| Jefferson Fink | Boone and Scenic Valley Railroad | Opposing | GA90 |
| Jim Obradovich | Boone and Scenic Valley Railroad | Opposing | GA90 |
| Jefferson Fink | Burlington Junction Railway | Opposing | GA90 |
| Jim Obradovich | Burlington Junction Railway | Opposing | GA90 |
| Kate Walton | CN Rail | Opposing | GA90 |
| Madeleine Bradley | CN Rail | Opposing | GA90 |
| Matt Eide | CN Rail | Opposing | GA90 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA90 |
| Jefferson Fink | Davenport Industrial Railroad | Opposing | GA90 |
| Jim Obradovich | Davenport Industrial Railroad | Opposing | GA90 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Undecided | GA90 |
| Doug Struyk | Iowa Drainage District Association | Supporting | GA90 |
| Jennifer Dorman | Iowa Drainage District Association | Supporting | GA90 |
| Jim Carney | Iowa Drainage District Association | Supporting | GA90 |
| John Torbert | Iowa Drainage District Association | Supporting | GA90 |
| Mona Bond | Iowa Drainage District Association | Supporting | GA90 |
| Jefferson Fink | Iowa Interstate Railroad | Opposing | GA90 |
| Jim Obradovich | Iowa Interstate Railroad | Opposing | GA90 |
| Jamie Cashman | Iowa State Association of County Supervisors | Supporting | GA90 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Supporting | GA90 |
| Lucas Beenken | Iowa State Association of County Supervisors | Supporting | GA90 |
| William Peterson | Iowa State Association of County Supervisors | Supporting | GA90 |
| Geri Huser | Iowa Utilities Commission | Undecided | GA90 |
| Louis Vander Streek | Iowa Utilities Commission | Undecided | GA90 |
| Maison Bleam | Iowa Utilities Commission | Undecided | GA90 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA90 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA90 |
| Onnalee Gettler | MidAmerican Energy Company | Undecided | GA90 |
| Jefferson Fink | Patriot Rail (Keokuk Junction Railway) | Opposing | GA90 |
| Jim Obradovich | Patriot Rail (Keokuk Junction Railway) | Opposing | GA90 |
| BRITTANY LUMLEY | SOO Green HVDC Link ProjectCo, LLC | Supporting | GA90 |
| Courtney Craig | SOO Green HVDC Link ProjectCo, LLC | Supporting | GA90 |
| Jeffrey Boeyink | SOO Green HVDC Link ProjectCo, LLC | Supporting | GA90 |
| Taylor McDonald | SOO Green HVDC Link ProjectCo, LLC | Supporting | GA90 |
| Michael Triplett | Union Pacific Railroad | Opposing | GA90 |
| Gary Grant | Urban County Coalition | Undecided | GA90 |
| Larry Murphy | Urban County Coalition | Undecided | GA90 |