| 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 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA89 |
| Kate Walton | City of Bettendorf | Undecided | GA89 |
| Matt Eide | City of Bettendorf | Undecided | GA89 |
| Gary Grant | City of Cedar Rapids | Undecided | GA89 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA89 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA89 |
| Alex Hassel | City of Des Moines | Supporting | GA89 |
| Doug Struyk | City of Des Moines | Supporting | GA89 |
| Jen Schulte | City of Des Moines | Supporting | GA89 |
| Jennifer Dorman | City of Des Moines | Supporting | GA89 |
| Jim Carney | City of Des Moines | Supporting | GA89 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Supporting | GA89 |
| Ryan Sempf | Dubuque Area Chamber of Commerce | Undecided | GA89 |
| Rachel Ong | Greater Des Moines Habitat for Humanity | Supporting | GA89 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA89 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA89 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA89 |
| Hannah McDowell | Grow Clinton County | Undecided | GA89 |
| Nick Laning | Grow Clinton County | Undecided | GA89 |
| Threase Harms | Grow Clinton County | Undecided | GA89 |
| Eric Goranson | Habitat for Humanity of Iowa | Supporting | GA89 |
| Jay Iverson | Home Builders Association of Iowa | Supporting | GA89 |
| Brian Carter | Iowa Annual Conference of United Methodist Church | Supporting | GA89 |
| Cherie Miner | Iowa Annual Conference of United Methodist Church | Supporting | GA89 |
| Gary Nims | Iowa Annual Conference of United Methodist Church | Supporting | GA89 |
| Rita Carter | Iowa Annual Conference of United Methodist Church | Supporting | GA89 |
| Jennifer Kingland | Iowa Association of Realtors | Supporting | GA89 |
| Mike Rozenboom | Iowa Bankers Association | Undecided | GA89 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA89 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA89 |
| Meghan Malloy | Iowa Catholic Conference | Supporting | GA89 |
| Sara Eide | Iowa Catholic Conference | Supporting | GA89 |
| Tom Chapman | Iowa Catholic Conference | Supporting | GA89 |
| Brad Epperly | Iowa Chamber Alliance | Supporting | GA89 |
| Dustin Miller | Iowa Chamber Alliance | Supporting | GA89 |
| Gracie Brandsgard | Iowa Credit Union League | Undecided | GA89 |
| Justin Hupfer | Iowa Credit Union League | Undecided | GA89 |
| Kristin Hanks-Bents | Iowa Finance Authority | Undecided | GA89 |
| Bob Rafferty | Iowa Housing Partnership | Supporting | GA89 |
| Bob Rafferty | Iowa Housing Partnership | Undecided | GA89 |
| Nick Laning | Iowa Housing Partnership | Supporting | GA89 |
| Nick Laning | Iowa Housing Partnership | Undecided | GA89 |
| Rachel Ong | Iowa Housing Partnership | Supporting | GA89 |
| Rachel Ong | Iowa Housing Partnership | Undecided | GA89 |
| Jon Murphy | Iowa Housing Trust Funds Advocates Network | Undecided | GA89 |
| Tom Cope | Iowa Housing Trust Funds Advocates Network | Undecided | GA89 |
| Alan Kemp | Iowa League of Cities | Supporting | GA89 |
| Daniel Stalder | Iowa League of Cities | Supporting | GA89 |
| Robert Palmer | Iowa League of Cities | Supporting | GA89 |
| Amy Campbell | Iowa Primary Care Association | Supporting | GA89 |
| Craig Patterson | Iowa Primary Care Association | Supporting | GA89 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA89 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA89 |
| Mike Heller | Iowa State Association of Assessors | Undecided | GA89 |
| Paula Feltner | Iowa State Association of Assessors | Undecided | GA89 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA89 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA89 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA89 |
| William Peterson | Iowa State Association of Counties | Supporting | GA89 |
| Jamie Cashman | Iowa State Association of County Supervisors | Supporting | GA89 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Supporting | GA89 |
| Lucas Beenken | Iowa State Association of County Supervisors | Supporting | GA89 |
| William Peterson | Iowa State Association of County Supervisors | Supporting | GA89 |
| Tom Sands | Iowa Taxpayers Association | Undecided | GA89 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA89 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA89 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA89 |
| Kellie Paschke | Marion County Board of Supervisors | Undecided | GA89 |
| Kelly Meyers | Marion County Board of Supervisors | Undecided | GA89 |
| Logan Murray | Marion County Board of Supervisors | Undecided | GA89 |
| Troy Skinner | Marion County Board of Supervisors | Undecided | GA89 |
| John Hall | Marshalltown Area Chamber of Commerce | Supporting | GA89 |
| David Adelman | Metropolitan Coalition | Supporting | GA89 |
| Frank Chiodo | Metropolitan Coalition | Supporting | GA89 |
| Matt Hinch | Metropolitan Coalition | Supporting | GA89 |
| Sara Allen | Metropolitan Coalition | Supporting | GA89 |
| Betty Andrews | NAACP, National Association for the Advancement of Colored People, Iowa-Nebraska | Supporting | GA89 |
| David Walker | NAACP, National Association for the Advancement of Colored People, Iowa-Nebraska | Supporting | GA89 |
| Russell Lovell | NAACP, National Association for the Advancement of Colored People, Iowa-Nebraska | Supporting | GA89 |
| Amy Campbell | Polk County - Board of Supervisors | Supporting | GA89 |
| Craig Patterson | Polk County - Board of Supervisors | Supporting | GA89 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Supporting | GA89 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Supporting | GA89 |
| Gary Grant | Urban County Coalition | Undecided | GA89 |
| Larry Murphy | Urban County Coalition | Undecided | GA89 |
| Meghan Malloy | Urban County Coalition | Undecided | GA89 |
| Kate Walton | Weinberg Investments, Inc. | Undecided | GA89 |
| Matt Eide | Weinberg Investments, Inc. | Undecided | GA89 |