| Mike Rozenboom | 3M Company and its affiliates | Supporting | GA87 |
| Robert Weiser | 3M Company and its affiliates | Supporting | GA87 |
| Mazie Stilwell | AFSCME Iowa Council 61 | Opposing | GA87 |
| Morgan Miller | AFSCME Iowa Council 61 | Opposing | GA87 |
| Bill Wimmer | Alamo Rent A Car | Undecided | GA87 |
| Jake Oeth | Allied Insurance | Supporting | GA87 |
| Marc Beltrame | Allied Insurance | Supporting | GA87 |
| Matt McKinney | Allied Insurance | Supporting | GA87 |
| Mike Rozenboom | Annett Holdings | Supporting | GA87 |
| Robert Weiser | Annett Holdings | Supporting | GA87 |
| Scott Newhard | Associated General Contractors of Iowa | Supporting | GA87 |
| Brad Epperly | BNSF Railway Co. | Undecided | GA87 |
| Dustin Miller | BNSF Railway Co. | Undecided | GA87 |
| Katie Graham | BNSF Railway Co. | Undecided | GA87 |
| Paula Dierenfeld | BNSF Railway Co. | Undecided | GA87 |
| Mike Rozenboom | CRST International | Supporting | GA87 |
| Robert Weiser | CRST International | Supporting | GA87 |
| Thomas Jochum | Central Iowa Building Construction Trades Council | Opposing | GA87 |
| Doug Struyk | City of Des Moines | Undecided | GA87 |
| Jen Schulte | City of Des Moines | Undecided | GA87 |
| Jennifer Dorman | City of Des Moines | Undecided | GA87 |
| Jim Carney | City of Des Moines | Undecided | GA87 |
| Bill Wimmer | Enterprise Rent-A-Car | Undecided | GA87 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA87 |
| Katelynn McCollough | Hy-Vee, Inc. | Undecided | GA87 |
| Tim Coonan | Hy-Vee, Inc. | Undecided | GA87 |
| Dane Schumann | IBEW Iowa State Conference | Opposing | GA87 |
| Dane Schumann | IBEW Iowa State Conference | Undecided | GA87 |
| Emily Hockins | IBEW Iowa State Conference | Opposing | GA87 |
| Emily Hockins | IBEW Iowa State Conference | Undecided | GA87 |
| Threase Harms | IBEW Iowa State Conference | Opposing | GA87 |
| Threase Harms | IBEW Iowa State Conference | Undecided | GA87 |
| Bob Skow | Independent Insurance Agents of Iowa | Supporting | GA87 |
| Larry Blixt | Independent Insurance Agents of Iowa | Supporting | GA87 |
| Thomas O'Meara | Independent Insurance Agents of Iowa | Supporting | GA87 |
| Thomas Jochum | International Union of Operating Engineers-Local 234 | Opposing | GA87 |
| David Adelman | Iowa Academy of Family Physicians | Undecided | GA87 |
| Frank Chiodo | Iowa Academy of Family Physicians | Undecided | GA87 |
| Matt Hinch | Iowa Academy of Family Physicians | Undecided | GA87 |
| Sara Allen | Iowa Academy of Family Physicians | Undecided | GA87 |
| Mike Heller | Iowa Academy of Trial Lawyers | Opposing | GA87 |
| Paula Feltner | Iowa Academy of Trial Lawyers | Opposing | GA87 |
| Brad Lint | Iowa Association for Justice | Opposing | GA87 |
| Brad Lint | Iowa Association for Justice | Undecided | GA87 |
| Kellie Paschke | Iowa Association for Justice | Opposing | GA87 |
| Kellie Paschke | Iowa Association for Justice | Undecided | GA87 |
| Lisa Davis-Cook | Iowa Association for Justice | Opposing | GA87 |
| Lisa Davis-Cook | Iowa Association for Justice | Undecided | GA87 |
| Troy Skinner | Iowa Association for Justice | Opposing | GA87 |
| Troy Skinner | Iowa Association for Justice | Undecided | GA87 |
| Brad Epperly | Iowa Association of Ambulatory Surgery Centers | Undecided | GA87 |
| Dustin Miller | Iowa Association of Ambulatory Surgery Centers | Undecided | GA87 |
| Katie Graham | Iowa Association of Ambulatory Surgery Centers | Undecided | GA87 |
| Paula Dierenfeld | Iowa Association of Ambulatory Surgery Centers | Undecided | GA87 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Katie Graham | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Undecided | GA87 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA87 |
| Dustin Miller | Iowa Automobile Dealers Association | Undecided | GA87 |
| Katie Graham | Iowa Automobile Dealers Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Automobile Dealers Association | Undecided | GA87 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA87 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA87 |
| Bill Wimmer | Iowa Beverage Association | Undecided | GA87 |
| Brad Epperly | Iowa Broadcasters Association | Undecided | GA87 |
| Dustin Miller | Iowa Broadcasters Association | Undecided | GA87 |
| Katie Graham | Iowa Broadcasters Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Broadcasters Association | Undecided | GA87 |
| Jeff Smith | Iowa Chiropractic Society | Undecided | GA87 |
| Jerry Fitzgerald | Iowa Chiropractic Society | Undecided | GA87 |
| Maggie Smith-Fitzgerald | Iowa Chiropractic Society | Undecided | GA87 |
| Matt Fitzgerald | Iowa Chiropractic Society | Undecided | GA87 |
| Brad Epperly | Iowa Collectors Association, Inc. | Undecided | GA87 |
| Dustin Miller | Iowa Collectors Association, Inc. | Undecided | GA87 |
| Katie Graham | Iowa Collectors Association, Inc. | Undecided | GA87 |
| Paula Dierenfeld | Iowa Collectors Association, Inc. | Undecided | GA87 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA87 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Undecided | GA87 |
| Brad Epperly | Iowa Defense Counsel Association | Undecided | GA87 |
| Dustin Miller | Iowa Defense Counsel Association | Undecided | GA87 |
| Katie Graham | Iowa Defense Counsel Association | Withdrawn | GA87 |
| Katie Graham | Iowa Defense Counsel Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Defense Counsel Association | Undecided | GA87 |
| Sara Throener | Iowa Dept. of Inspections and Appeals | Undecided | GA87 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA87 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA87 |
| Dustin Miller | Iowa Grocery Industry Association | Undecided | GA87 |
| Katie Graham | Iowa Grocery Industry Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Grocery Industry Association | Undecided | GA87 |
| Erika Eckley | Iowa Hospital Association | Undecided | GA87 |
| Erin Cubit | Iowa Hospital Association | Undecided | GA87 |
| Kim Murphy | Iowa Hospital Association | Undecided | GA87 |
| Karla Fultz McHenry | Iowa Independent Physician Group | Undecided | GA87 |
| Karla Fultz McHenry | Iowa Independent Physician Group | Opposing | GA87 |
| Frederick Haskins | Iowa Insurance Associates | Supporting | GA87 |
| Frederick Haskins | Iowa Insurance Associates | Opposing | GA87 |
| Chance McElhaney | Iowa Insurance Division | Undecided | GA87 |
| BRITTANY LUMLEY | Iowa Insurance Institute | Supporting | GA87 |
| Jeffrey Boeyink | Iowa Insurance Institute | Supporting | GA87 |
| Alan Kemp | Iowa League of Cities | Undecided | GA87 |
| Lindsey McCune | Iowa League of Cities | Undecided | GA87 |
| Robert Palmer | Iowa League of Cities | Undecided | GA87 |
| Bill Wimmer | Iowa Lumber Association | Undecided | GA87 |
| David Scott | Iowa Motor Truck Association | Supporting | GA87 |
| Brad Epperly | Iowa Newspaper Association | Undecided | GA87 |
| Dustin Miller | Iowa Newspaper Association | Undecided | GA87 |
| Katie Graham | Iowa Newspaper Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Newspaper Association | Undecided | GA87 |
| David Adelman | Iowa Osteopathic Medical Association | Undecided | GA87 |
| Frank Chiodo | Iowa Osteopathic Medical Association | Undecided | GA87 |
| Matt Hinch | Iowa Osteopathic Medical Association | Undecided | GA87 |
| Sara Allen | Iowa Osteopathic Medical Association | Undecided | GA87 |
| Amy Campbell | Iowa Psychological Association | Opposing | GA87 |
| Craig Patterson | Iowa Psychological Association | Opposing | GA87 |
| David Adelman | Iowa Self Insured Association | Supporting | GA87 |
| Frank Chiodo | Iowa Self Insured Association | Supporting | GA87 |
| Matt Hinch | Iowa Self Insured Association | Supporting | GA87 |
| Sara Allen | Iowa Self Insured Association | Supporting | GA87 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Katie Graham | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Doug Struyk | Iowa State Bar Association | Opposing | GA87 |
| Jennifer Dorman | Iowa State Bar Association | Opposing | GA87 |
| Jim Carney | Iowa State Bar Association | Opposing | GA87 |
| tom fey | Iowa State Building and Construction Trades Council | Opposing | GA87 |
| Mike Heller | Iowa State Police Association | Undecided | GA87 |
| Paula Feltner | Iowa State Police Association | Undecided | GA87 |
| Erich Schmidt | Laborers International Union of North America | Opposing | GA87 |
| Ben Hammes | Master Builders of Iowa | Supporting | GA87 |
| Chad Kleppe | Master Builders of Iowa | Supporting | GA87 |
| Julie Smith | Master Builders of Iowa | Supporting | GA87 |
| Brad Epperly | Monsanto Company | Undecided | GA87 |
| Dustin Miller | Monsanto Company | Undecided | GA87 |
| Katie Graham | Monsanto Company | Undecided | GA87 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Supporting | GA87 |
| Bill Wimmer | National Rent A Car | Undecided | GA87 |
| Jake Oeth | Nationwide Agribusiness | Supporting | GA87 |
| Marc Beltrame | Nationwide Agribusiness | Supporting | GA87 |
| Matt McKinney | Nationwide Agribusiness | Supporting | GA87 |
| Jake Oeth | Nationwide Mutual Ins. Co. | Supporting | GA87 |
| Marc Beltrame | Nationwide Mutual Ins. Co. | Supporting | GA87 |
| Matt McKinney | Nationwide Mutual Ins. Co. | Supporting | GA87 |
| Felicia Hilton | North Central States Regional Council of Carpenters | Opposing | GA87 |
| Frederick Haskins | Patterson Law Firm LLP | Supporting | GA87 |
| Frederick Haskins | Patterson Law Firm LLP | Opposing | GA87 |
| Frederick Haskins | Patterson Law Firm LLP | Undecided | GA87 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Opposing | GA87 |
| John Cacciatore | Polk County Medical Society | Undecided | GA87 |
| John Cacciatore | Polk County Medical Society | Opposing | GA87 |
| Lon Anderson | Polk County Medical Society | Undecided | GA87 |
| Lon Anderson | Polk County Medical Society | Opposing | GA87 |
| Bill Wimmer | Q Casino, formerly Mystique Casino | Undecided | GA87 |
| Jim Obradovich | United Professionals/UE | Opposing | GA87 |
| Karl Schilling | United Professionals/UE | Opposing | GA87 |
| Frank Stork | Wellmark, Inc. | Undecided | GA87 |
| Scott Sundstrom | Wellmark, Inc. | Undecided | GA87 |