| John Pederson | ALCOA | Undecided | GA83 |
| Matt Eide | ALCOA | Undecided | GA83 |
| Ted Stopulos | ALCOA | Undecided | GA83 |
| Adam Gregg | Agribusiness Assn. of IA | Undecided | GA83 |
| Jerry Fitzgerald | Agribusiness Assn. of IA | Undecided | GA83 |
| Maggie Smith-Fitzgerald | Agribusiness Assn. of IA | Undecided | GA83 |
| Marc Beltrame | Agribusiness Assn. of IA | Undecided | GA83 |
| Mark Joyce | Agribusiness Assn. of IA | Undecided | GA83 |
| Brian Johnson | Alliance Pipeline, Inc. | Undecided | GA83 |
| JoAnn Johnson | Alliance Pipeline, Inc. | Undecided | GA83 |
| Terry Harrmann | Alliant Energy Corporation | Opposing | GA83 |
| Terry Harrmann | Alliant Energy Corporation | Undecided | GA83 |
| Gary Grant | City of Cedar Rapids | Undecided | GA83 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA83 |
| Jason Francque | Deere & Company | Opposing | GA83 |
| Jason Francque | Deere & Company | Undecided | GA83 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA83 |
| James West | Greater Des Moines Partnership | Undecided | GA83 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA83 |
| Keith Luchtel | Greater Des Moines Partnership | Undecided | GA83 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA83 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA83 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Opposing | GA83 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Opposing | GA83 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | Opposing | GA83 |
| Brad Epperly | IA. Assn. of Electric Cooperatives | Undecided | GA83 |
| James West | IA. Assn. of Electric Cooperatives | Undecided | GA83 |
| Keith Luchtel | IA. Assn. of Electric Cooperatives | Undecided | GA83 |
| Paula Dierenfeld | IA. Assn. of Electric Cooperatives | Undecided | GA83 |
| Scott Sundstrom | IA. Assn. of Electric Cooperatives | Undecided | GA83 |
| Tim Coonan | IA. Assn. of Electric Cooperatives | Undecided | GA83 |
| Brad Epperly | IA. Chamber Alliance | Undecided | GA83 |
| James West | IA. Chamber Alliance | Undecided | GA83 |
| Keith Luchtel | IA. Chamber Alliance | Undecided | GA83 |
| Paula Dierenfeld | IA. Chamber Alliance | Undecided | GA83 |
| Scott Sundstrom | IA. Chamber Alliance | Undecided | GA83 |
| Neila Seaman | IA. Chapter of Sierra Club | Supporting | GA83 |
| Jerry Fitzgerald | IA. Corn Growers Assn.(ICG) | Undecided | GA83 |
| Maggie Smith-Fitzgerald | IA. Corn Growers Assn.(ICG) | Undecided | GA83 |
| Mark Joyce | IA. Corn Growers Assn.(ICG) | Undecided | GA83 |
| Susan Fenton | IA. Dept. of Agriculture | Undecided | GA83 |
| Sharon Tahtinen | IA. Dept. of Natural Resources | Undecided | GA83 |
| Jim Obradovich | IA. Environmental Council | Supporting | GA83 |
| Leland Searles | IA. Environmental Council | Undecided | GA83 |
| Don Petersen | IA. Farm Bureau Federation | Undecided | GA83 |
| Joe Johnson | IA. Farm Bureau Federation | Undecided | GA83 |
| Mark Salvador | IA. Farm Bureau Federation | Undecided | GA83 |
| Jen Schulte | IA. Farmers Union | Supporting | GA83 |
| Kent Hartwig | IA. Farmers Union | Supporting | GA83 |
| Kyle Frette | IA. Farmers Union | Supporting | GA83 |
| Threase Harms | IA. Farmers Union | Supporting | GA83 |
| Betty Lord-Dinan | IA. Nurses Assn. | Undecided | GA83 |
| Linda Goeldner | IA. Nurses Assn. | Undecided | GA83 |
| Jerry Fitzgerald | IA. Pork Producers Assn. (IPP) | Undecided | GA83 |
| Maggie Smith-Fitzgerald | IA. Pork Producers Assn. (IPP) | Undecided | GA83 |
| Mark Joyce | IA. Pork Producers Assn. (IPP) | Undecided | GA83 |
| Mark Douglas | IA. Utility Assn. | Undecided | GA83 |
| Mark Douglas | IA. Utility Assn. | Opposing | GA83 |
| Cal Hultman | Lafarge North American | Undecided | GA83 |
| Michael Triplett | Lafarge North American | Undecided | GA83 |
| Gary Grant | Linn County Board of Supervisors | Supporting | GA83 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA83 |
| Larry Murphy | Linn County Board of Supervisors | Supporting | GA83 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA83 |
| Adam Gregg | M2P2, LLC | Undecided | GA83 |
| Marc Beltrame | M2P2, LLC | Undecided | GA83 |
| Michael Blaser | M2P2, LLC | Undecided | GA83 |
| John Davis | MidAmerican Energy Company | Undecided | GA83 |
| Brad Epperly | Monsanto Company | Undecided | GA83 |
| James West | Monsanto Company | Undecided | GA83 |
| Keith Luchtel | Monsanto Company | Undecided | GA83 |
| Scott Sundstrom | Monsanto Company | Undecided | GA83 |
| Brian Johnson | NextEra Energy | Undecided | GA83 |
| JoAnn Johnson | NextEra Energy | Undecided | GA83 |
| Robert Grayson | Office of Energy Independence | Undecided | GA83 |
| Mona Bond | Petroleum Marketers and Convenience Stores of IA | Undecided | GA83 |
| George Appleby | SSAB (f/k/a IPSCO Steel) | Undecided | GA83 |
| Jennifer Tyler | SSAB (f/k/a IPSCO Steel) | Undecided | GA83 |
| Jim Carney | SSAB (f/k/a IPSCO Steel) | Undecided | GA83 |
| Adam Gregg | Smithfield Foods, Inc. | Undecided | GA83 |
| Marc Beltrame | Smithfield Foods, Inc. | Undecided | GA83 |
| Mike Heller | Waste Management, Inc. | Undecided | GA83 |
| Paula Feltner | Waste Management, Inc. | Undecided | GA83 |