| Angela Davis | Hy-Vee, Inc. | Undecided | GA87 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA87 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Angela Davis | Iowa Beverage Association | Undecided | GA87 |
| Bill Wimmer | Iowa Beverage Association | Undecided | GA87 |
| Deborah Neustadt | Iowa Chapter of Sierra Club | Undecided | GA87 |
| Neila Seaman | Iowa Chapter of Sierra Club | Undecided | GA87 |
| Sharon Tahtinen | Iowa Dept. of Natural Resources | Supporting | GA87 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA87 |
| Dustin Miller | Iowa Grocery Industry Association | Undecided | GA87 |
| Paige Thorson | Iowa Grocery Industry Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Grocery Industry Association | Undecided | GA87 |
| Alan Kemp | Iowa League of Cities | Undecided | GA87 |
| Lindsey McCune | Iowa League of Cities | Undecided | GA87 |
| Robert Palmer | Iowa League of Cities | Undecided | GA87 |
| Jim Obradovich | Iowa Recycling Association | Undecided | GA87 |
| Jim Obradovich | Iowa Society of Solid Waste Operations (ISOSWO) | Undecided | GA87 |
| Robert Mulqueen | Iowa Society of Solid Waste Operations (ISOSWO) | Undecided | GA87 |
| Robert Mulqueen | Iowa Society of Solid Waste Operations (ISOSWO) | Withdrawn | GA87 |
| Robert Mulqueen | Iowa Society of Solid Waste Operations (ISOSWO) | Supporting | GA87 |
| David Adelman | Metro Waste Authority | Undecided | GA87 |
| Frank Chiodo | Metro Waste Authority | Undecided | GA87 |
| Matt Hinch | Metro Waste Authority | Undecided | GA87 |
| Sara Allen | Metro Waste Authority | Undecided | GA87 |
| Doug Struyk | The Nature Conservancy | Undecided | GA87 |
| Jim Carney | The Nature Conservancy | Undecided | GA87 |
| Shannon Henson | The Nature Conservancy | Undecided | GA87 |
| Mike Heller | Waste Management, Inc. | Undecided | GA87 |
| Paula Feltner | Waste Management, Inc. | Undecided | GA87 |