| Amy Campbell | AARP Iowa | Undecided | GA87 |
| Brad Anderson | AARP Iowa | Undecided | GA87 |
| Craig Patterson | AARP Iowa | Undecided | GA87 |
| Kent Sovern | AARP Iowa | Undecided | GA87 |
| Bill Wimmer | Alamo Rent A Car | Undecided | GA87 |
| Danielle Oswald-Thole | American Cancer Society Cancer Action Network (ACS CAN) | Opposing | GA87 |
| Danielle Oswald-Thole | American Cancer Society Cancer Action Network (ACS CAN) | Undecided | GA87 |
| Stacy Frelund | American Heart Association | Opposing | 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 |
| 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 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA87 |
| Kristin Bauer | Board of Regents, State of Iowa | Undecided | GA87 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA87 |
| Dane Schumann | Brain Injury Alliance of Iowa | Undecided | GA87 |
| Emily Hockins | Brain Injury Alliance of Iowa | Undecided | GA87 |
| Threase Harms | Brain Injury Alliance of Iowa | Undecided | GA87 |
| Dane Schumann | CHAIN | Undecided | GA87 |
| Emily Hockins | CHAIN | Undecided | GA87 |
| Threase Harms | CHAIN | Undecided | GA87 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA87 |
| MaryNelle Trefz | Child and Family Policy Center | Opposing | GA87 |
| Sheila Hansen | Child and Family Policy Center | Opposing | GA87 |
| Karla Fultz McHenry | Delta Dental of Iowa | Undecided | GA87 |
| Lynh Patterson | Delta Dental of Iowa | Undecided | GA87 |
| Dane Schumann | Easter Seals Iowa | Undecided | GA87 |
| Emily Hockins | Easter Seals Iowa | Undecided | GA87 |
| Threase Harms | Easter Seals Iowa | Undecided | GA87 |
| Bill Wimmer | Enterprise Rent-A-Car | Undecided | GA87 |
| Bob Rafferty | Epilepsy Foundation Iowa | Undecided | GA87 |
| Dane Schumann | Epilepsy Foundation Iowa | Undecided | GA87 |
| Emily Hockins | Epilepsy Foundation Iowa | Undecided | GA87 |
| Threase Harms | Epilepsy Foundation Iowa | Undecided | GA87 |
| Dawn Carlson | FUELIowa | Undecided | GA87 |
| Kellie Paschke | FUELIowa | Undecided | GA87 |
| Troy Skinner | FUELIowa | Undecided | GA87 |
| Brad Epperly | Federation of Iowa Insurers | Undecided | GA87 |
| Dustin Miller | Federation of Iowa Insurers | Undecided | GA87 |
| Katie Graham | Federation of Iowa Insurers | Undecided | GA87 |
| Paula Dierenfeld | Federation of Iowa Insurers | Undecided | GA87 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Opposing | GA87 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Undecided | GA87 |
| Jay Iverson | Home Builders Association of Iowa | Supporting | GA87 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA87 |
| Katelynn McCollough | Hy-Vee, Inc. | Undecided | GA87 |
| Tim Coonan | Hy-Vee, Inc. | 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 |
| 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 |
| 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 |
| Larry Blixt | Iowa Association of Health Underwriters | Undecided | GA87 |
| Jennifer Kingland | Iowa Association of Realtors | 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 Insurance & Services, Inc. | Undecided | GA87 |
| Sharon Presnall | Iowa Bankers Insurance & Services, Inc. | 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 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA87 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | 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 |
| 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 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Withdrawn | GA87 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | 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 |
| Kelly Meyers | Iowa Health Care Association | Supporting | GA87 |
| Lon Anderson | Iowa Health Care Association | Supporting | GA87 |
| Susan Cameron Daemen | Iowa Health Care Association | Supporting | GA87 |
| Erika Eckley | Iowa Hospital Association | Undecided | GA87 |
| J. Norris | Iowa Hospital Association | Undecided | GA87 |
| Kim Murphy | Iowa Hospital Association | Undecided | GA87 |
| Maureen Keehnle | Iowa Hospital Association | Undecided | GA87 |
| James Piazza, Jr. | Iowa Independent Automobile Dealers Association | Undecided | GA87 |
| Frederick Haskins | Iowa Insurance Associates | Supporting | GA87 |
| Chance McElhaney | Iowa Insurance Division | Undecided | GA87 |
| Bill Wimmer | Iowa Lumber 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 |
| Gary Ellis | Iowa Optometric Association | Undecided | GA87 |
| Eric Goranson | Iowa Restaurant Association | Supporting | GA87 |
| Jim Henter | Iowa Retail Federation | 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 |
| tom fey | Iowa State Building and Construction Trades Council | Opposing | GA87 |
| tom fey | Iowa State Building and Construction Trades Council | Undecided | GA87 |
| Ben Hammes | Master Builders of Iowa | Supporting | GA87 |
| Ben Hammes | Master Builders of Iowa | Undecided | GA87 |
| Chad Kleppe | Master Builders of Iowa | Supporting | GA87 |
| Chad Kleppe | Master Builders of Iowa | Undecided | GA87 |
| Julie Smith | Master Builders of Iowa | Supporting | GA87 |
| Julie Smith | Master Builders of Iowa | Undecided | GA87 |
| Kellie Paschke | Medica | Opposing | GA87 |
| Kellie Paschke | Medica | Undecided | GA87 |
| Noah Tabor | Medica | Undecided | GA87 |
| Troy Skinner | Medica | Opposing | GA87 |
| Troy Skinner | Medica | Undecided | 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) | Undecided | GA87 |
| Bob Rafferty | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA87 |
| Dane Schumann | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA87 |
| Emily Hockins | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA87 |
| Threase Harms | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA87 |
| Bill Wimmer | National Rent A Car | Undecided | GA87 |
| Felicia Hilton | North Central States Regional Council of Carpenters | Opposing | GA87 |
| Christopher Rants | Plumbers and Steam Fitters Local 33 | Opposing | GA87 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Opposing | GA87 |
| Bill Wimmer | Q Casino, formerly Mystique Casino | Undecided | GA87 |
| Chris Smith | SMART Sheet Metal Local 263 | Opposing | GA87 |
| Chris Smith | SMART Sheet Metal Local 45 | Opposing | GA87 |
| Chris Smith | SMART Sheet Metal Local 91 | Opposing | GA87 |
| David Adelman | UnityPoint Health | Supporting | GA87 |
| Frank Chiodo | UnityPoint Health | Supporting | GA87 |
| Matt Hinch | UnityPoint Health | Supporting | GA87 |
| Sara Allen | UnityPoint Health | Supporting | GA87 |
| Dane Schumann | Vertex Pharmaceuticals Incorporated | Undecided | GA87 |
| Emily Hockins | Vertex Pharmaceuticals Incorporated | Undecided | GA87 |
| Threase Harms | Vertex Pharmaceuticals Incorporated | Undecided | GA87 |
| Dane Schumann | Visiting Nurse Services of Iowa | Undecided | GA87 |
| Emily Hockins | Visiting Nurse Services of Iowa | Undecided | GA87 |
| Threase Harms | Visiting Nurse Services of Iowa | Undecided | GA87 |
| Frank Stork | Wellmark, Inc. | Undecided | GA87 |
| Scott Sundstrom | Wellmark, Inc. | Undecided | GA87 |