GA84 |
| Amy Campbell | League of Women Voters of IA | Opposing | GA84 |
| Craig Patterson | League of Women Voters of IA | Opposing | GA84 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Opposing | GA84 |