| Robert Weiser | 3M Government Affairs | Opposing | GA86 |
| Robert Weiser | 3M Government Affairs | Undecided | GA86 |
| Sarah Reckling | 3M Government Affairs | Opposing | GA86 |
| Sarah Reckling | 3M Government Affairs | Undecided | GA86 |
| Terry Harrmann | Alliant Energy Corporation | Supporting | GA86 |
| Christopher Riley | Archer Daniels Midland Company | Undecided | GA86 |
| John Pederson | Arconic (Formerly Alcoa) | Undecided | GA86 |
| Laura Book | Arconic (Formerly Alcoa) | Undecided | GA86 |
| Matt Eide | Arconic (Formerly Alcoa) | Undecided | GA86 |
| Scott Newhard | Associated General Contractors of Iowa | Undecided | GA86 |
| Brad Epperly | BNSF Railway Co. | Undecided | GA86 |
| Paula Dierenfeld | BNSF Railway Co. | Undecided | GA86 |
| Scott Sundstrom | BNSF Railway Co. | Undecided | GA86 |
| Phil Tuning | Deere & Company | Undecided | GA86 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Rachel Geilenfeld | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Zach Dalluge | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Scott Sundstrom | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Tim Coonan | Iowa Association of Electric Cooperatives | Undecided | GA86 |
| Jessica Hyland | Iowa Association of Municipal Utilities | Supporting | GA86 |
| Julie Smith | Iowa Association of Municipal Utilities | Supporting | GA86 |
| Troy DeJoode | Iowa Association of Municipal Utilities | Supporting | GA86 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA86 |
| Paula Dierenfeld | Iowa Automobile Dealers Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Automobile Dealers Association | Undecided | GA86 |
| Mike Heller | Iowa Conservation Alliance | Undecided | GA86 |
| Paula Feltner | Iowa Conservation Alliance | Undecided | GA86 |
| Sharon Tahtinen | Iowa Dept. of Natural Resources | Undecided | GA86 |
| Jim Obradovich | Iowa Environmental Council | Undecided | GA86 |
| Eric Bradley | Iowa Environmental Health Association | Supporting | GA86 |
| John Pederson | Iowa Ethanol Producers Association | Undecided | GA86 |
| Laura Book | Iowa Ethanol Producers Association | Undecided | GA86 |
| Matt Eide | Iowa Ethanol Producers Association | Undecided | GA86 |
| Kayla Lyon | Iowa Institute for Cooperatives | Undecided | GA86 |
| Brad Epperly | Iowa Propane Gas Association | Undecided | GA86 |
| Paula Dierenfeld | Iowa Propane Gas Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Propane Gas Association | Undecided | GA86 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA86 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA86 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA86 |
| William Peterson | Iowa State Association of Counties | Supporting | GA86 |
| Jennifer Kingland | Iowa Taxpayers Association | Undecided | GA86 |
| Daniel Evans | Iowa Utility Association | Supporting | GA86 |
| Mark Douglas | Iowa Utility Association | Supporting | GA86 |
| Susan Fenton | Kent Corporation | Undecided | GA86 |
| Michael Triplett | Lafarge North American | Undecided | GA86 |
| Gary Grant | Linn County Board of Supervisors | Withdrawn | GA86 |
| Gary Grant | Linn County Board of Supervisors | Supporting | GA86 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA86 |
| Larry Murphy | Linn County Board of Supervisors | Supporting | GA86 |
| Larry Murphy | Linn County Board of Supervisors | Withdrawn | GA86 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA86 |
| Meghan Malloy | Linn County Board of Supervisors | Withdrawn | GA86 |
| Meghan Malloy | Linn County Board of Supervisors | Supporting | GA86 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA86 |
| Mona Bond | Manatts Inc. | Undecided | GA86 |
| John Davis | MidAmerican Energy Company | Supporting | GA86 |
| Brad Epperly | Monsanto Company | Undecided | GA86 |
| Scott Sundstrom | Monsanto Company | Undecided | GA86 |
| Brian Johnson | Polk County - Board of Supervisors | Supporting | GA86 |
| Craig Walter | Polk County - Board of Supervisors | Supporting | GA86 |
| Doug Struyk | SSAB (f/k/a IPSCO Steel) | Undecided | GA86 |
| George Appleby | SSAB (f/k/a IPSCO Steel) | Undecided | GA86 |
| Jennifer Tyler | SSAB (f/k/a IPSCO Steel) | Undecided | GA86 |
| Jim Carney | SSAB (f/k/a IPSCO Steel) | Undecided | GA86 |
| Mike Heller | Waste Management, Inc. | Undecided | GA86 |
| Paula Feltner | Waste Management, Inc. | Undecided | GA86 |