| Marcia Nichols | AFSCME IA Council 61 | Opposing | GA84 |
| Mitchell Stille | AFSCME IA Council 61 | Opposing | GA84 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA84 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Brad Epperly | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Larry Murphy | IA. Catholic Conference | Undecided | GA84 |
| Jerry Fitzgerald | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Maggie Smith-Fitzgerald | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Mark Joyce | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Mindy Poldberg | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Joel Wulf | IA. Dept. on Aging | Undecided | GA84 |
| Norman Pawlewski | IA. Faith & Freedom Coalition | Supporting | GA84 |
| Don Petersen | IA. Farm Bureau Federation | Undecided | GA84 |
| Joe Johnson | IA. Farm Bureau Federation | Undecided | GA84 |
| Marty Schwager | IA. Farm Bureau Federation | Undecided | GA84 |
| Matthew Steinfeldt | IA. Farm Bureau Federation | Undecided | GA84 |
| Janice Laue | 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 |
| George Appleby | IA. State Bar Assn. | Undecided | GA84 |
| Jennifer Tyler | IA. State Bar Assn. | Undecided | GA84 |
| Jim Carney | IA. State Bar Assn. | Undecided | 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 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Opposing | GA84 |