| 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 |
| Mark Joyce | AT & T | 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 |
| 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 |
| Drew Klein | Americans For Prosperity | Undecided | GA87 |
| Mike Rozenboom | Annett Holdings | Undecided | GA87 |
| Robert Weiser | Annett Holdings | 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 |
| Larry Blixt | Association of Iowa Fairs | Undecided | GA87 |
| Mike Rozenboom | CRST International | Undecided | GA87 |
| Robert Weiser | CRST International | Undecided | GA87 |
| Gary Grant | Cedar Rapids Aiport | Undecided | GA87 |
| Larry Murphy | Cedar Rapids Aiport | Undecided | GA87 |
| Meghan Malloy | Cedar Rapids Aiport | Undecided | GA87 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA87 |
| Katelynn McCollough | CenturyLink | Undecided | GA87 |
| Tim Coonan | CenturyLink | Undecided | GA87 |
| Bill Wimmer | Cigar Association of America, Inc. | Undecided | GA87 |
| Gary Grant | City of Cedar Rapids | Undecided | GA87 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA87 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA87 |
| Katelynn McCollough | City of West Des Moines | Undecided | GA87 |
| Tim Coonan | City of West Des Moines | Undecided | GA87 |
| BRITTANY LUMLEY | Community Bankers of Iowa | Undecided | GA87 |
| Jeffrey Boeyink | Community Bankers of Iowa | Undecided | GA87 |
| Dane Schumann | Des Moines University | Undecided | GA87 |
| Emily Hockins | Des Moines University | Undecided | GA87 |
| Threase Harms | Des Moines University | Undecided | GA87 |
| Mark Joyce | DuPont Businesses | Undecided | GA87 |
| Bill Wimmer | Enterprise Rent-A-Car | Undecided | GA87 |
| John Cacciatore | Google Inc. and its Affiliates | Undecided | GA87 |
| Lon Anderson | Google Inc. and its Affiliates | 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 |
| Michael Triplett | Greater Iowa Apartment Association | Undecided | GA87 |
| Mike Rozenboom | Handy Technologies, Inc. | Undecided | GA87 |
| Robert Weiser | Handy Technologies, Inc. | 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 |
| Larry Murphy | Iowa Alliance for the Arts | Undecided | GA87 |
| Meghan Malloy | Iowa Alliance for the Arts | 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 |
| David Palmer | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Donna Orton | Iowa Association of Community College Trustees (IACCT) | Undecided | GA87 |
| Katelynn McCollough | Iowa Automatic Merchandising Association | Undecided | GA87 |
| Tim Coonan | Iowa Automatic Merchandising Association | 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 |
| Joseph Hrdlicka | Iowa Biotechnology Association | Undecided | GA87 |
| Mike St. Clair | 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 |
| Larry Murphy | Iowa Catholic Conference | Undecided | GA87 |
| Meghan Malloy | Iowa Catholic Conference | Undecided | GA87 |
| Tom Chapman | Iowa Catholic Conference | Undecided | GA87 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | 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 | Undecided | GA87 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | 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 |
| Steve Scott | Iowa Chapter-American Academy of Pediatrics | Opposing | GA87 |
| Gary Grant | Iowa Chronic Care Consortium | Undecided | GA87 |
| Larry Murphy | Iowa Chronic Care Consortium | Undecided | GA87 |
| Ryan Sempf | Iowa City Area Chamber of Commerce | 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 | Withdrawn | GA87 |
| Dane Schumann | Iowa Cosmetology School Association | Undecided | GA87 |
| Emily Hockins | Iowa Cosmetology School Association | Withdrawn | GA87 |
| Emily Hockins | Iowa Cosmetology School Association | Undecided | GA87 |
| Threase Harms | Iowa Cosmetology School Association | Withdrawn | GA87 |
| Threase Harms | Iowa Cosmetology School Association | Undecided | GA87 |
| Christopher Rants | Iowa Credit Union League | Supporting | GA87 |
| Gracie Brandsgard | Iowa Credit Union League | Supporting | GA87 |
| John Cacciatore | Iowa Credit Union League | Supporting | GA87 |
| Jon Murphy | Iowa Credit Union League | Supporting | GA87 |
| Justin Hupfer | Iowa Credit Union League | Supporting | GA87 |
| Lon Anderson | Iowa Credit Union League | Supporting | GA87 |
| Tom Cope | Iowa Credit Union League | Supporting | GA87 |
| Kelly Meyers | Iowa Donor Network | Undecided | GA87 |
| Susan Cameron Daemen | Iowa Donor Network | Undecided | GA87 |
| Don Petersen | Iowa Farm Bureau Federation | Undecided | GA87 |
| Marty Schwager | Iowa Farm Bureau Federation | Undecided | GA87 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Undecided | GA87 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA87 |
| Michael Triplett | Iowa Funeral Directors Association | Undecided | GA87 |
| Brad Epperly | Iowa Geothermal Association | Opposing | GA87 |
| Dustin Miller | Iowa Geothermal Association | Opposing | GA87 |
| Katie Graham | Iowa Geothermal Association | Opposing | GA87 |
| Paula Dierenfeld | Iowa Geothermal Association | Opposing | GA87 |
| Larry Blixt | Iowa Greenhouse Growers Association | Undecided | 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 |
| Mike St. Clair | Iowa Institute for Cooperatives | Undecided | GA87 |
| BRITTANY LUMLEY | Iowa Insurance Institute | Undecided | GA87 |
| Jeffrey Boeyink | Iowa Insurance Institute | Undecided | GA87 |
| Brian Johnson | Iowa Lodging Association | Undecided | GA87 |
| Craig Walter | Iowa Lodging Association | Undecided | GA87 |
| Bill Wimmer | Iowa Lumber Association | Undecided | GA87 |
| Joe Kelly | Iowa Manufactured Housing Association | Undecided | 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 |
| Dane Schumann | Iowa Occupational Therapy Association | Withdrawn | GA87 |
| Dane Schumann | Iowa Occupational Therapy Association | Undecided | GA87 |
| Emily Hockins | Iowa Occupational Therapy Association | Withdrawn | GA87 |
| Emily Hockins | Iowa Occupational Therapy Association | Undecided | GA87 |
| Threase Harms | Iowa Occupational Therapy Association | Withdrawn | GA87 |
| Threase Harms | Iowa Occupational Therapy Association | Undecided | 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 |
| Katelynn McCollough | Iowa Propane Gas Association | Supporting | GA87 |
| Katelynn McCollough | Iowa Propane Gas Association | Undecided | GA87 |
| Tim Coonan | Iowa Propane Gas Association | Supporting | GA87 |
| Tim Coonan | Iowa Propane Gas Association | Undecided | GA87 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA87 |
| Paula Feltner | Iowa Renewable Fuels Association (IRF) | 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 |
| 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 |
| Jennifer Kingland | Iowa Taxpayers Association | Undecided | GA87 |
| Ernie Adkison | Iowans for Tax Relief | Supporting | GA87 |
| Ernie Adkison | Iowans for Tax Relief | Undecided | GA87 |
| Larry Blixt | KWIK Trip, Inc. | Undecided | GA87 |
| Marc Beltrame | Kum and Go, L.C. | Undecided | GA87 |
| Matt McKinney | Kum and Go, L.C. | Undecided | GA87 |
| Gary Grant | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA87 |
| Larry Murphy | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA87 |
| Meghan Malloy | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA87 |
| Christopher Rants | Life Serve Blood Center | Undecided | GA87 |
| John Cacciatore | Life Serve Blood Center | 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 |
| 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 |
| Doug Struyk | Meredith Corporation | Undecided | GA87 |
| Jennifer Dorman | Meredith Corporation | Undecided | GA87 |
| Jim Carney | Meredith Corporation | Undecided | GA87 |
| Gary Grant | Midwestern Trading, Inc. | Undecided | GA87 |
| Larry Murphy | Midwestern Trading, Inc. | Undecided | GA87 |
| Meghan Malloy | Midwestern Trading, Inc. | Undecided | GA87 |
| Brad Epperly | Monsanto Company | Undecided | GA87 |
| Dustin Miller | Monsanto Company | Undecided | GA87 |
| Katie Graham | Monsanto Company | 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 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Undecided | GA87 |
| Bill Wimmer | National Rent A Car | Undecided | GA87 |
| Kate Walton | POET, LLC | Undecided | GA87 |
| Matt Eide | POET, LLC | Undecided | GA87 |
| Michael Triplett | PayPal | Undecided | GA87 |
| Katelynn McCollough | Principal Financial Group | Undecided | GA87 |
| Tim Coonan | Principal Financial Group | 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 |
| Steven Schoenebaum | Syngenta Crop Protection | Undecided | GA87 |
| Michael Triplett | T-Mobile | Undecided | GA87 |
| Mark Joyce | Technology Association of Iowa | Undecided | GA87 |
| Katelynn McCollough | The Iowa Academy of Trust and Estate Counsel | Undecided | GA87 |
| Tim Coonan | The Iowa Academy of Trust and Estate Counsel | Undecided | GA87 |
| Mike Rozenboom | Trans Iowa | Opposing | GA87 |
| Robert Weiser | Trans Iowa | Opposing | GA87 |
| Kate Walton | Uber Technologies | Opposing | GA87 |
| Matt Eide | Uber Technologies | Opposing | GA87 |
| Michael Triplett | Union Pacific Railroad | Undecided | GA87 |
| Gary Grant | Urban County Coalition | Undecided | GA87 |
| Larry Murphy | Urban County Coalition | Undecided | GA87 |
| Meghan Malloy | Urban County Coalition | Undecided | GA87 |
| Margaret Buckton | Urban Education Network of Iowa | Opposing | GA87 |
| Mike Heller | Waste Management, Inc. | Undecided | GA87 |
| Paula Feltner | Waste Management, Inc. | Undecided | GA87 |
| Frank Stork | Wellmark, Inc. | Undecided | GA87 |
| Scott Sundstrom | Wellmark, Inc. | Undecided | GA87 |
| Mike Rozenboom | Windstream Communications Corporation | Undecided | GA87 |
| Robert Weiser | Windstream Communications Corporation | Undecided | GA87 |