| Amy Campbell | AARP Iowa | Supporting | GA90 |
| Paige Yontz | AARP Iowa | Supporting | GA90 |
| Paige Yontz | AARP Iowa | Undecided | GA90 |
| Mark Stringer | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA90 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA90 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA90 |
| Jake Ketzner | Eastlake Partnership | Undecided | GA90 |
| Nick Boeyink | Eastlake Partnership | Undecided | GA90 |
| Angela Caulk | Greater Iowa Apartment Association | Undecided | GA90 |
| Logan Murray | Greater Iowa Apartment Association | Undecided | GA90 |
| Noah Tabor | Greater Iowa Apartment Association | Undecided | GA90 |
| Greta Haas | Iowa Association of Realtors | Undecided | GA90 |
| Jennifer Kingland | Iowa Association of Realtors | Undecided | GA90 |
| Carolann Jensen | Iowa Board of Regents | Undecided | GA90 |
| Jennifer Harbison | Iowa Board of Regents | Undecided | GA90 |
| Keith Saunders | Iowa Board of Regents | Undecided | GA90 |
| Mary Braun | Iowa Board of Regents | Undecided | GA90 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA90 |
| Tom Chapman | Iowa Catholic Conference | Supporting | GA90 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Supporting | GA90 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA90 |
| Tom Ferguson | Iowa County Attorneys Association | Undecided | GA90 |
| Andy Conlin | Iowa Manufactured Housing Association | Opposing | GA90 |
| Doug Struyk | Iowa State Bar Association | Supporting | GA90 |
| Jennifer Dorman | Iowa State Bar Association | Supporting | GA90 |
| Jim Carney | Iowa State Bar Association | Supporting | GA90 |
| Angela Caulk | Landlords of Iowa | Undecided | GA90 |
| Logan Murray | Landlords of Iowa | Undecided | GA90 |
| Noah Tabor | Landlords of Iowa | Undecided | GA90 |
| Betty Andrews | NAACP, National Association for the Advancement of Colored People, Iowa-Nebraska | Supporting | GA90 |
| David Walker | NAACP, National Association for the Advancement of Colored People, Iowa-Nebraska | Supporting | GA90 |
| Russell Lovell | NAACP, National Association for the Advancement of Colored People, Iowa-Nebraska | Supporting | GA90 |
| Monica McCarthy | Older Iowans Legislature | Supporting | GA90 |
| Courtney Reyes | One Iowa | Supporting | GA90 |
| Keenan Crow | One Iowa | Supporting | GA90 |
| Courtney Reyes | One Iowa Action | Supporting | GA90 |
| Keenan Crow | One Iowa Action | Supporting | GA90 |
| Greg Bellville | Prevent Child Abuse Iowa | Supporting | GA90 |
| Kylie Spies | Prevent Child Abuse Iowa | Supporting | GA90 |
| Denise Bubeck | The Family Leader Foundation | Supporting | GA90 |
| Greg Baker | The Family Leader Foundation | Supporting | GA90 |
| Cyndi Pederson | United Way of Central Iowa | Supporting | GA90 |
| Dave Stone | United Way of Central Iowa | Supporting | GA90 |
| John Pederson | United Way of Central Iowa | Supporting | GA90 |