| Mike Rozenboom | 3M Company and its affiliates | Undecided | GA87 |
| Robert Weiser | 3M Company and its affiliates | Undecided | GA87 |
| Mazie Stilwell | AFSCME Iowa Council 61 | Opposing | GA87 |
| Morgan Miller | AFSCME Iowa Council 61 | Opposing | GA87 |
| Brad Epperly | AIG-American International Companies | Undecided | GA87 |
| Dustin Miller | AIG-American International Companies | Undecided | GA87 |
| Katie Graham | AIG-American International Companies | Undecided | GA87 |
| Paula Dierenfeld | AIG-American International Companies | Undecided | GA87 |
| Doug Struyk | Accountants Association of Iowa | Undecided | GA87 |
| Jennifer Dorman | Accountants Association of Iowa | Undecided | GA87 |
| Jim Carney | Accountants Association of Iowa | Undecided | GA87 |
| Bill Wimmer | Alamo Rent A Car | Undecided | GA87 |
| Julie Vande Hoef | Alliant Energy Corporation | Undecided | GA87 |
| Brad Epperly | American Insurance Association | Undecided | GA87 |
| Dustin Miller | American Insurance Association | Undecided | GA87 |
| Katie Graham | American Insurance Association | Undecided | GA87 |
| Paula Dierenfeld | American Insurance Association | Undecided | GA87 |
| Dane Schumann | American Legion of Iowa | Undecided | GA87 |
| Emily Hockins | American Legion of Iowa | Undecided | GA87 |
| Threase Harms | American Legion of Iowa | Undecided | GA87 |
| Drew Klein | Americans For Prosperity | Supporting | GA87 |
| Drew Kamp | Ames Chamber of Commerce | Undecided | GA87 |
| Doug Struyk | Anheuser Busch | Undecided | GA87 |
| Jennifer Dorman | Anheuser Busch | Undecided | GA87 |
| Jim Carney | Anheuser Busch | Undecided | GA87 |
| Mike Rozenboom | Annett Holdings | Undecided | GA87 |
| Robert Weiser | Annett Holdings | Undecided | GA87 |
| Doug Struyk | Anthem, Inc. and Its Affiliates Including Amerigroup | Undecided | GA87 |
| Jennifer Dorman | Anthem, Inc. and Its Affiliates Including Amerigroup | Undecided | GA87 |
| Jim Carney | Anthem, Inc. and Its Affiliates Including Amerigroup | Undecided | GA87 |
| Kyle Carlson | Anthem, Inc. and Its Affiliates Including Amerigroup | Undecided | GA87 |
| Kate Walton | Arconic (Formerly Alcoa) | Undecided | GA87 |
| Matt Eide | Arconic (Formerly Alcoa) | Undecided | GA87 |
| Sandra Conlin | Associated Builders & Contractors of Iowa | Supporting | GA87 |
| Scott Newhard | Associated General Contractors of Iowa | Supporting | GA87 |
| Larry Blixt | Association of Iowa Fairs | Undecided | 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 |
| Mark Joyce | Boyd Gaming-Peninsula Gaming LLC & Dubuque Diamond Jo & Diamond Jo Worth | Undecided | GA87 |
| Jeff Smith | Broadlawns Medical Center | Undecided | GA87 |
| Jerry Fitzgerald | Broadlawns Medical Center | Undecided | GA87 |
| Maggie Smith-Fitzgerald | Broadlawns Medical Center | Undecided | GA87 |
| Matt Fitzgerald | Broadlawns Medical Center | Undecided | GA87 |
| Jon Murphy | CGI Technologies and Solutions | Undecided | GA87 |
| Tom Cope | CGI Technologies and Solutions | Undecided | GA87 |
| Kate Walton | CN Rail | Undecided | GA87 |
| Matt Eide | CN Rail | Undecided | GA87 |
| Mike Rozenboom | CRST International | Undecided | GA87 |
| Robert Weiser | CRST International | Undecided | GA87 |
| Doug Struyk | Caesars Enterprise Services, LLC. | Undecided | GA87 |
| Jennifer Dorman | Caesars Enterprise Services, LLC. | Undecided | GA87 |
| Jim Carney | Caesars Enterprise Services, LLC. | Undecided | GA87 |
| Jon Murphy | Casey's General Stores | Undecided | GA87 |
| Tom Cope | Casey's General Stores | Undecided | GA87 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA87 |
| Thomas Jochum | Central Iowa Building Construction Trades Council | Opposing | GA87 |
| Angelica Cardenas-Chaisson | Child and Family Policy Center | Opposing | GA87 |
| MaryNelle Trefz | Child and Family Policy Center | Opposing | GA87 |
| Sheila Hansen | Child and Family Policy Center | Opposing | GA87 |
| Bill Wimmer | Cigar Association of America, Inc. | Undecided | GA87 |
| Doug Struyk | City of Iowa City | Opposing | GA87 |
| Doug Struyk | City of Iowa City | Undecided | GA87 |
| Jennifer Dorman | City of Iowa City | Opposing | GA87 |
| Jennifer Dorman | City of Iowa City | Undecided | GA87 |
| Jim Carney | City of Iowa City | Opposing | GA87 |
| Jim Carney | City of Iowa City | Undecided | GA87 |
| David Adelman | City of Sioux City | Undecided | GA87 |
| Frank Chiodo | City of Sioux City | Undecided | GA87 |
| Matt Hinch | City of Sioux City | Undecided | GA87 |
| Scott Newhard | City of Sioux City | Undecided | GA87 |
| Doug Struyk | City of Waukee | Undecided | GA87 |
| Jennifer Dorman | City of Waukee | Undecided | GA87 |
| Jim Carney | City of Waukee | Undecided | GA87 |
| Mike Heller | Coalition for Family and Children's Services in Iowa | Undecided | GA87 |
| Paula Feltner | Coalition for Family and Children's Services in Iowa | Undecided | GA87 |
| BRITTANY LUMLEY | Community Bankers of Iowa | Supporting | GA87 |
| David Caris | Community Bankers of Iowa | Supporting | GA87 |
| Jeffrey Boeyink | Community Bankers of Iowa | Supporting | GA87 |
| Mark Joyce | DuPont Businesses | Undecided | GA87 |
| Barry Gentry | Dubuque Area Chamber of Commerce | Undecided | GA87 |
| Bill Wimmer | Enterprise Rent-A-Car | Undecided | GA87 |
| Dawn Carlson | FUELIowa | Undecided | GA87 |
| Kellie Paschke | FUELIowa | Undecided | GA87 |
| Troy Skinner | FUELIowa | Undecided | GA87 |
| Marty Ryan | Fawkes-Lee & Ryan Inc. | Opposing | GA87 |
| Stephanie Fawkes-Lee | Fawkes-Lee & Ryan Inc. | Opposing | GA87 |
| Doug Struyk | Great River Entertainment | Undecided | GA87 |
| Jennifer Dorman | Great River Entertainment | Undecided | GA87 |
| Jim Carney | Great River Entertainment | Undecided | GA87 |
| Steve Firman | Greater Cedar Valley Alliance | Undecided | GA87 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA87 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA87 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA87 |
| Joe Murphy | Greater Des Moines Partnership | Undecided | GA87 |
| Katie Graham | Greater Des Moines Partnership | Undecided | GA87 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA87 |
| Jeff Smith | Greater Fort Dodge Growth Alliance | Undecided | GA87 |
| Jerry Fitzgerald | Greater Fort Dodge Growth Alliance | Undecided | GA87 |
| Maggie Smith-Fitzgerald | Greater Fort Dodge Growth Alliance | Undecided | GA87 |
| Matt Fitzgerald | Greater Fort Dodge Growth Alliance | Undecided | GA87 |
| Michael Triplett | Greater Iowa Apartment Association | Undecided | GA87 |
| Dane Schumann | Grow Clinton County | Undecided | GA87 |
| Emily Hockins | Grow Clinton County | Undecided | GA87 |
| Threase Harms | Grow Clinton County | Undecided | GA87 |
| Mike Rozenboom | Handy Technologies, Inc. | Undecided | GA87 |
| Robert Weiser | Handy Technologies, Inc. | Undecided | GA87 |
| Kellie Paschke | Heartland Car Wash Association | Undecided | GA87 |
| Troy Skinner | Heartland Car Wash Association | Undecided | GA87 |
| Brad Epperly | Helena Agri-Enterprises, LLC | Undecided | GA87 |
| Dustin Miller | Helena Agri-Enterprises, LLC | Undecided | GA87 |
| Katie Graham | Helena Agri-Enterprises, LLC | Undecided | GA87 |
| Paula Dierenfeld | Helena Agri-Enterprises, LLC | Undecided | GA87 |
| Mike Rozenboom | Horsemen's Benevolent and Protective Association (IHBPA) | Undecided | GA87 |
| Robert Weiser | Horsemen's Benevolent and Protective Association (IHBPA) | 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 | Undecided | GA87 |
| Emily Hockins | IBEW Iowa State Conference | Undecided | GA87 |
| Threase Harms | IBEW Iowa State Conference | Undecided | GA87 |
| Bob Skow | Independent Insurance Agents of Iowa | Undecided | GA87 |
| Larry Blixt | Independent Insurance Agents of Iowa | Undecided | GA87 |
| Thomas O'Meara | Independent Insurance Agents of Iowa | Undecided | GA87 |
| Martha Wick | Indian Hills Community College | Undecided | GA87 |
| Connie Ryan | Interfaith Alliance of Iowa Action Fund | Opposing | GA87 |
| Thomas Jochum | International Union of Operating Engineers-Local 234 | Opposing | GA87 |
| Mike Heller | Iowa Academy of Trial Lawyers | Undecided | GA87 |
| Paula Feltner | Iowa Academy of Trial Lawyers | Undecided | GA87 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Eric Goranson | Iowa Association of Christian Schools | Undecided | GA87 |
| David Palmer | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Jeff Smith | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Jerry Fitzgerald | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Laurie Wolf | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Maggie Smith-Fitzgerald | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Matt Fitzgerald | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Craig Syata | Iowa Association of Community Providers | Undecided | GA87 |
| Julie Smith | Iowa Association of Community Providers | Undecided | GA87 |
| Shelly Chandler | Iowa Association of Community Providers | Undecided | 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 |
| Jennifer Kingland | Iowa Association of Realtors | Undecided | GA87 |
| David Adelman | Iowa Bankers Association | Supporting | GA87 |
| Frank Chiodo | Iowa Bankers Association | Supporting | GA87 |
| Matt Hinch | Iowa Bankers Association | Supporting | GA87 |
| Robert Hartwig | Iowa Bankers Association | Supporting | GA87 |
| Sara Allen | Iowa Bankers Association | Supporting | GA87 |
| Scott Newhard | Iowa Bankers Association | Supporting | GA87 |
| Sharon Presnall | Iowa Bankers Association | Supporting | GA87 |
| Bill Wimmer | Iowa Beverage Association | Undecided | GA87 |
| Doug Struyk | Iowa Biodiesel Board | Undecided | GA87 |
| Jennifer Dorman | Iowa Biodiesel Board | Undecided | GA87 |
| Jim Carney | Iowa Biodiesel Board | Undecided | GA87 |
| Joseph Hrdlicka | Iowa Biotechnology 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 |
| Bill Peard | Iowa Cable and Telecommunications Association | Undecided | GA87 |
| Larry Murphy | Iowa Catholic Conference | Undecided | GA87 |
| Meghan Malloy | Iowa Catholic Conference | Undecided | GA87 |
| Tom Chapman | Iowa Catholic Conference | Undecided | GA87 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA87 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA87 |
| Brad Epperly | Iowa Chamber Alliance | Supporting | GA87 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA87 |
| Dustin Miller | Iowa Chamber Alliance | Supporting | GA87 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA87 |
| John Stineman | Iowa Chamber Alliance | Supporting | GA87 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA87 |
| Katie Graham | Iowa Chamber Alliance | Supporting | GA87 |
| Katie Graham | Iowa Chamber Alliance | Undecided | GA87 |
| Paula Dierenfeld | Iowa Chamber Alliance | Supporting | GA87 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA87 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Opposing | GA87 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Opposing | GA87 |
| Dustin Miller | Iowa Chapter, American Institute of Architects | Opposing | GA87 |
| Katie Graham | Iowa Chapter, American Institute of Architects | Opposing | GA87 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Opposing | GA87 |
| Kate Walton | Iowa Chiropractic Physicians Clinic LLC | Undecided | GA87 |
| Matt Eide | Iowa Chiropractic Physicians Clinic LLC | Undecided | GA87 |
| Ryan Sempf | Iowa City Area Chamber of Commerce | 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 |
| Mike Rozenboom | Iowa Collision Repair Association | Undecided | GA87 |
| Robert Weiser | Iowa Collision Repair Association | Undecided | GA87 |
| Jeff Smith | Iowa Corn Growers Association(ICG) | Undecided | GA87 |
| Jerry Fitzgerald | Iowa Corn Growers Association(ICG) | Undecided | GA87 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association(ICG) | Undecided | GA87 |
| Matt Fitzgerald | Iowa Corn Growers Association(ICG) | Undecided | GA87 |
| Mindy Poldberg | Iowa Corn Growers Association(ICG) | Undecided | GA87 |
| Dane Schumann | Iowa Cosmetology School Association | Undecided | GA87 |
| Emily Hockins | Iowa Cosmetology School Association | Undecided | GA87 |
| Threase Harms | Iowa Cosmetology School Association | Undecided | GA87 |
| Brian Johnson | Iowa Credit Union League | Opposing | GA87 |
| Christopher Rants | Iowa Credit Union League | Opposing | GA87 |
| John Cacciatore | Iowa Credit Union League | Opposing | GA87 |
| Jon Murphy | Iowa Credit Union League | Opposing | GA87 |
| Justin Hupfer | Iowa Credit Union League | Opposing | GA87 |
| Lon Anderson | Iowa Credit Union League | Opposing | GA87 |
| Tom Cope | Iowa Credit Union League | Opposing | GA87 |
| Jake Swanson | Iowa Dept. of Agriculture | Undecided | GA87 |
| Jon Murphy | Iowa Distillers Alliance | Undecided | GA87 |
| Tom Cope | Iowa Distillers Alliance | Undecided | GA87 |
| Kelly Meyers | Iowa Donor Network | Undecided | GA87 |
| Susan Cameron Daemen | Iowa Donor Network | Undecided | GA87 |
| Dane Schumann | Iowa Emergency Management Association | Undecided | GA87 |
| Emily Hockins | Iowa Emergency Management Association | Undecided | GA87 |
| Threase Harms | Iowa Emergency Management Association | Undecided | GA87 |
| Michael Triplett | Iowa Emergency Medical Services Association | Opposing | GA87 |
| Jennifer Terry | Iowa Environmental Council | Opposing | GA87 |
| Kerri Johannsen | Iowa Environmental Council | Opposing | GA87 |
| Nathaniel Baer | Iowa Environmental Council | Opposing | GA87 |
| Eric Bradley | Iowa Environmental Health Association | Opposing | GA87 |
| Don Petersen | Iowa Farm Bureau Federation | Supporting | GA87 |
| Marty Schwager | Iowa Farm Bureau Federation | Supporting | GA87 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Supporting | GA87 |
| Dane Schumann | Iowa Farmers Union | Undecided | GA87 |
| Emily Hockins | Iowa Farmers Union | Undecided | GA87 |
| Threase Harms | Iowa Farmers Union | Undecided | GA87 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA87 |
| Cyndi Pederson | Iowa Firefighters Association (IFA) | Opposing | GA87 |
| John Pederson | Iowa Firefighters Association (IFA) | Opposing | GA87 |
| Michael Triplett | Iowa Funeral Directors Association | Undecided | GA87 |
| Brad Epperly | Iowa Geothermal Association | Opposing | GA87 |
| Brad Epperly | Iowa Geothermal Association | Undecided | GA87 |
| Dustin Miller | Iowa Geothermal Association | Opposing | GA87 |
| Dustin Miller | Iowa Geothermal Association | Undecided | GA87 |
| Katie Graham | Iowa Geothermal Association | Opposing | GA87 |
| Katie Graham | Iowa Geothermal Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Geothermal Association | Opposing | GA87 |
| Paula Dierenfeld | Iowa Geothermal Association | Undecided | GA87 |
| Bobby Martens | Iowa Institute for Cooperatives | Opposing | GA87 |
| Katie Hall | Iowa Institute for Cooperatives | Opposing | GA87 |
| BRITTANY LUMLEY | Iowa Insurance Institute | Undecided | GA87 |
| Jeffrey Boeyink | Iowa Insurance Institute | Undecided | 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 Adelman | Iowa Nebraska Farm Equipment Dealers Association | Supporting | GA87 |
| Frank Chiodo | Iowa Nebraska Farm Equipment Dealers Association | Supporting | GA87 |
| Matt Hinch | Iowa Nebraska Farm Equipment Dealers Association | Supporting | GA87 |
| Sara Allen | Iowa Nebraska Farm Equipment Dealers Association | Supporting | GA87 |
| Will Rogers | Iowa Nebraska Farm Equipment Dealers 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 |
| Karl Schilling | Iowa Organization for Victim Assistance | Opposing | GA87 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA87 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA87 |
| Jeff Smith | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Jerry Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Matt Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Tyler Bettin | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Katelynn McCollough | Iowa Propane Gas Association | Supporting | GA87 |
| Tim Coonan | Iowa Propane Gas Association | Supporting | GA87 |
| Grant Menke | Iowa Renewable Fuels Association (IRF) | Undecided | GA87 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA87 |
| Paula Feltner | Iowa Renewable Fuels Association (IRF) | Undecided | GA87 |
| Jim Henter | Iowa Retail Federation | Undecided | GA87 |
| Bill Wimmer | Iowa Retired School Personnel Association | Undecided | GA87 |
| Larry Blixt | Iowa Self-Serve Laundry Association | Undecided | 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 |
| Christopher Rants | Iowa Solar Energy Trade Association | Opposing | GA87 |
| John Cacciatore | Iowa Solar Energy Trade Association | Opposing | GA87 |
| Mike Heller | Iowa Speech Language Hearing Association | Undecided | GA87 |
| Paula Feltner | Iowa Speech Language Hearing Association | Undecided | GA87 |
| Mike Heller | Iowa State Association of Assessors | Undecided | GA87 |
| Paula Feltner | Iowa State Association of Assessors | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA87 |
| William Peterson | Iowa State Association of Counties | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA87 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA87 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA87 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA87 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA87 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA87 |
| Jim Carney | Iowa State Bar Association | Undecided | GA87 |
| Bradley Hudson | Iowa State Education Association | Opposing | GA87 |
| Melissa Peterson | Iowa State Education Association | Opposing | GA87 |
| Mike Heller | Iowa State Police Association | Undecided | GA87 |
| Paula Feltner | Iowa State Police Association | Undecided | GA87 |
| Amy Campbell | Iowa State Reserve Law Officers Association | Opposing | GA87 |
| Craig Patterson | Iowa State Reserve Law Officers Association | Opposing | GA87 |
| Charlotte Eby | Iowa Student Loan Liquidity Corp. | Supporting | GA87 |
| Jeffrey Boeyink | Iowa Student Loan Liquidity Corp. | Supporting | GA87 |
| Mike Heller | Iowa Talented and Gifted Association | Undecided | GA87 |
| Paula Feltner | Iowa Talented and Gifted Association | Undecided | GA87 |
| Jennifer Kingland | Iowa Taxpayers Association | Undecided | GA87 |
| Brad Epperly | Iowa Water Well Association | Opposing | GA87 |
| Brad Epperly | Iowa Water Well Association | Undecided | GA87 |
| Dustin Miller | Iowa Water Well Association | Opposing | GA87 |
| Dustin Miller | Iowa Water Well Association | Undecided | GA87 |
| Katie Graham | Iowa Water Well Association | Opposing | GA87 |
| Katie Graham | Iowa Water Well Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Water Well Association | Opposing | GA87 |
| Paula Dierenfeld | Iowa Water Well Association | Undecided | GA87 |
| Kate Walton | Iowa Wine Growers Association | Undecided | GA87 |
| Matt Eide | Iowa Wine Growers Association | Undecided | GA87 |
| Marty Ryan | Justice Reform Consortium | Undecided | GA87 |
| Stephanie Fawkes-Lee | Justice Reform Consortium | Undecided | GA87 |
| Larry Blixt | KWIK Trip, Inc. | Undecided | GA87 |
| Stephanie Bredman | Kirkwood Community College | Undecided | GA87 |
| Erich Schmidt | Laborers International Union of North America | Opposing | GA87 |
| Kate Walton | Lennox International | Undecided | GA87 |
| Matt Eide | Lennox International | Undecided | GA87 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA87 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA87 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA87 |
| Lyle Krewson | Lutheran Services in IA, Inc. | Undecided | GA87 |
| Jeffrey Boeyink | MABSCO Capitol, Inc. | Supporting | GA87 |
| Gary Grant | MH/DS of East Central Region | Undecided | GA87 |
| Larry Murphy | MH/DS of East Central Region | Undecided | GA87 |
| Meghan Malloy | MH/DS of East Central Region | Undecided | GA87 |
| Ben Hammes | Master Builders of Iowa | Undecided | GA87 |
| Chad Kleppe | Master Builders of Iowa | Undecided | GA87 |
| Julie Smith | Master Builders of Iowa | Undecided | GA87 |
| Doug Struyk | Mediacom Communications Corporation | Undecided | GA87 |
| Jennifer Dorman | Mediacom Communications Corporation | Undecided | GA87 |
| Jim Carney | Mediacom Communications Corporation | Undecided | GA87 |
| Doug Struyk | Meredith Corporation | Undecided | GA87 |
| Jennifer Dorman | Meredith Corporation | Undecided | GA87 |
| Jim Carney | Meredith Corporation | Undecided | GA87 |
| David Adelman | Metropolitan Coalition | Undecided | GA87 |
| Frank Chiodo | Metropolitan Coalition | Undecided | GA87 |
| Matt Hinch | Metropolitan Coalition | Undecided | GA87 |
| Sara Allen | Metropolitan Coalition | Undecided | GA87 |
| Jon Murphy | Microsoft Corp. | Undecided | GA87 |
| Tom Cope | Microsoft Corp. | Undecided | GA87 |
| Gary Grant | Midwestern Trading, Inc. | Undecided | GA87 |
| Larry Murphy | Midwestern Trading, Inc. | Undecided | GA87 |
| Meghan Malloy | Midwestern Trading, Inc. | Undecided | GA87 |
| Kate Walton | Missouri River Energy Services | Undecided | GA87 |
| Matt Eide | Missouri River Energy Services | Undecided | GA87 |
| Brad Epperly | Monsanto Company | Undecided | GA87 |
| Dustin Miller | Monsanto Company | Undecided | GA87 |
| Katie Graham | Monsanto Company | Undecided | GA87 |
| Kate Walton | Motion Picture Association of America | Undecided | GA87 |
| Matt Eide | Motion Picture Association of America | Undecided | GA87 |
| Mike Rozenboom | National Association of Insurance and Financial Advisors-Iowa | Undecided | GA87 |
| Robert Weiser | National Association of Insurance and Financial Advisors-Iowa | Undecided | GA87 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Supporting | GA87 |
| Bill Wimmer | National Rent A Car | Undecided | GA87 |
| Felicia Hilton | North Central States Regional Council of Carpenters | Opposing | GA87 |
| Donna Orton | North Iowa Area Community College | Undecided | GA87 |
| Kate Walton | POET, LLC | Undecided | GA87 |
| Matt Eide | POET, LLC | Undecided | GA87 |
| Eric Goranson | PayPal | Undecided | GA87 |
| Karla Fultz McHenry | PayPal | Undecided | GA87 |
| Michael Triplett | PayPal | Undecided | GA87 |
| Mike Heller | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA87 |
| Paula Feltner | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA87 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Bill Wimmer | Q Casino, formerly Mystique Casino | Undecided | GA87 |
| Mike Rozenboom | Redflex Traffic Systems, Inc. | Undecided | GA87 |
| Robert Weiser | Redflex Traffic Systems, Inc. | Undecided | GA87 |
| Gary Grant | Resources for Human Development | Undecided | GA87 |
| Larry Murphy | Resources for Human Development | Undecided | GA87 |
| Meghan Malloy | Resources for Human Development | Undecided | GA87 |
| Margaret Buckton | Rural School Advocates of Iowa | Opposing | GA87 |
| David Adelman | Smart Growth Coalition | Opposing | GA87 |
| Frank Chiodo | Smart Growth Coalition | Opposing | GA87 |
| Matt Hinch | Smart Growth Coalition | Opposing | GA87 |
| Sara Allen | Smart Growth Coalition | Opposing | GA87 |
| Steven Schoenebaum | Smithfield Foods, Inc. | Undecided | GA87 |
| Rachel Geilenfeld | Sukup Manufacturing | Supporting | GA87 |
| Steven Schoenebaum | Syngenta Crop Protection | Undecided | GA87 |
| Mark Joyce | Technology Association of Iowa | Undecided | GA87 |
| Jeff Smith | The Money Service Roundtable | Undecided | GA87 |
| Jerry Fitzgerald | The Money Service Roundtable | Undecided | GA87 |
| Maggie Smith-Fitzgerald | The Money Service Roundtable | Undecided | GA87 |
| Matt Fitzgerald | The Money Service Roundtable | Undecided | GA87 |
| Doug Struyk | The Nature Conservancy | Undecided | GA87 |
| Jennifer Dorman | The Nature Conservancy | Undecided | GA87 |
| Jim Carney | The Nature Conservancy | Undecided | GA87 |
| Mike Rozenboom | Trans Iowa | Opposing | GA87 |
| Mike Rozenboom | Trans Iowa | Undecided | GA87 |
| Robert Weiser | Trans Iowa | Opposing | GA87 |
| Robert Weiser | Trans Iowa | Undecided | GA87 |
| Amy Campbell | Travel Federation of Iowa | Undecided | GA87 |
| Craig Patterson | Travel Federation of Iowa | Undecided | GA87 |
| Kate Walton | Tyson Foods, Inc. | Undecided | GA87 |