| Terry Harrmann | Alliant Energy Corporation | Supporting | GA84 |
| John Easter | American Chemisty Council | Undecided | GA84 |
| David Scott | American Council of Engineering Companies | Supporting | GA84 |
| Susan Walter | Black Hills Energy | Undecided | GA84 |
| Gary Grant | City of Cedar Rapids | Undecided | GA84 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA84 |
| Brice Oakley | City of Coralville | Undecided | GA84 |
| Don Avenson | City of Coralville | Undecided | GA84 |
| Tom Cope | City of Coralville | Undecided | GA84 |
| Brice Oakley | City of West Des Moines | Undecided | GA84 |
| Don Avenson | City of West Des Moines | Undecided | GA84 |
| Tom Cope | City of West Des Moines | Undecided | GA84 |
| Brad Epperly | Deere & Company | Undecided | GA84 |
| Jason Francque | Deere & Company | Undecided | GA84 |
| Keith Luchtel | Deere & Company | Undecided | GA84 |
| Paula Dierenfeld | Deere & Company | Undecided | GA84 |
| Scott Sundstrom | Deere & Company | Undecided | GA84 |
| Steve Falck | Environmental Law and Policy Center | Supporting | GA84 |
| Bill Wimmer | Home Builders Assn. of IA | Undecided | GA84 |
| Craig Schoenfeld | Home Builders Assn. of IA | Undecided | GA84 |
| Jim Obradovich | Hubbell Realty Company | Undecided | GA84 |
| Pete McRoberts | Hubbell Realty Company | Undecided | GA84 |
| Robert Mulqueen | Hubbell Realty Company | Undecided | GA84 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Supporting | GA84 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Kevin Condon | IA. Assn. of Business and Industry (ABI) | Supporting | GA84 |
| Kevin Condon | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Supporting | GA84 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Brad Epperly | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Keith Luchtel | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Paula Dierenfeld | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Scott Sundstrom | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Tim Coonan | IA. Assn. of Electric Cooperatives | Undecided | GA84 |
| Emily Piper | IA. Assn. of School Boards | Undecided | GA84 |
| Galen Howsare | IA. Assn. of School Boards | Undecided | GA84 |
| Mary Gannon | IA. Assn. of School Boards | Undecided | GA84 |
| Thomas Downs | IA. Assn. of School Boards | Undecided | GA84 |
| Brad Epperly | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Automobile Dealers Assn. | Undecided | GA84 |
| Neila Seaman | IA. Chapter of Sierra Club | Supporting | GA84 |
| Brad Epperly | IA. Chapter, American Institute of Architects | Supporting | GA84 |
| Brad Epperly | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| Keith Luchtel | IA. Chapter, American Institute of Architects | Supporting | GA84 |
| Keith Luchtel | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| Paula Dierenfeld | IA. Chapter, American Institute of Architects | Supporting | GA84 |
| Paula Dierenfeld | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| Scott Sundstrom | IA. Chapter, American Institute of Architects | Supporting | GA84 |
| Scott Sundstrom | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| David Scott | IA. Engineering Society | Supporting | GA84 |
| Jim Obradovich | IA. Environmental Council | Supporting | GA84 |
| Charlie Wishman | IA. Federation of Labor, AFL-CIO | Supporting | GA84 |
| Ken Sagar | IA. Federation of Labor, AFL-CIO | Supporting | GA84 |
| F. Thornton | IA. Golf Course Owners Assn. | Undecided | GA84 |
| Brad Epperly | IA. Grocery Industry Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Grocery Industry Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Grocery Industry Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Grocery Industry Assn. | Undecided | GA84 |
| Alan Kemp | IA. League of Cities | Undecided | GA84 |
| Bruce Bergman | IA. League of Cities | Undecided | GA84 |
| Jessica Hyland | IA. League of Cities | Undecided | GA84 |
| Julie Smith | IA. League of Cities | Undecided | GA84 |
| Katherine Carlucci | IA. League of Cities | Undecided | GA84 |
| Larry Pope | IA. League of Cities | Undecided | GA84 |
| Brad Epperly | IA. Propane Gas Assn. | Undecided | GA84 |
| Keith Luchtel | IA. Propane Gas Assn. | Undecided | GA84 |
| Paula Dierenfeld | IA. Propane Gas Assn. | Undecided | GA84 |
| Scott Sundstrom | IA. Propane Gas Assn. | Undecided | GA84 |
| Sonia Ashe | IA. Public Interest Research Group | Supporting | GA84 |
| Jim Henter | IA. Retail Federation | Undecided | GA84 |
| Brad Epperly | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Keith Luchtel | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Paula Dierenfeld | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Scott Sundstrom | IA. Society of Certified Public Accountants | Undecided | GA84 |
| Hanna DeGroot | IA. State Assn. of Counties | Undecided | GA84 |
| Kristi Harshbarger | IA. State Assn. of Counties | Undecided | GA84 |
| Linda Hinton | IA. State Assn. of Counties | Undecided | GA84 |
| MaryBeth Mellick | IA. State Assn. of Counties | Undecided | GA84 |
| William Peterson | IA. State Assn. of Counties | Undecided | GA84 |
| Michael Wentzien | IA. State Assn. of County Supervisors | Undecided | GA84 |
| George Appleby | IA. State Bar Assn. | Undecided | GA84 |
| Jennifer Tyler | IA. State Bar Assn. | Undecided | GA84 |
| Jim Carney | IA. State Bar Assn. | Undecided | GA84 |
| Nicole Crain | IA. Taxpayers Assn. | Undecided | GA84 |
| Jen Schulte | IBEW IA State Conference | Supporting | GA84 |
| Kent Hartwig | IBEW IA State Conference | Supporting | GA84 |
| Threase Harms | IBEW IA State Conference | Supporting | GA84 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA84 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA84 |
| Chad Kleppe | Master Builders of IA | Undecided | GA84 |
| Brad Epperly | Monsanto Company | Undecided | GA84 |
| Keith Luchtel | Monsanto Company | Undecided | GA84 |
| Scott Sundstrom | Monsanto Company | Undecided | GA84 |
| Kristin Failor | National Federation of Independent Business (NFIB /IA) | Undecided | GA84 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA84 |
| Jamie Cashman | Polk County - Board of Supervisors | Undecided | GA84 |
| Gary Grant | Urban County Coalition | Undecided | GA84 |
| Larry Murphy | Urban County Coalition | Undecided | GA84 |
| Lewis Finch | Urban Education Network of IA | Undecided | GA84 |
| Margaret Buckton | Urban Education Network of IA | Undecided | GA84 |
| Frank Stork | Wellmark, Inc. | Undecided | GA84 |
| Michelle Lickteig | Wellmark, Inc. | Undecided | GA84 |