| Brian Guillaume | AFSCME Iowa Council 61 | Opposing | GA85 |
| Joe Nehring | AFSCME Iowa Council 61 | Opposing | GA85 |
| Marcia Nichols | AFSCME Iowa Council 61 | Opposing | GA85 |
| Morgan Miller | AFSCME Iowa Council 61 | Opposing | GA85 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Opposing | GA85 |
| Brad Epperly | BNSF Railway Co. | Undecided | GA85 |
| Paula Dierenfeld | BNSF Railway Co. | Undecided | GA85 |
| Scott Sundstrom | BNSF Railway Co. | Undecided | GA85 |
| Midge Slater | Communications Workers of America Iowa State Council | Opposing | GA85 |
| Marty Ryan | Fawkes-Lee & Ryan Inc. | Opposing | GA85 |
| Stephanie Fawkes-Lee | Fawkes-Lee & Ryan Inc. | Opposing | GA85 |
| Brad Epperly | Federation of Iowa Insurers | Undecided | GA85 |
| Paula Dierenfeld | Federation of Iowa Insurers | Undecided | GA85 |
| Scott Sundstrom | Federation of Iowa Insurers | Undecided | GA85 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Undecided | GA85 |
| James Piazza, Jr. | International Union of Operating Engineers-Local 234 | Undecided | GA85 |
| Kevin Condon | Iowa Association of Business and Industry (ABI) | Supporting | GA85 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA85 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA85 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Scott Sundstrom | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Tim Coonan | Iowa Association of Electric Cooperatives | Undecided | GA85 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Automobile Dealers Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Automobile Dealers Association | Undecided | GA85 |
| Deanna Triplett | Iowa Behavioral Health Association (IBHA) | Undecided | GA85 |
| Jennifer Kingland | Iowa Behavioral Health Association (IBHA) | Undecided | GA85 |
| Brad Epperly | Iowa Broadcasters Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Broadcasters Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Broadcasters Association | Undecided | GA85 |
| Brad Epperly | Iowa Collectors Association, Inc. | Undecided | GA85 |
| Paula Dierenfeld | Iowa Collectors Association, Inc. | Undecided | GA85 |
| Scott Sundstrom | Iowa Collectors Association, Inc. | Undecided | GA85 |
| Amber Markham | Iowa Dept. of Public Safety | Undecided | GA85 |
| Ben Murry | Iowa Federation of Labor, AFL-CIO | Opposing | GA85 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA85 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Grocery Industry Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Grocery Industry Association | Undecided | GA85 |
| Greg Boattenhamer | Iowa Hospital Association | Undecided | GA85 |
| J. Norris | Iowa Hospital Association | Undecided | GA85 |
| Shannon Strickler | Iowa Hospital Association | Undecided | GA85 |
| Craig Walter | Iowa Lodging Association | Undecided | GA85 |
| Brad Epperly | Iowa Newspaper Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Newspaper Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Newspaper Association | Undecided | GA85 |
| Brad Epperly | Iowa Propane Gas Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Propane Gas Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Propane Gas Association | Undecided | GA85 |
| Mike Heller | Iowa Retail Federation | Undecided | GA85 |
| Paula Feltner | Iowa Retail Federation | Undecided | GA85 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA85 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA85 |
| Scott Sundstrom | Iowa Society of Certified Public Accountants | Undecided | GA85 |
| Brad Epperly | Iowa Water Well Association | Undecided | GA85 |
| Paula Dierenfeld | Iowa Water Well Association | Undecided | GA85 |
| Scott Sundstrom | Iowa Water Well Association | Undecided | GA85 |
| Mike Heller | Iowa Wholesale Beer Distributors Association | Undecided | GA85 |
| Paula Feltner | Iowa Wholesale Beer Distributors Association | Undecided | GA85 |
| James Piazza, Jr. | Laborers International Union of North America | Undecided | GA85 |
| Brad Epperly | Monsanto Company | Undecided | GA85 |
| Scott Sundstrom | Monsanto Company | Undecided | GA85 |
| Kristin Failor | National Federation of Independent Business (NFIB /IA) | Supporting | GA85 |
| Mark Cooper | South Central Iowa Federation of Labor AFL-CIO | Opposing | GA85 |