| Kate Walton | Alter Trading Corporation | Supporting | GA89 |
| Madeleine Bradley | Alter Trading Corporation | Supporting | GA89 |
| Matt Eide | Alter Trading Corporation | Supporting | GA89 |
| Mark Stringer | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA89 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA89 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA89 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Supporting | GA89 |
| David Adelman | David R. Adelman | Supporting | GA89 |
| Brad Lint | Iowa Association for Justice | Undecided | GA89 |
| Lisa Davis-Cook | Iowa Association for Justice | Undecided | GA89 |
| James Kersten | Iowa Central Community College | Undecided | GA89 |
| Brad Epperly | Iowa Chamber Alliance | Supporting | GA89 |
| Dustin Miller | Iowa Chamber Alliance | Supporting | GA89 |
| Brian Carter | Iowa Conference of United Methodist Church | Undecided | GA89 |
| Brian Carter | Iowa Conference of United Methodist Church | Withdrawn | GA89 |
| Brian Carter | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Gary Nims | Iowa Conference of United Methodist Church | Undecided | GA89 |
| Gary Nims | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Rita Carter | Iowa Conference of United Methodist Church | Undecided | GA89 |
| Rita Carter | Iowa Conference of United Methodist Church | Opposing | GA89 |
| Frederick Haskins | Patterson Law Firm LLP | Supporting | GA89 |
| Marc Beltrame | Personal Interest-Marc Beltrame | Supporting | GA89 |
| Steven Schoenebaum | Steven Schoenebaum | Supporting | GA89 |
| Chuck Hurley | The Family Leader | Supporting | GA89 |
| Daniel Sunne | The Family Leader | Supporting | GA89 |
| Danny Carroll | The Family Leader | Supporting | GA89 |
| Denise Bubeck | The Family Leader | Supporting | GA89 |
| Rebekah Oleson | The Family Leader | Supporting | GA89 |
| Chuck Hurley | The Family Leader Foundation | Supporting | GA89 |
| Daniel Sunne | The Family Leader Foundation | Supporting | GA89 |
| Danny Carroll | The Family Leader Foundation | Supporting | GA89 |
| Denise Bubeck | The Family Leader Foundation | Supporting | GA89 |
| Greg Baker | The Family Leader Foundation | Supporting | GA89 |
| Rebekah Oleson | The Family Leader Foundation | Supporting | GA89 |