| Courtney Craig | 3M Company and its affiliates | Undecided | GA88 |
| Robert Weiser | 3M Company and its affiliates | Undecided | GA88 |
| David Adelman | American Chemistry Council | Supporting | GA88 |
| Frank Chiodo | American Chemistry Council | Supporting | GA88 |
| Matt Hinch | American Chemistry Council | Supporting | GA88 |
| Sara Allen | American Chemistry Council | Supporting | GA88 |
| David Scott | American Petroleum Institute | Undecided | GA88 |
| Gary Grant | Cedar Rapids Airport | Undecided | GA88 |
| Larry Murphy | Cedar Rapids Airport | Undecided | GA88 |
| Meghan Malloy | Cedar Rapids Airport | Undecided | GA88 |
| Gary Grant | City of Cedar Rapids | Undecided | GA88 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA88 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA88 |
| Maddie Wilcox | Des Moines Water Works | Undecided | GA88 |
| Threase Harms | Des Moines Water Works | Undecided | GA88 |
| Maddie Wilcox | Grow Clinton County | Undecided | GA88 |
| Threase Harms | Grow Clinton County | Undecided | GA88 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Supporting | GA88 |
| Cyndi Pederson | Iowa Firefighters Association (IFA) | Opposing | GA88 |
| John Pederson | Iowa Firefighters Association (IFA) | Opposing | GA88 |
| Alan Kemp | Iowa League of Cities | Undecided | GA88 |
| Daniel Stalder | Iowa League of Cities | Undecided | GA88 |
| Robert Palmer | Iowa League of Cities | Undecided | GA88 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA88 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA88 |
| Meghan Malloy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA88 |
| Christopher Rants | Iowa Professional Fire Fighters | Opposing | GA88 |
| John Cacciatore | Iowa Professional Fire Fighters | Opposing | GA88 |
| Lon Anderson | Iowa Professional Fire Fighters | Opposing | GA88 |
| Jim Obradovich | Iowa Public Airports Association | Opposing | GA88 |
| Pete McRoberts | Iowa Public Airports Association | Opposing | GA88 |
| Robert Mulqueen | Iowa Public Airports Association | Opposing | GA88 |