| Paige Yontz | AARP Iowa | Supporting | GA91 |
| Alyson DeMoss | ABATE of Iowa | Supporting | GA91 |
| Brad Epperly | AIG-American International Companies | Undecided | GA91 |
| Casey Nickel | AIG-American International Companies | Undecided | GA91 |
| Dustin Miller | AIG-American International Companies | Undecided | GA91 |
| Michael Triplett | Alliance For Automotive Innovation | Supporting | GA91 |
| Nick Laning | Brain Injury Association of Iowa | Supporting | GA91 |
| Noah Hackbart | Brain Injury Association of Iowa | Supporting | GA91 |
| Threase Harms | Brain Injury Association of Iowa | Supporting | GA91 |
| Clara Wulfsen | City of Waukee | Supporting | GA91 |
| Doug Struyk | City of Waukee | Supporting | GA91 |
| Jennifer Dorman | City of Waukee | Supporting | GA91 |
| Jim Carney | City of Waukee | Supporting | GA91 |
| Sandra Conlin | General Motors LLC | Supporting | GA91 |
| Laura Book | Governor's Office | Supporting | GA91 |
| Molly Severn | Governor's Office | Supporting | GA91 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Supporting | GA91 |
| Nick Laning | IBEW Iowa State Conference | Supporting | GA91 |
| Threase Harms | IBEW Iowa State Conference | Supporting | GA91 |
| Jake Ketzner | Independent Insurance Agents of Iowa | Supporting | GA91 |
| Larry Blixt | Independent Insurance Agents of Iowa | Supporting | GA91 |
| Nick Boeyink | Independent Insurance Agents of Iowa | Supporting | GA91 |
| Thomas O'Meara | Independent Insurance Agents of Iowa | Supporting | GA91 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Supporting | GA91 |
| Casey Nickel | Iowa Association of Electric Cooperatives | Supporting | GA91 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Supporting | GA91 |
| Elliott Gebel | Iowa Association of Electric Cooperatives | Supporting | GA91 |
| Ethan Hohenadel | Iowa Association of Electric Cooperatives | Supporting | GA91 |
| Haley Moon | Iowa Association of Electric Cooperatives | Supporting | GA91 |
| Robert Palmer | Iowa Automobile Dealers Association | Supporting | GA91 |
| Nick Laning | Iowa Bicycle Coalition | Supporting | GA91 |
| Noah Hackbart | Iowa Bicycle Coalition | Supporting | GA91 |
| Threase Harms | Iowa Bicycle Coalition | Supporting | GA91 |
| Kelly Meyers | Iowa County Attorneys Association | Supporting | GA91 |
| Tom Ferguson | Iowa County Attorneys Association | Supporting | GA91 |
| Josie Wagler | Iowa Dept. of Public Safety | Supporting | GA91 |
| Susan Fenton | Iowa Dept. of Transportation | Supporting | GA91 |
| Peter Hird | Iowa Federation of Labor, AFL-CIO | Supporting | GA91 |
| Kate Walton | Iowa Medical Society | Supporting | GA91 |
| Madeleine Bradley | Iowa Medical Society | Supporting | GA91 |
| Matt Eide | Iowa Medical Society | Supporting | GA91 |
| Seth Brown | Iowa Medical Society | Supporting | GA91 |
| David Scott | Iowa Motor Truck Association | Supporting | GA91 |
| Alyson DeMoss | Iowa Motorcycle Dealers Association | Supporting | GA91 |
| Kellie Paschke | Iowa Peace Officers Association | Supporting | GA91 |
| Kelly Meyers | Iowa Peace Officers Association | Supporting | GA91 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Supporting | GA91 |
| Kate Walton | Iowa Public Health Association | Supporting | GA91 |
| Madeleine Bradley | Iowa Public Health Association | Supporting | GA91 |
| Matt Eide | Iowa Public Health Association | Supporting | GA91 |
| Amy Campbell | Iowa Public Transit Association (IPT) | Supporting | GA91 |
| Chloe Gayer | Iowa Public Transit Association (IPT) | Supporting | GA91 |
| Craig Patterson | Iowa Public Transit Association (IPT) | Supporting | GA91 |
| Jessica Seelinger | Iowa Public Transit Association (IPT) | Supporting | GA91 |
| Andrea Woodard | Iowa State Association of Counties | Supporting | GA91 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA91 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA91 |
| Jeff Smith | Iowa State Police Association | Supporting | GA91 |
| Maggie Smith-Fitzgerald | Iowa State Police Association | Supporting | GA91 |
| Matt Fitzgerald | Iowa State Police Association | Supporting | GA91 |
| Jake Highfill | Iowa State Sheriffs' & Deputies' Association | Supporting | GA91 |
| Tony Phillips | Iowa State Sheriffs' & Deputies' Association | Supporting | GA91 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA91 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA91 |
| Onnalee Gettler | MidAmerican Energy Company | Supporting | GA91 |
| Phillip Arnzen | National Association of Mutual Insurance Companies (NAMIC) | Supporting | GA91 |
| Kelsey Schott | Nationwide Mutual Ins. Co. | Supporting | GA91 |
| Matt McKinney | Nationwide Mutual Ins. Co. | Supporting | GA91 |
| RG Schwarm | Nationwide Mutual Ins. Co. | Supporting | GA91 |
| David Adelman | State Farm Insurance | Supporting | GA91 |
| Frank Chiodo | State Farm Insurance | Supporting | GA91 |
| Matt Hinch | State Farm Insurance | Supporting | GA91 |
| Paige Thorson | State Farm Insurance | Supporting | GA91 |
| Sara Allen | State Farm Insurance | Supporting | GA91 |
| Scott Newhard | State Farm Insurance | Supporting | GA91 |
| Christopher Rants | State Police Officers Council | Supporting | GA91 |
| John Cacciatore | State Police Officers Council | Supporting | GA91 |
| Justin Hupfer | State Police Officers Council | Supporting | GA91 |
| Michael Triplett | T-Mobile USA, Inc. | Undecided | GA91 |
| Kate Walton | Uber Technologies, Inc. | Supporting | GA91 |
| Madeleine Bradley | Uber Technologies, Inc. | Supporting | GA91 |
| Matt Eide | Uber Technologies, Inc. | Supporting | GA91 |
| David Adelman | UnityPoint Health | Supporting | GA91 |
| Frank Chiodo | UnityPoint Health | Supporting | GA91 |
| Matt Hinch | UnityPoint Health | Supporting | GA91 |
| Paige Thorson | UnityPoint Health | Supporting | GA91 |
| Sara Allen | UnityPoint Health | Supporting | GA91 |
| Gary Grant | Urban County Coalition | Undecided | GA91 |
| Larry Murphy | Urban County Coalition | Undecided | GA91 |