| F. Thornton | Agri Drain Corp. | Undecided | GA85 |
| Terry Harrmann | Alliant Energy Corporation | Undecided | GA85 |
| Bruce Rastetter | Board of Regents, State of Iowa | Undecided | GA85 |
| Craig Lang | Board of Regents, State of Iowa | Undecided | GA85 |
| Jeneane Beck | Board of Regents, State of Iowa | Undecided | GA85 |
| Joe Murphy | Board of Regents, State of Iowa | Undecided | GA85 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA85 |
| Robert Donley | Board of Regents, State of Iowa | Undecided | GA85 |
| Josh Mandelbaum | Environmental Law and Policy Center | Opposing | GA85 |
| Angela Davis | Hy-Vee, Inc. | Undecided | GA85 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Supporting | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA85 |
| Angela Davis | Iowa Beverage Association | Undecided | GA85 |
| Bill Wimmer | Iowa Beverage Association | Undecided | GA85 |
| Neila Seaman | Iowa Chapter of Sierra Club | Opposing | GA85 |
| Sharon Tahtinen | Iowa Dept. of Natural Resources | Supporting | GA85 |
| Jim Obradovich | Iowa Environmental Council | Undecided | GA85 |
| Dane Schumann | Iowa Farmers Union | Undecided | GA85 |
| Kent Hartwig | Iowa Farmers Union | Undecided | GA85 |
| Threase Harms | Iowa Farmers Union | Undecided | 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 |
| Jim Obradovich | Iowa Recycling Association | Undecided | GA85 |
| Mike Heller | Iowa Retail Federation | Undecided | GA85 |
| Paula Feltner | Iowa Retail Federation | Undecided | GA85 |
| Jim Obradovich | Iowa Society of Solid Waste Operations (ISOSWO) | Undecided | GA85 |
| Robert Mulqueen | Iowa Society of Solid Waste Operations (ISOSWO) | Undecided | GA85 |
| Gary Grant | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA85 |
| Larry Murphy | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA85 |
| Marty Ryan | Lead Is Poison Coalition (LIP-C) | Undecided | GA85 |
| Stephanie Fawkes-Lee | Lead Is Poison Coalition (LIP-C) | Undecided | GA85 |
| Brian Johnson | NextEra Energy | Undecided | GA85 |
| Jamie Cashman | NextEra Energy | Undecided | GA85 |
| Mike Heller | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA85 |
| Paula Feltner | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA85 |
| John Pederson | Phoenix Recycling | Undecided | GA85 |
| Matt Eide | Phoenix Recycling | Undecided | GA85 |
| Jim Obradovich | Redemption Centers of Iowa | Undecided | GA85 |
| George Appleby | SSAB (f/k/a IPSCO Steel) | Undecided | GA85 |
| Jennifer Tyler | SSAB (f/k/a IPSCO Steel) | Undecided | GA85 |
| Jim Carney | SSAB (f/k/a IPSCO Steel) | Undecided | GA85 |
| Mike Heller | Waste Management, Inc. | Undecided | GA85 |
| Paula Feltner | Waste Management, Inc. | Undecided | GA85 |