| Dustin Blythe | AT & T | Supporting | GA88 |
| Jeffrey Boeyink | AT & T | Supporting | GA88 |
| Mark Joyce | AT & T | Supporting | GA88 |
| Doug Struyk | Accountants Association of Iowa | Undecided | GA88 |
| Jennifer Dorman | Accountants Association of Iowa | Undecided | GA88 |
| Jim Carney | Accountants Association of Iowa | Undecided | GA88 |
| BRITTANY LUMLEY | ActivStyle, Inc. | Supporting | GA88 |
| BRITTANY LUMLEY | ActivStyle, Inc. | Undecided | GA88 |
| Charlotte Eby | ActivStyle, Inc. | Supporting | GA88 |
| Charlotte Eby | ActivStyle, Inc. | Undecided | GA88 |
| Jeffrey Boeyink | ActivStyle, Inc. | Supporting | GA88 |
| Jeffrey Boeyink | ActivStyle, Inc. | Undecided | GA88 |
| Taylor McDonald | ActivStyle, Inc. | Supporting | GA88 |
| Taylor McDonald | ActivStyle, Inc. | Undecided | GA88 |
| Jeff Smith | Agribusiness Association of Iowa | Undecided | GA88 |
| Jerry Fitzgerald | Agribusiness Association of Iowa | Undecided | GA88 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Undecided | GA88 |
| Matt Fitzgerald | Agribusiness Association of Iowa | Undecided | GA88 |
| Drew Klein | Americans For Prosperity | Undecided | GA88 |
| Tyler Raygor | Americans For Prosperity | Undecided | GA88 |
| Drew Kamp | Ames Chamber of Commerce | Undecided | GA88 |
| Kate Walton | Arconic (Formerly Alcoa) | Undecided | GA88 |
| Matt Eide | Arconic (Formerly Alcoa) | Undecided | GA88 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA88 |
| David Adelman | City of Sioux City | Undecided | GA88 |
| Frank Chiodo | City of Sioux City | Undecided | GA88 |
| Matt Hinch | City of Sioux City | Undecided | GA88 |
| Scott Newhard | City of Sioux City | Undecided | GA88 |
| MaryNelle Trefz | Common Good Iowa | Opposing | GA88 |
| Sheila Hansen | Common Good Iowa | Opposing | GA88 |
| Tim Reilly | Department of Revenue | Undecided | GA88 |
| Mark Joyce | E. I. du Pont de Nemours and Company dba Corteva Agriscience | Supporting | GA88 |
| John Cacciatore | Google LLC and its Affiliates | Undecided | GA88 |
| Lon Anderson | Google LLC and its Affiliates | Undecided | GA88 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA88 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA88 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA88 |
| Joe Murphy | Greater Des Moines Partnership | Undecided | GA88 |
| Katie Graham | Greater Des Moines Partnership | Undecided | GA88 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA88 |
| Brad Epperly | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Dustin Miller | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Katie Graham | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Paula Dierenfeld | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Sydney Gangestad | Hy-Vee, Inc. | Undecided | GA88 |
| Tim Coonan | Hy-Vee, Inc. | Undecided | GA88 |
| Jake Ketzner | Independent Insurance Agents of Iowa | Undecided | GA88 |
| Larry Blixt | Independent Insurance Agents of Iowa | Undecided | GA88 |
| Thomas O'Meara | Independent Insurance Agents of Iowa | Undecided | GA88 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Drew Wynes | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Eric Goranson | Iowa Association of Christian Schools | Supporting | GA88 |
| Jon Murphy | Iowa Association of Councils of Governments | Undecided | GA88 |
| Tom Cope | Iowa Association of Councils of Governments | Undecided | GA88 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Undecided | GA88 |
| Emily Piper | Iowa Association of School Boards | Opposing | GA88 |
| Phil Jeneary | Iowa Association of School Boards | Opposing | GA88 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA88 |
| Dustin Miller | Iowa Automobile Dealers Association | Undecided | GA88 |
| Katie Graham | Iowa Automobile Dealers Association | Undecided | GA88 |
| Paula Dierenfeld | Iowa Automobile Dealers Association | Undecided | GA88 |
| Robert Hartwig | Iowa Bankers Association | Supporting | GA88 |
| Sharon Presnall | Iowa Bankers Association | Supporting | GA88 |
| Jessica Hyland | Iowa Biotechnology Association | Undecided | GA88 |
| Katie Hall | Iowa Biotechnology Association | Undecided | GA88 |
| Mike St. Clair | Iowa Biotechnology Association | Undecided | GA88 |
| Georgia Van Gundy | Iowa Business Council | Undecided | GA88 |
| Bill Peard | Iowa Cable and Telecommunications Association | Undecided | GA88 |
| Larry Murphy | Iowa Catholic Conference | Undecided | GA88 |
| Meghan Malloy | Iowa Catholic Conference | Undecided | GA88 |
| Tom Chapman | Iowa Catholic Conference | Undecided | GA88 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA88 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA88 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA88 |
| Katie Graham | Iowa Chamber Alliance | Undecided | GA88 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA88 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA88 |
| Katie Hall | Iowa Communications Alliance | Undecided | GA88 |
| Mike St. Clair | Iowa Communications Alliance | Undecided | GA88 |
| Gracie Brandsgard | Iowa Credit Union League | Undecided | GA88 |
| Justin Hupfer | Iowa Credit Union League | Undecided | GA88 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA88 |
| Michael Triplett | Iowa Funeral Directors Association | Supporting | GA88 |
| Brad Epperly | Iowa Geothermal Association | Undecided | GA88 |
| Dustin Miller | Iowa Geothermal Association | Undecided | GA88 |
| Katie Graham | Iowa Geothermal Association | Undecided | GA88 |
| Paula Dierenfeld | Iowa Geothermal Association | Undecided | GA88 |
| Katie Hall | Iowa Institute for Cooperatives | Undecided | GA88 |
| Mike St. Clair | Iowa Institute for Cooperatives | Undecided | GA88 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA88 |
| Paula Feltner | Iowa Renewable Fuels Association (IRF) | Undecided | GA88 |
| Jim Henter | Iowa Retail Federation | Undecided | GA88 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Katie Graham | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Mike Heller | Iowa State Association of Assessors | Undecided | GA88 |
| Paula Feltner | Iowa State Association of Assessors | Undecided | GA88 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA88 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA88 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA88 |
| William Peterson | Iowa State Association of Counties | Undecided | GA88 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA88 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA88 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA88 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA88 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA88 |
| Jim Carney | Iowa State Bar Association | Undecided | GA88 |
| Bradley Hudson | Iowa State Education Association | Opposing | GA88 |
| Melissa Peterson | Iowa State Education Association | Opposing | GA88 |
| Jennifer Kingland | Iowa Taxpayers Association | Undecided | GA88 |
| Tom Sands | Iowa Taxpayers Association | Undecided | GA88 |
| Jake Ketzner | KWIK Trip, Inc. | Undecided | GA88 |
| Larry Blixt | KWIK Trip, Inc. | Undecided | GA88 |
| Kate Walton | Lennox International | Undecided | GA88 |
| Matt Eide | Lennox International | Undecided | GA88 |
| Sydney Gangestad | Lumen | Undecided | GA88 |
| Tim Coonan | Lumen | Undecided | GA88 |
| Doug Struyk | Mediacom Communications Corporation | Undecided | GA88 |
| Jennifer Dorman | Mediacom Communications Corporation | Undecided | GA88 |
| Jim Carney | Mediacom Communications Corporation | Undecided | GA88 |
| Doug Struyk | Meredith Corporation | Undecided | GA88 |
| Jennifer Dorman | Meredith Corporation | Undecided | GA88 |
| Jim Carney | Meredith Corporation | Undecided | GA88 |
| Brad Epperly | Monsanto Company | Undecided | GA88 |
| Dustin Miller | Monsanto Company | Undecided | GA88 |
| Katie Graham | Monsanto Company | Undecided | GA88 |
| Kate Walton | Motion Picture Association, Inc. | Undecided | GA88 |
| Matt Eide | Motion Picture Association, Inc. | Undecided | GA88 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Undecided | GA88 |
| Kate Walton | POET, LLC | Undecided | GA88 |
| Matt Eide | POET, LLC | Undecided | GA88 |
| Sydney Gangestad | Principal Financial Group | Undecided | GA88 |
| Tim Coonan | Principal Financial Group | Undecided | GA88 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA88 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA88 |
| Margaret Buckton | Rural School Advocates of Iowa | Opposing | GA88 |
| Kate Walton | Tyson Foods, Inc. | Undecided | GA88 |
| Matt Eide | Tyson Foods, Inc. | Undecided | GA88 |
| Kate Walton | Uber Technologies | Undecided | GA88 |
| Matt Eide | Uber Technologies | Undecided | GA88 |
| Margaret Buckton | Urban Education Network of Iowa | Opposing | GA88 |
| Frank Stork | Wellmark, Inc. | Undecided | GA88 |
| Scott Sundstrom | Wellmark, Inc. | Undecided | GA88 |
| Doug Struyk | Wells Fargo & Company | Undecided | GA88 |
| Jennifer Dorman | Wells Fargo & Company | Undecided | GA88 |
| Jim Carney | Wells Fargo & Company | Undecided | GA88 |
| Robert Weiser | Windstream Communications Corporation | Undecided | GA88 |