| 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 |
| 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 |
| Robert Hartwig | Iowa Bankers Mortgage Corp. | Undecided | GA88 |
| Sharon Presnall | Iowa Bankers Mortgage Corp. | Undecided | 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 |
| Gracie Brandsgard | 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 |
| Robert Hartwig | Iowa Mortgage Association | Undecided | GA88 |
| Sharon Presnall | Iowa Mortgage Association | Undecided | GA88 |
| Kellie Paschke | Iowa Peace Officers Association | Undecided | GA88 |
| Troy Skinner | Iowa Peace Officers Association | Undecided | GA88 |
| Eric Gookin | Iowa Secretary of State | Undecided | GA88 |
| Doug Struyk | Iowa State Bar Association | Opposing | GA88 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Opposing | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA88 |
| Jim Carney | Iowa State Bar Association | Opposing | GA88 |
| Jim Carney | Iowa State Bar Association | Undecided | GA88 |
| Sydney Gangestad | Technology Association of Iowa | Supporting | GA88 |
| Tim Coonan | Technology Association of Iowa | Supporting | GA88 |
| Sydney Gangestad | The Iowa Academy of Trust and Estate Counsel | Supporting | GA88 |
| Tim Coonan | The Iowa Academy of Trust and Estate Counsel | Supporting | GA88 |
| Doug Struyk | Wells Fargo & Company | Undecided | GA88 |
| Jennifer Dorman | Wells Fargo & Company | Undecided | GA88 |
| Jim Carney | Wells Fargo & Company | Undecided | GA88 |