| Arthur Roche | Building Bridges | Opposing | GA91 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA91 |
| Gary Grant | City of Cedar Rapids | Undecided | GA91 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA91 |
| Jon Murphy | City of Coralville | Opposing | GA91 |
| Tom Cope | City of Coralville | Opposing | GA91 |
| Doug Struyk | City of Des Moines | Opposing | GA91 |
| Emilee Harris-Puricelli | City of Des Moines | Opposing | GA91 |
| Jen Schulte | City of Des Moines | Opposing | GA91 |
| Jennifer Dorman | City of Des Moines | Opposing | GA91 |
| Jim Carney | City of Des Moines | Opposing | GA91 |
| Doug Struyk | City of Iowa City | Opposing | GA91 |
| Jennifer Dorman | City of Iowa City | Opposing | GA91 |
| Jim Carney | City of Iowa City | Opposing | GA91 |
| Jeanie Smith | Episcopal Diocese of Iowa | Opposing | GA91 |
| Paul Gennett | Episcopal Diocese of Iowa | Opposing | GA91 |
| Wendy Abrahamson | Episcopal Diocese of Iowa | Opposing | GA91 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA91 |
| Kellie Paschke | Iowa Association for Justice | Undecided | GA91 |
| Kelly Meyers | Iowa Association for Justice | Undecided | GA91 |
| Jason Benell | Iowa Atheists and Freethinkers | Opposing | GA91 |
| Robert Cook | Iowa Atheists and Freethinkers | Opposing | GA91 |
| Robert Hoffman | Iowa Atheists and Freethinkers | Opposing | GA91 |
| Brad Cranston | Iowa Baptists For Biblical Values | Supporting | GA91 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Opposing | GA91 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA91 |
| Tom Ferguson | Iowa County Attorneys Association | Undecided | GA91 |
| Teresa Bomhoff | Iowa Integrated Health Planning and Advisory Council | Opposing | GA91 |
| Rose Cooney | Iowa Office of Civil Rights | Undecided | GA91 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA91 |
| Damian Thompson | Iowa Safe Schools | Opposing | GA91 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA91 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA91 |
| David Adelman | Metropolitan Coalition | Undecided | GA91 |
| Frank Chiodo | Metropolitan Coalition | Undecided | GA91 |
| Matt Hinch | Metropolitan Coalition | Undecided | GA91 |
| Paige Thorson | Metropolitan Coalition | Undecided | GA91 |
| Sara Allen | Metropolitan Coalition | Undecided | GA91 |
| Keenan Crow | One Iowa | Opposing | GA91 |
| Maxwell Mowitz | One Iowa | Opposing | GA91 |
| Keenan Crow | One Iowa Action | Opposing | GA91 |
| Maxwell Mowitz | One Iowa Action | Opposing | GA91 |
| Nancy Miller | Sisters of St. Francis, Dubuque, Iowa | Opposing | GA91 |
| Chuck Hurley | The Family Leader | Supporting | GA91 |
| Danny Carroll | The Family Leader | Supporting | GA91 |
| Josiah Oleson | The Family Leader | Supporting | GA91 |
| Ryan Benn | The Family Leader | Supporting | GA91 |
| Chuck Hurley | The Family Leader Foundation | Supporting | GA91 |
| Danny Carroll | The Family Leader Foundation | Supporting | GA91 |
| Josiah Oleson | The Family Leader Foundation | Supporting | GA91 |
| Ryan Benn | The Family Leader Foundation | Supporting | GA91 |
| Gary Grant | Urban County Coalition | Undecided | GA91 |
| Larry Murphy | Urban County Coalition | Undecided | GA91 |