| Brian Guillaume | AFSCME Iowa Council 61 | Opposing | GA85 |
| Marcia Nichols | AFSCME Iowa Council 61 | Opposing | GA85 |
| Morgan Miller | AFSCME Iowa Council 61 | Opposing | GA85 |
| Brad Epperly | AIG-American International Companies | Undecided | GA85 |
| Paula Dierenfeld | AIG-American International Companies | Undecided | GA85 |
| Scott Sundstrom | AIG-American International Companies | Undecided | GA85 |
| Terry Harrmann | Alliant Energy Corporation | Supporting | GA85 |
| Marc Beltrame | Allied Insurance | Supporting | GA85 |
| Matt McKinney | Allied Insurance | Supporting | GA85 |
| David Scott | American Council of Engineering Companies | Supporting | GA85 |
| Brad Epperly | American Insurance Association | Supporting | GA85 |
| Paula Dierenfeld | American Insurance Association | Supporting | GA85 |
| Scott Sundstrom | American Insurance Association | Supporting | GA85 |
| Sandra Conlin | Associated Builders & Contractors of Iowa | Supporting | GA85 |
| Scott Newhard | Associated General Contractors of Iowa | Supporting | GA85 |
| Thomas Jochum | Central Iowa Building Construction Trades Council | Supporting | GA85 |
| Linda Kinman | Des Moines Water Works | Undecided | GA85 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Supporting | GA85 |
| Robert Mulqueen | Hubbell Realty Company | Undecided | GA85 |
| Bob Skow | Independent Insurance Agents of Iowa | Undecided | GA85 |
| Larry Blixt | Independent Insurance Agents of Iowa | Undecided | GA85 |
| Mike Heller | Iowa Academy of Trial Lawyers | Opposing | GA85 |
| Paula Feltner | Iowa Academy of Trial Lawyers | Opposing | GA85 |
| Michael Triplett | Iowa Alliance of Surety Companies | Supporting | GA85 |
| Angela Davis | Iowa Association for Justice | Opposing | GA85 |
| Bill Wimmer | Iowa Association for Justice | Opposing | GA85 |
| Brad Lint | Iowa Association for Justice | Opposing | GA85 |
| Lisa Davis-Cook | Iowa Association for Justice | Opposing | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Supporting | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA85 |
| David Palmer | Iowa Association of Community College Trustees (IACCT) | Undecided | GA85 |
| Emily Piper | Iowa Association of School Boards | Opposing | GA85 |
| Galen Howsare | Iowa Association of School Boards | Opposing | GA85 |
| Mary Gannon | Iowa Association of School Boards | Opposing | GA85 |
| Thomas Downs | Iowa Association of School Boards | Opposing | GA85 |
| Linda Kinman | Iowa Association of Water Agencies | Undecided | GA85 |
| William Brauch | Iowa Attorney General Dept. of Justice | Opposing | GA85 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA85 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA85 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Supporting | GA85 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Supporting | GA85 |
| Scott Sundstrom | Iowa Chapter, American Institute of Architects | Supporting | GA85 |
| Doug Struyk | Iowa Competitive Bidding Alliance, Inc. | Undecided | GA85 |
| George Appleby | Iowa Competitive Bidding Alliance, Inc. | Undecided | GA85 |
| Jennifer Tyler | Iowa Competitive Bidding Alliance, Inc. | Undecided | GA85 |
| Jim Carney | Iowa Competitive Bidding Alliance, Inc. | Undecided | GA85 |
| Brad Epperly | Iowa Defense Counsel Association | Supporting | GA85 |
| Brad Epperly | Iowa Defense Counsel Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Defense Counsel Association | Supporting | GA85 |
| Paula Dierenfeld | Iowa Defense Counsel Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Defense Counsel Association | Supporting | GA85 |
| Scott Sundstrom | Iowa Defense Counsel Association | Undecided | GA85 |
| David Scott | Iowa Engineering Society | Supporting | GA85 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA85 |
| Katherine Carlucci | Iowa Insurance Institute | Supporting | GA85 |
| Katherine Carlucci | Iowa Insurance Institute | Undecided | GA85 |
| Thomas Stanberry | Iowa Insurance Institute | Supporting | GA85 |
| Thomas Stanberry | Iowa Insurance Institute | Undecided | GA85 |
| Doug Struyk | Iowa State Bar Association | Opposing | GA85 |
| George Appleby | Iowa State Bar Association | Opposing | GA85 |
| Jennifer Tyler | Iowa State Bar Association | Opposing | GA85 |
| Jim Carney | Iowa State Bar Association | Opposing | GA85 |
| tom fey | Iowa State Building and Construction Trades Council | Supporting | GA85 |
| Chad Kleppe | Master Builders of Iowa | Supporting | GA85 |
| Marc Beltrame | Master Builders of Iowa | Supporting | GA85 |
| Matt McKinney | Master Builders of Iowa | Supporting | GA85 |
| Brian Johnson | Mechanical Contractors Association of Iowa (MCAI) | Supporting | GA85 |
| Brian Johnson | NECA - Iowa (NEC) | Supporting | GA85 |
| Marc Beltrame | Nationwide Agribusiness | Supporting | GA85 |
| Matt McKinney | Nationwide Agribusiness | Supporting | GA85 |
| Marc Beltrame | Nationwide Mutual Ins. Co. | Supporting | GA85 |
| Matt McKinney | Nationwide Mutual Ins. Co. | Supporting | GA85 |
| Frederick Haskins | Patterson Law Firm LLP | Undecided | GA85 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Supporting | GA85 |
| Jon Murphy | Plumbers and Steam Fitters Local 33 | Supporting | GA85 |
| Justin Hupfer | Plumbers and Steam Fitters Local 33 | Supporting | GA85 |
| Mary Earnhardt | Plumbers and Steam Fitters Local 33 | Supporting | GA85 |
| David Adelman | Sheet Metal Contractors of Iowa | Supporting | GA85 |
| David Scott | Society of Land Surveyors of Iowa | Supporting | GA85 |