| Melissa Speed | AFSCME Iowa Council 61 | Supporting | GA89 |
| Carolann Jensen | Board of Regents, State of Iowa | Opposing | GA89 |
| Jennifer Harbison | Board of Regents, State of Iowa | Opposing | GA89 |
| Keith Saunders | Board of Regents, State of Iowa | Opposing | GA89 |
| Mary Braun | Board of Regents, State of Iowa | Opposing | GA89 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | 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 |
| Doug Struyk | City of Des Moines | Undecided | GA89 |
| Jen Schulte | City of Des Moines | Undecided | GA89 |
| Jennifer Dorman | City of Des Moines | Undecided | GA89 |
| Jim Carney | City of Des Moines | Undecided | GA89 |
| Christopher Rants | Design Build Institute of America - Mid-American Region c/o MultiState Associate | Supporting | GA89 |
| John Cacciatore | Design Build Institute of America - Mid-American Region c/o MultiState Associate | Supporting | GA89 |
| Nick Laning | IBEW Iowa State Conference | Supporting | GA89 |
| Threase Harms | IBEW Iowa State Conference | Supporting | GA89 |
| Michael McCarthy | Iowa Alliance For Retired Americans | Supporting | GA89 |
| Doug Struyk | Iowa Competitive Bidding Alliance, Inc. | Supporting | GA89 |
| Jennifer Dorman | Iowa Competitive Bidding Alliance, Inc. | Supporting | GA89 |
| Jim Carney | Iowa Competitive Bidding Alliance, Inc. | Supporting | GA89 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Supporting | 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 |
| Michael Gronstal | Iowa State Building and Construction Trades | Supporting | GA89 |
| Gary Grant | Linn County Board of Supervisors | Supporting | GA89 |
| Gary Grant | Linn County Board of Supervisors | Withdrawn | GA89 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA89 |
| Larry Murphy | Linn County Board of Supervisors | Supporting | GA89 |
| Larry Murphy | Linn County Board of Supervisors | Withdrawn | GA89 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA89 |
| Meghan Malloy | Linn County Board of Supervisors | Supporting | GA89 |
| Meghan Malloy | Linn County Board of Supervisors | Withdrawn | GA89 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA89 |
| Brian Johnson | Mechanical Contractors Association of Iowa (MCAI) | Supporting | GA89 |
| Justin Hupfer | Mechanical Contractors Association of Iowa (MCAI) | Supporting | GA89 |
| Brian Johnson | NECA - Iowa (NEC) | Supporting | GA89 |
| Christopher Rants | NECA - Iowa (NEC) | Supporting | GA89 |
| Justin Hupfer | NECA - Iowa (NEC) | Supporting | GA89 |
| Dane Schumann | North Central States Regional Council of Carpenters | Supporting | GA89 |
| Felicia Hilton | North Central States Regional Council of Carpenters | Supporting | GA89 |
| Christopher Rants | Plumbers and Steam Fitters Local 33 | Supporting | GA89 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Supporting | GA89 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA89 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA89 |
| Jim Romar | Teamsters Local 238 | Supporting | GA89 |
| Kelli Harrison | UAW Region 4 | Supporting | GA89 |
| Gary Grant | Urban County Coalition | Undecided | GA89 |
| Larry Murphy | Urban County Coalition | Undecided | GA89 |
| Meghan Malloy | Urban County Coalition | Undecided | GA89 |