| Nicole Woodroffe | 3M Government Affairs | Undecided | GA85 |
| Robert Weiser | 3M Government Affairs | Undecided | GA85 |
| John Easter | American Chemisty Council | Opposing | GA85 |
| Brian Johnson | American Forest & Paper Association, Inc. | Undecided | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Opposing | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Opposing | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Opposing | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA85 |
| David Adelman | Iowa Chapter-American Academy of Pediatrics | Supporting | GA85 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Grocery Industry Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Grocery Industry Association | Undecided | GA85 |
| Ashley Engelbrecht | Iowa Medical Society | Undecided | GA85 |
| Sandra Conlin | Iowa Medical Society | Undecided | GA85 |
| Sandra Conlin | Iowa Osteopathic Medical Association | Undecided | GA85 |
| Jim Henter | Iowa Retail Federation | Opposing | GA85 |
| Brice Oakley | Iowa Water Quality Association | Undecided | GA85 |
| Don Avenson | Iowa Water Quality Association | Undecided | GA85 |
| Tom Cope | Iowa Water Quality Association | Undecided | GA85 |
| Brice Oakley | Koch Companies Public Sector, LLC and Affiliates | Undecided | GA85 |
| Don Avenson | Koch Companies Public Sector, LLC and Affiliates | Undecided | GA85 |
| Tom Cope | Koch Companies Public Sector, LLC and Affiliates | Undecided | GA85 |
| Michael Triplett | Personal Care Products Council | Opposing | GA85 |