| Drew Klein | Americans For Prosperity | Undecided | GA88 |
| Tyler Raygor | Americans For Prosperity | Undecided | GA88 |
| Bob Rafferty | Electronic Services System | Undecided | GA88 |
| Rachel Ong | Electronic Services System | Undecided | GA88 |
| Jay Iverson | Home Builders Association of Iowa | Supporting | GA88 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Supporting | GA88 |
| Drew Wynes | Iowa Association of Business and Industry (ABI) | Supporting | GA88 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA88 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA88 |
| Jennifer Kingland | Iowa Association of Realtors | Supporting | GA88 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA88 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA88 |
| Kellie Paschke | Iowa Cattlemen's Association | Withdrawn | GA88 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA88 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA88 |
| David Walker | Iowa Commission on Uniform State Laws c/o David S. Walker, Chair | Supporting | GA88 |
| Chad Airhart | Iowa County Recorders Association | Undecided | GA88 |
| Megan Clyman | Iowa County Recorders Association | Undecided | GA88 |
| Kellie Paschke | Iowa Court Reporters Association | Undecided | GA88 |
| Troy Skinner | Iowa Court Reporters Association | Undecided | GA88 |
| Christopher Rants | Iowa Credit Union League | Supporting | GA88 |
| Gracie Brandsgard | Iowa Credit Union League | Supporting | GA88 |
| John Cacciatore | Iowa Credit Union League | Supporting | GA88 |
| Justin Hupfer | Iowa Credit Union League | Supporting | GA88 |
| Carolann Jensen | Iowa Finance Authority | Undecided | GA88 |
| Katie Hall | Iowa Land Title Association | Undecided | GA88 |
| Mike St. Clair | Iowa Land Title Association | Undecided | GA88 |
| Kellie Paschke | Iowa Peace Officers Association | Undecided | GA88 |
| Troy Skinner | Iowa Peace Officers Association | Undecided | GA88 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA88 |
| Jim Carney | Iowa State Bar Association | Undecided | GA88 |
| Mark Joyce | Notarize, Inc. | Undecided | GA88 |