| David Scott | American Petroleum Institute | Undecided | GA84 |
| Brice Oakley | Casey's General Stores | Opposing | GA84 |
| Don Avenson | Casey's General Stores | Opposing | GA84 |
| Tom Cope | Casey's General Stores | Opposing | GA84 |
| Brad Epperly | Deere & Company | Undecided | GA84 |
| Jason Francque | Deere & Company | Undecided | GA84 |
| Keith Luchtel | Deere & Company | Undecided | GA84 |
| Paula Dierenfeld | Deere & Company | Undecided | GA84 |
| Scott Sundstrom | Deere & Company | Undecided | GA84 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA84 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA84 |
| Keith Luchtel | Greater Des Moines Partnership | Undecided | GA84 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA84 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA84 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA84 |
| Craig Schoenfeld | Hy-Vee, Inc. | Undecided | GA84 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Opposing | GA84 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Opposing | GA84 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | Opposing | GA84 |
| Brad Epperly | IA. Chamber Alliance | Undecided | GA84 |
| John Stineman | IA. Chamber Alliance | Undecided | GA84 |
| Keith Luchtel | IA. Chamber Alliance | Undecided | GA84 |
| Paula Dierenfeld | IA. Chamber Alliance | Undecided | GA84 |
| Scott Sundstrom | IA. Chamber Alliance | Undecided | GA84 |
| Jerry Fitzgerald | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Maggie Smith-Fitzgerald | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Mark Joyce | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Mindy Poldberg | IA. Corn Growers Assn.(ICG) | Undecided | GA84 |
| Jen Schulte | IA. Farmers Union | Undecided | GA84 |
| Kent Hartwig | IA. Farmers Union | Undecided | GA84 |
| Kyle Frette | IA. Farmers Union | Undecided | GA84 |
| Threase Harms | IA. Farmers Union | Undecided | GA84 |
| Brad Epperly | IA. Grocery Industry Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Grocery Industry Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Grocery Industry Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Grocery Industry Assn. | Undecided | GA84 |
| David Scott | IA. Motor Truck Assn. | Undecided | GA84 |
| Montgomery Shaw | IA. Renewable Fuels Assn. (IRF) | Supporting | GA84 |
| Brad Epperly | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Keith Luchtel | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Paula Dierenfeld | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Scott Sundstrom | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Larry Blixt | KWIK Trip, Inc. | Opposing | GA84 |
| John Pederson | Kum and Go | Opposing | GA84 |
| Matt Eide | Kum and Go | Opposing | GA84 |
| John Cacciatore | Magellan Midstream Partners | Undecided | GA84 |
| Justin Hupfer | Magellan Midstream Partners | Undecided | GA84 |
| Brad Epperly | Monsanto Company | Undecided | GA84 |
| Keith Luchtel | Monsanto Company | Undecided | GA84 |
| Scott Sundstrom | Monsanto Company | Undecided | GA84 |
| Dawn Carlson | Petroleum Marketers and Convenience Stores of IA | Opposing | GA84 |
| Kellie Paschke | Petroleum Marketers and Convenience Stores of IA | Opposing | GA84 |
| Mona Bond | Petroleum Marketers and Convenience Stores of IA | Opposing | GA84 |
| Troy Skinner | Petroleum Marketers and Convenience Stores of IA | Opposing | GA84 |