| Drew Kamp | Ames Chamber of Commerce | Undecided | GA87 |
| Bill Wimmer | Cigar Association of America, Inc. | Undecided | GA87 |
| Dawn Carlson | FUELIowa | Undecided | GA87 |
| Kellie Paschke | FUELIowa | Undecided | GA87 |
| Troy Skinner | FUELIowa | 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 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA87 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA87 |
| Katelynn McCollough | Hy-Vee, Inc. | Undecided | GA87 |
| Tim Coonan | Hy-Vee, Inc. | Undecided | GA87 |
| Emily Piper | Iowa Association for Marriage and Family Therapy | 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 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA87 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA87 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA87 |
| Ryan Sempf | Iowa City Area Chamber of Commerce | Undecided | GA87 |
| Alan Kemp | Iowa League of Cities | Undecided | GA87 |
| Lindsey McCune | Iowa League of Cities | Undecided | GA87 |
| Robert Palmer | Iowa League of Cities | Undecided | GA87 |
| Emily Piper | Iowa Mental Health Counselors Association | Undecided | GA87 |
| MARK MAXWELL | Iowa Motorcycle Dealers Association | Supporting | GA87 |
| Will Rogers | Iowa Nebraska Farm Equipment Dealers Association | Undecided | GA87 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Ernie Adkison | Iowans for Tax Relief | Undecided | GA87 |
| Larry Blixt | KWIK Trip, Inc. | Undecided | GA87 |
| Doug Struyk | Meredith Corporation | Undecided | GA87 |
| Jennifer Dorman | Meredith Corporation | Undecided | GA87 |
| Jim Carney | Meredith Corporation | Undecided | GA87 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Amy Campbell | Travel Federation of Iowa | Undecided | GA87 |
| Craig Patterson | Travel Federation of Iowa | Undecided | GA87 |