| Brad Epperly | AIG-American International Companies | Undecided | GA89 |
| Dustin Miller | AIG-American International Companies | Undecided | GA89 |
| Kellie Paschke | Alamo Rent A Car | Undecided | GA89 |
| Kelly Meyers | Alamo Rent A Car | Undecided | GA89 |
| Logan Murray | Alamo Rent A Car | Undecided | GA89 |
| Troy Skinner | Alamo Rent A Car | Undecided | GA89 |
| Julie Vande Hoef | Alliant Energy Corporation | Supporting | GA89 |
| Ted Stopulos | Alliant Energy Corporation | Supporting | GA89 |
| Drew Klein | Americans For Prosperity | Undecided | GA89 |
| Tyler Raygor | Americans For Prosperity | Undecided | GA89 |
| Brad Epperly | Bayer U.S. LLC | Undecided | GA89 |
| Dustin Miller | Bayer U.S. LLC | Undecided | GA89 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA89 |
| Kate Walton | City of Bettendorf | Undecided | GA89 |
| Matt Eide | City of Bettendorf | Undecided | GA89 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Undecided | GA89 |
| Clara Wulfsen | Department of Revenue | Supporting | GA89 |
| Ryan Sempf | Dubuque Area Chamber of Commerce | Undecided | GA89 |
| Kate Walton | Eide Walton | Undecided | GA89 |
| Matt Eide | Eide Walton | Undecided | GA89 |
| Kellie Paschke | Enterprise Rent-A-Car | Undecided | GA89 |
| Kelly Meyers | Enterprise Rent-A-Car | Undecided | GA89 |
| Logan Murray | Enterprise Rent-A-Car | Undecided | GA89 |
| Troy Skinner | Enterprise Rent-A-Car | Undecided | 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 |
| Brad Epperly | Helena Agri-Enterprises, LLC | Undecided | GA89 |
| Dustin Miller | Helena Agri-Enterprises, LLC | Undecided | GA89 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Supporting | GA89 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA89 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Supporting | GA89 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Undecided | GA89 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Supporting | GA89 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Undecided | GA89 |
| Alex Cutchey | Iowa Association of Municipal Utilities | Undecided | GA89 |
| Jennifer Kingland | Iowa Association of Realtors | Undecided | GA89 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA89 |
| Dustin Miller | Iowa Automobile Dealers Association | Undecided | GA89 |
| Mike Rozenboom | Iowa Bankers Association | Undecided | GA89 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA89 |
| Paula Dierenfeld | Iowa Business Energy Coalition (IBEC) | Undecided | GA89 |
| Larry Murphy | Iowa Catholic Conference | Undecided | GA89 |
| Meghan Malloy | Iowa Catholic Conference | Undecided | GA89 |
| Tom Chapman | Iowa Catholic Conference | Undecided | GA89 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA89 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA89 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA89 |
| Jordan Oster | Iowa Environmental Council | Undecided | GA89 |
| Kerri Johannsen | Iowa Environmental Council | Undecided | GA89 |
| Michael Schmidt | Iowa Environmental Council | Undecided | GA89 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA89 |
| Dustin Miller | Iowa Grocery Industry Association | Undecided | GA89 |
| James Piazza, Jr. | Iowa Independent Automobile Dealers Association | Undecided | GA89 |
| Bobby Martens | Iowa Institute for Cooperatives | Undecided | GA89 |
| Katie Hall | Iowa Institute for Cooperatives | Undecided | GA89 |
| Mike St. Clair | Iowa Institute for Cooperatives | Undecided | GA89 |
| Jim Obradovich | Iowa Public Airports Association | Undecided | GA89 |
| Robert Mulqueen | Iowa Public Airports Association | Undecided | GA89 |
| Jim Henter | Iowa Retail Federation | Undecided | 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 | Undecided | GA89 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA89 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA89 |
| William Peterson | Iowa State Association of Counties | Undecided | GA89 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA89 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA89 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA89 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA89 |
| Tom Sands | Iowa Taxpayers Association | Supporting | GA89 |
| Maison Bleam | Iowa Utilities Board | Undecided | GA89 |
| David Scott | Iowa Water Well 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 |
| David Adelman | Metropolitan Coalition | Undecided | GA89 |
| Frank Chiodo | Metropolitan Coalition | Undecided | GA89 |
| Matt Hinch | Metropolitan Coalition | Undecided | GA89 |
| Sara Allen | Metropolitan Coalition | Undecided | GA89 |
| David Adelman | MidAmerican Energy Company | Supporting | GA89 |
| Frank Chiodo | MidAmerican Energy Company | Supporting | GA89 |
| Matt Hinch | MidAmerican Energy Company | Supporting | GA89 |
| Onnalee Gettler | MidAmerican Energy Company | Supporting | GA89 |
| Sara Allen | MidAmerican Energy Company | Supporting | GA89 |
| Kate Walton | Missouri River Energy Services | Undecided | GA89 |
| Kersten Johnson | Missouri River Energy Services | Undecided | GA89 |
| Matt Eide | Missouri River Energy Services | Undecided | GA89 |
| Kellie Paschke | National Rent A Car | Undecided | GA89 |
| Kelly Meyers | National Rent A Car | Undecided | GA89 |
| Logan Murray | National Rent A Car | Undecided | GA89 |
| Troy Skinner | National Rent A Car | Undecided | GA89 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA89 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA89 |
| Gary Grant | Urban County Coalition | Undecided | GA89 |
| Larry Murphy | Urban County Coalition | Undecided | GA89 |
| Meghan Malloy | Urban County Coalition | Undecided | GA89 |
| Mike Heller | Waste Management, Inc. | Undecided | GA89 |
| Paula Feltner | Waste Management, Inc. | Undecided | GA89 |
| Kate Walton | Weinberg Investments, Inc. | Undecided | GA89 |
| Matt Eide | Weinberg Investments, Inc. | Undecided | GA89 |