| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA89 |
| Gary Grant | City of Cedar Rapids | Undecided | GA89 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA89 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA89 |
| Matt McKinney | Cleaner Iowa, Inc. | Undecided | GA89 |
| RG Schwarm | Cleaner Iowa, Inc. | Undecided | GA89 |
| BRITTANY LUMLEY | Doll Distributing | Undecided | GA89 |
| Charlotte Eby | Doll Distributing | Undecided | GA89 |
| Jeffrey Boeyink | Doll Distributing | Undecided | GA89 |
| Taylor McDonald | Doll Distributing | Undecided | GA89 |
| Marc Beltrame | FUELIowa (PMCI) | Opposing | GA89 |
| Chip Baltimore | Fareway Stores, Inc. | Opposing | GA89 |
| Jon Murphy | Iowa Beverage Association | Undecided | GA89 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Opposing | GA89 |
| Tammie Krausman | Iowa Dept. of Natural Resources | Undecided | GA89 |
| Angela Davis | Iowa Environmental Council | Opposing | GA89 |
| Jim Obradovich | Iowa Environmental Health Association | Undecided | GA89 |
| Robert Mulqueen | Iowa Environmental Health Association | Undecided | GA89 |
| Brad Epperly | Iowa Grocery Industry Association | Opposing | GA89 |
| Dustin Miller | Iowa Grocery Industry Association | Opposing | GA89 |
| Matt McKinney | Iowa Recycling Association | Undecided | GA89 |
| RG Schwarm | Iowa Recycling Association | Undecided | GA89 |
| Jim Obradovich | Iowa Society of Solid Waste Operations (ISOSWO) | Undecided | GA89 |
| Robert Mulqueen | Iowa Society of Solid Waste Operations (ISOSWO) | Undecided | GA89 |
| David Adelman | Iowa Wholesale Beer Distributors Association | Undecided | GA89 |
| Frank Chiodo | Iowa Wholesale Beer Distributors Association | Undecided | GA89 |
| Matt Hinch | Iowa Wholesale Beer Distributors Association | Undecided | GA89 |
| Sara Allen | Iowa Wholesale Beer Distributors Association | Undecided | GA89 |
| Kate Walton | Iowa Wine Growers Association | Undecided | GA89 |
| Matt Eide | Iowa Wine Growers Association | Undecided | GA89 |
| Jake Ketzner | KWIK Trip, Inc. | Opposing | GA89 |
| Larry Blixt | KWIK Trip, Inc. | Opposing | GA89 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA89 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA89 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA89 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA89 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA89 |
| Amy Campbell | Polk County - Board of Supervisors | Undecided | GA89 |
| Craig Patterson | Polk County - Board of Supervisors | Undecided | GA89 |
| Mike Heller | Waste Management, Inc. | Undecided | GA89 |
| Paula Feltner | Waste Management, Inc. | Undecided | GA89 |
| Angela Davis | Wine Institute | Undecided | GA89 |