| John Pederson | City of Cedar Falls | Undecided | GA84 |
| Matt Eide | City of Cedar Falls | Undecided | GA84 |
| Gary Grant | City of Cedar Rapids | Undecided | GA84 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA84 |
| Jerry Fitzgerald | City of Des Moines | Undecided | GA84 |
| Maggie Smith-Fitzgerald | City of Des Moines | Undecided | GA84 |
| Mark Godwin | City of Des Moines | Undecided | GA84 |
| Mark Joyce | City of Des Moines | Undecided | 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 |
| Dawn Carlson | Heartland Car Wash Assn. | Undecided | GA84 |
| Kellie Paschke | Heartland Car Wash Assn. | Undecided | GA84 |
| Mona Bond | Heartland Car Wash Assn. | Undecided | GA84 |
| Troy Skinner | Heartland Car Wash Assn. | 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 |
| George Appleby | IA. Commercial Real Estate Assn. (ICREA) | Undecided | GA84 |
| Jennifer Tyler | IA. Commercial Real Estate Assn. (ICREA) | Undecided | GA84 |
| Jim Carney | IA. Commercial Real Estate Assn. (ICREA) | Undecided | GA84 |
| Amy Campbell | IA. Firefighters Assn. (IFA) | Undecided | GA84 |
| Craig Patterson | IA. Firefighters Assn. (IFA) | Undecided | GA84 |
| Greg Boattenhamer | IA. Hospital Assn. | Undecided | GA84 |
| J. Norris | IA. Hospital Assn. | Undecided | GA84 |
| Shannon Strickler | IA. Hospital Assn. | Undecided | GA84 |
| Amy Campbell | IA. Library Assn. (ILA) | Undecided | GA84 |
| Craig Patterson | IA. Library Assn. (ILA) | Undecided | 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 |
| Mike Heller | IA. State Assn. of Assessors | Undecided | GA84 |
| Paula Feltner | IA. State Assn. of Assessors | Undecided | GA84 |
| Hanna DeGroot | 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 |
| Nathan Bonnett | 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 |
| Ed Wallace | IA. Taxpayers 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 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA84 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA84 |
| David Adelman | Metropolitan Coalition | Undecided | GA84 |
| Dawn Carlson | Petroleum Marketers and Convenience Stores of IA | Undecided | GA84 |
| Kellie Paschke | Petroleum Marketers and Convenience Stores of IA | Undecided | GA84 |
| Mona Bond | Petroleum Marketers and Convenience Stores of IA | Undecided | GA84 |
| Troy Skinner | Petroleum Marketers and Convenience Stores of IA | Undecided | GA84 |
| Brian Johnson | Polk County - Board of Supervisors | Opposing | GA84 |
| Jamie Cashman | Polk County - Board of Supervisors | Opposing | GA84 |
| Amy Campbell | Professional Developers of IA (PDI) | Undecided | GA84 |
| Craig Patterson | Professional Developers of IA (PDI) | Undecided | GA84 |
| Amy Campbell | Travel Federation of IA | Undecided | GA84 |
| Craig Patterson | Travel Federation of IA | Undecided | GA84 |