| Mazie Stilwell | AFSCME Iowa Council 61 | Undecided | GA87 |
| Morgan Miller | AFSCME Iowa Council 61 | Undecided | GA87 |
| Dane Schumann | American Legion of Iowa | Undecided | GA87 |
| Threase Harms | American Legion of Iowa | Undecided | GA87 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA87 |
| Kristin Bauer | Board of Regents, State of Iowa | Undecided | GA87 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA87 |
| Dane Schumann | Connect CR | Undecided | GA87 |
| Threase Harms | Connect CR | Undecided | GA87 |
| Dane Schumann | Des Moines Water Works | Undecided | GA87 |
| Threase Harms | Des Moines Water Works | Undecided | GA87 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA87 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA87 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA87 |
| Joe Murphy | Greater Des Moines Partnership | Undecided | GA87 |
| Katie Graham | Greater Des Moines Partnership | Undecided | GA87 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA87 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Amy Campbell | Iowa Association of County Conservation Boards | Undecided | GA87 |
| Craig Patterson | Iowa Association of County Conservation Boards | Undecided | GA87 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA87 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA87 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA87 |
| Katie Graham | Iowa Chamber Alliance | Undecided | GA87 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA87 |
| Dane Schumann | Iowa Chapter of the Association of Public Safety Communications Officials (APCO) | Undecided | GA87 |
| Threase Harms | Iowa Chapter of the Association of Public Safety Communications Officials (APCO) | Undecided | GA87 |
| Dane Schumann | Iowa Chapter of the National Emergency Number Association (NENA) | Undecided | GA87 |
| Threase Harms | Iowa Chapter of the National Emergency Number Association (NENA) | Undecided | GA87 |
| Jake Swanson | Iowa Dept. of Agriculture | Undecided | GA87 |
| Sharon Tahtinen | Iowa Dept. of Natural Resources | Undecided | GA87 |
| Tammie Krausman | Iowa Dept. of Natural Resources | Undecided | GA87 |
| Dane Schumann | Iowa Emergency Management Association | Undecided | GA87 |
| Threase Harms | Iowa Emergency Management Association | Undecided | GA87 |
| Dane Schumann | Iowa Farmers Union | Undecided | GA87 |
| Threase Harms | Iowa Farmers Union | Undecided | GA87 |
| Kelly Meyers | Iowa Health Care Association | Supporting | GA87 |
| Lon Anderson | Iowa Health Care Association | Supporting | GA87 |
| Susan Cameron Daemen | Iowa Health Care Association | Supporting | GA87 |
| Amy Campbell | Iowa Natural Heritage Foundation | Undecided | GA87 |
| Craig Patterson | Iowa Natural Heritage Foundation | Undecided | GA87 |
| Grant Menke | Iowa Renewable Fuels Association (IRF) | Supporting | GA87 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA87 |
| Paula Feltner | Iowa Renewable Fuels Association (IRF) | Undecided | GA87 |
| Dane Schumann | Iowa Rivers Revival | Undecided | GA87 |
| Threase Harms | Iowa Rivers Revival | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA87 |
| William Peterson | Iowa State Association of Counties | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA87 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA87 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA87 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA87 |
| Jim Carney | Iowa State Bar Association | Undecided | GA87 |
| Brian Johnson | Iowa State Fair | Undecided | GA87 |
| Craig Walter | Iowa State Fair | Undecided | GA87 |
| Amy Campbell | Iowa State Reserve Law Officers Association | Undecided | GA87 |
| Craig Patterson | Iowa State Reserve Law Officers Association | Undecided | GA87 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA87 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA87 |
| Lyle Krewson | Lutheran Services in IA, Inc. | Undecided | GA87 |
| Ben Hammes | Master Builders of Iowa | Supporting | GA87 |
| Chad Kleppe | Master Builders of Iowa | Supporting | GA87 |
| Julie Smith | Master Builders of Iowa | Supporting | GA87 |
| Dane Schumann | MedPharm Iowa | Undecided | GA87 |
| Threase Harms | MedPharm Iowa | Undecided | GA87 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Kent Hartwig | Renewable Energy Group (REG) | Supporting | GA87 |
| Charlotte Eby | Ruan, Inc. | Supporting | GA87 |
| Amy Campbell | Travel Federation of Iowa | Undecided | GA87 |
| Craig Patterson | Travel Federation of Iowa | Undecided | GA87 |
| Dane Schumann | Visiting Nurse Services of Iowa | Undecided | GA87 |
| Threase Harms | Visiting Nurse Services of Iowa | Undecided | GA87 |
| Dane Schumann | YMCA State Alliance | Supporting | GA87 |
| Threase Harms | YMCA State Alliance | Supporting | GA87 |