| David Scott | American Council of Engineering Companies | Undecided | GA84 |
| David Scott | American Water Works Assn. | Undecided | GA84 |
| Frank Chiodo | Associated General Contractors of IA | Supporting | GA84 |
| Ned Chiodo | Associated General Contractors of IA | Supporting | GA84 |
| Scott Newhard | Associated General Contractors of IA | Supporting | GA84 |
| Ann McCarthy | Board of Regents, State of IA | Undecided | GA84 |
| David Miles | Board of Regents, State of IA | Undecided | GA84 |
| Joe Murphy | Board of Regents, State of IA | Undecided | GA84 |
| Keith Saunders | Board of Regents, State of IA | Undecided | GA84 |
| Robert Donley | Board of Regents, State of IA | Undecided | GA84 |
| Jerry Fitzgerald | Broadlawns Medical Center | Undecided | GA84 |
| Maggie Smith-Fitzgerald | Broadlawns Medical Center | Undecided | GA84 |
| Mark Joyce | Broadlawns Medical Center | Undecided | GA84 |
| Mike St. Clair | Central IA Building & Construction Trades Council | Opposing | GA84 |
| tom fey | Central IA Building & Construction Trades Council | Opposing | GA84 |
| Gary Grant | City of Cedar Rapids | Undecided | GA84 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA84 |
| Jerry Fitzgerald | City of Des Moines | Undecided | GA84 |
| Maggie Smith-Fitzgerald | City of Des Moines | Undecided | GA84 |
| Mark Godwin | City of Des Moines | Undecided | GA84 |
| Mark Joyce | City of Des Moines | Undecided | GA84 |
| Dave Parker | Great Plains Laborers District Council | Opposing | GA84 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA84 |
| Jay Byers | Greater Des Moines Partnership | Undecided | GA84 |
| Keith Luchtel | Greater Des Moines Partnership | Undecided | GA84 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA84 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA84 |
| James Piazza, Jr. | Heavy Highway Contractors Assn. | Undecided | GA84 |
| James Piazza, Jr. | Heavy Highway Contractors Assn. | Opposing | GA84 |
| John Gilliland | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Michael Ralston | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| Nicole Crain | IA. Assn. of Business and Industry (ABI) | Undecided | GA84 |
| David Palmer | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA84 |
| Jerry Fitzgerald | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA84 |
| Maggie Smith-Fitzgerald | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA84 |
| Mark Joyce | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA84 |
| Emily Piper | IA. Assn. of School Boards | Undecided | GA84 |
| Mary Gannon | IA. Assn. of School Boards | Undecided | GA84 |
| Eric Tabor | IA. Attorney General Dept. of Justice | Undecided | GA84 |
| Brad Epperly | IA. Chamber Alliance | Undecided | GA84 |
| John Stineman | IA. Chamber Alliance | Undecided | GA84 |
| Keith Luchtel | IA. Chamber Alliance | Undecided | GA84 |
| Paula Dierenfeld | IA. Chamber Alliance | Undecided | GA84 |
| Scott Sundstrom | IA. Chamber Alliance | Undecided | GA84 |
| Brad Epperly | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| Keith Luchtel | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| Paula Dierenfeld | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| Scott Sundstrom | IA. Chapter, American Institute of Architects | Undecided | GA84 |
| George Appleby | IA. Competitive Bidding Alliance, Inc. | Undecided | GA84 |
| Jennifer Tyler | IA. Competitive Bidding Alliance, Inc. | Undecided | GA84 |
| Jim Carney | IA. Competitive Bidding Alliance, Inc. | Undecided | GA84 |
| Michael Wentzien | IA. Drainage District Assn. | Undecided | GA84 |
| Janice Laue | IA. Federation of Labor, AFL-CIO | Opposing | GA84 |
| Ken Sagar | IA. Federation of Labor, AFL-CIO | Opposing | GA84 |
| Greg Boattenhamer | IA. Hospital Assn. | Undecided | GA84 |
| J. Norris | IA. Hospital Assn. | Undecided | GA84 |
| Shannon Strickler | IA. Hospital Assn. | Undecided | GA84 |
| Alan Kemp | IA. League of Cities | Undecided | GA84 |
| Jessica Hyland | IA. League of Cities | Undecided | GA84 |
| Julie Smith | IA. League of Cities | Undecided | GA84 |
| Larry Pope | IA. League of Cities | Undecided | GA84 |
| Megan Peiffer | IA. League of Cities | Undecided | GA84 |
| Hanna DeGroot | 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 |
| Nathan Bonnett | 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 |
| Mike St. Clair | IA. State Building and Construction Trades Council | Opposing | GA84 |
| tom fey | IA. State Building and Construction Trades Council | Opposing | 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 | Supporting | GA84 |
| Mike Heller | Master Builders of IA | Supporting | GA84 |
| Paula Feltner | Master Builders of IA | Supporting | GA84 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA84 |
| Jamie Cashman | Polk County - Board of Supervisors | Undecided | GA84 |
| Dr. Norman | School Administrators of IA | Undecided | GA84 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Opposing | GA84 |