| Morgan Miller | AFSCME Iowa Council 61 | Supporting | GA87 |
| Bill Wimmer | Alamo Rent A Car | Undecided | GA87 |
| Brad Epperly | BNSF Railway Co. | Undecided | GA87 |
| Dustin Miller | 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 |
| 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 |
| Bill Wimmer | Enterprise Rent-A-Car | Undecided | GA87 |
| Caitlyn Dixson | Families United Action Network (FUAN) | Supporting | GA87 |
| John George | Families United Action Network (FUAN) | Supporting | GA87 |
| Nicholas Dreeszen | Families United Action Network (FUAN) | Supporting | GA87 |
| Brad Epperly | Federation of Iowa Insurers | Undecided | GA87 |
| Dustin Miller | Federation of Iowa Insurers | Undecided | GA87 |
| Bill Wimmer | Hy-Vee, Inc. | 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 |
| 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 |
| Paula Dierenfeld | Iowa Automobile Dealers Association | Undecided | GA87 |
| Bill Wimmer | Iowa Beverage Association | Undecided | GA87 |
| Brad Epperly | Iowa Broadcasters Association | Undecided | GA87 |
| Dustin Miller | Iowa Broadcasters Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Broadcasters Association | Undecided | GA87 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA87 |
| Larry Murphy | Iowa Catholic Conference | Withdrawn | GA87 |
| Larry Murphy | Iowa Catholic Conference | Undecided | GA87 |
| Meghan Malloy | Iowa Catholic Conference | Supporting | GA87 |
| Meghan Malloy | Iowa Catholic Conference | Undecided | GA87 |
| Tom Chapman | Iowa Catholic Conference | Supporting | GA87 |
| Brad Epperly | Iowa Collectors Association, Inc. | Undecided | GA87 |
| Dustin Miller | Iowa Collectors Association, Inc. | Undecided | GA87 |
| Paula Dierenfeld | Iowa Collectors Association, Inc. | Undecided | GA87 |
| Sara Throener | Iowa Dept. of Inspections and Appeals | Undecided | GA87 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Supporting | GA87 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA87 |
| Dustin Miller | Iowa Grocery Industry Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Grocery Industry Association | 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 |
| Brad Epperly | Iowa Newspaper Association | Undecided | GA87 |
| Dustin Miller | Iowa Newspaper Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Newspaper Association | Undecided | GA87 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | 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 | Undecided | GA87 |
| Brad Epperly | Iowa Water Well Association | Undecided | GA87 |
| Dustin Miller | Iowa Water Well Association | Undecided | GA87 |
| Amy Campbell | League of Women Voters of Iowa | Supporting | GA87 |
| Craig Patterson | League of Women Voters of Iowa | Supporting | 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 |
| Brad Epperly | Monsanto Company | Undecided | GA87 |
| Dustin Miller | Monsanto Company | Undecided | GA87 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Undecided | GA87 |
| Bill Wimmer | National Rent A Car | Undecided | GA87 |
| Erin Davison-Rippey | Planned Parenthood Voters of Iowa | Supporting | GA87 |
| Jamie Burch | Planned Parenthood Voters of Iowa | Supporting | GA87 |
| Erin Davison-Rippey | Planned Parenthood of the Heartland | Supporting | GA87 |
| Jamie Burch | Planned Parenthood of the Heartland | Supporting | GA87 |
| Bill Wimmer | Q Casino, formerly Mystique Casino | Undecided | GA87 |
| Chuck Hurley | The Family Leader | Supporting | GA87 |
| Chuck Hurley | The Family Leader Foundation | Supporting | GA87 |
| Doug Struyk | Wells Fargo & Company | Undecided | GA87 |
| Jennifer Dorman | Wells Fargo & Company | Undecided | GA87 |
| Jim Carney | Wells Fargo & Company | Undecided | GA87 |