| Brad Epperly | AIG-American International Companies | Undecided | GA86 |
| Paula Dierenfeld | AIG-American International Companies | Undecided | GA86 |
| Scott Sundstrom | AIG-American International Companies | Undecided | GA86 |
| Erica Johnson | American Civil Liberties Union of Iowa (ACLU-IA) | Undecided | GA86 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Undecided | GA86 |
| Brad Epperly | American Insurance Association | Undecided | GA86 |
| Paula Dierenfeld | American Insurance Association | Undecided | GA86 |
| Scott Sundstrom | American Insurance Association | Undecided | GA86 |
| Brad Epperly | Federation of Iowa Insurers | Undecided | GA86 |
| Paula Dierenfeld | Federation of Iowa Insurers | Undecided | GA86 |
| Scott Sundstrom | Federation of Iowa Insurers | Undecided | GA86 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA86 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA86 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA86 |
| Jay Iverson | Home Builders Association of Iowa | Undecided | GA86 |
| Mike Heller | Iowa Academy of Trial Lawyers | Undecided | GA86 |
| Paula Feltner | Iowa Academy of Trial Lawyers | 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 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA86 |
| Paula Dierenfeld | Iowa Automobile Dealers Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Automobile Dealers Association | Undecided | GA86 |
| Brad Epperly | Iowa Broadcasters Association | Undecided | GA86 |
| Paula Dierenfeld | Iowa Broadcasters Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Broadcasters Association | Undecided | GA86 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA86 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA86 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA86 |
| Scott Sundstrom | Iowa Chamber Alliance | Undecided | GA86 |
| Neila Seaman | Iowa Chapter of Sierra Club | Opposing | GA86 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Undecided | GA86 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Undecided | GA86 |
| Scott Sundstrom | Iowa Chapter, American Institute of Architects | Undecided | GA86 |
| Kim Murphy | Iowa Dept. on Aging | Undecided | GA86 |
| Robert Mulqueen | Iowa Environmental Council | Opposing | GA86 |
| Brad Epperly | Iowa Geothermal Association | Undecided | GA86 |
| Paula Dierenfeld | Iowa Geothermal Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Geothermal Association | Undecided | GA86 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA86 |
| Paula Dierenfeld | Iowa Grocery Industry Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Grocery Industry Association | Undecided | GA86 |
| Kate Strickler | Iowa Medical Society | Undecided | GA86 |
| Megan Bendixen | Iowa Medical Society | Undecided | GA86 |
| Sandra Conlin | Iowa Medical Society | Undecided | GA86 |
| Brad Epperly | Iowa Newspaper Association | Undecided | GA86 |
| Paula Dierenfeld | Iowa Newspaper Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Newspaper Association | 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 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Scott Sundstrom | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA86 |
| George Appleby | Iowa State Bar Association | Undecided | GA86 |
| Jennifer Tyler | Iowa State Bar Association | Undecided | GA86 |
| Jim Carney | Iowa State Bar Association | Undecided | GA86 |
| Joan Conrad | Iowa Utilities Board | Undecided | GA86 |
| Kerri Johannsen | Iowa Utilities Board | Undecided | GA86 |
| Libby Jacobs | Iowa Utilities Board | Undecided | GA86 |
| Nick Wagner | Iowa Utilities Board | Undecided | GA86 |
| Sheila Tipton | Iowa Utilities Board | Undecided | GA86 |
| Brad Epperly | Iowa Water Well Association | Undecided | GA86 |
| Paula Dierenfeld | Iowa Water Well Association | Undecided | GA86 |
| Scott Sundstrom | Iowa Water Well Association | Undecided | GA86 |
| Brad Epperly | Monsanto Company | Undecided | GA86 |
| Scott Sundstrom | Monsanto Company | Undecided | GA86 |
| Kristin Failor | National Federation of Independent Business (NFIB /IA) | Undecided | GA86 |