| Drew Klein | Americans For Prosperity | Undecided | GA88 |
| Tyler Raygor | Americans For Prosperity | Undecided | GA88 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA88 |
| Kristin Bauer | Board of Regents, State of Iowa | Undecided | GA88 |
| Mark Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA88 |
| Tim Reilly | Department of Revenue | Undecided | GA88 |
| Mike Heller | Father Flanagans Boys Home | Undecided | GA88 |
| Paula Feltner | Father Flanagans Boys Home | Undecided | GA88 |
| Jay Iverson | Home Builders Association of Iowa | Undecided | GA88 |
| Dane Schumann | IBEW Iowa State Conference | Opposing | GA88 |
| Maddie Wilcox | IBEW Iowa State Conference | Opposing | GA88 |
| Threase Harms | IBEW Iowa State Conference | Opposing | 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 |
| David Palmer | Iowa Association of Community College Trustees | Undecided | GA88 |
| Emily Shields | Iowa Association of Community College Trustees | Undecided | GA88 |
| Laurie Wolf | Iowa Association of Community College Trustees | Undecided | GA88 |
| David Adelman | Iowa Association of Independent Colleges and Universities | Undecided | GA88 |
| Frank Chiodo | Iowa Association of Independent Colleges and Universities | Undecided | GA88 |
| Matt Hinch | Iowa Association of Independent Colleges and Universities | Undecided | GA88 |
| Sara Allen | Iowa Association of Independent Colleges and Universities | Undecided | GA88 |
| Dane Schumann | Iowa CareGivers | Undecided | GA88 |
| Maddie Wilcox | Iowa CareGivers | Undecided | GA88 |
| Threase Harms | Iowa CareGivers | Undecided | GA88 |
| David Adelman | Iowa Health Care Association | Supporting | GA88 |
| Frank Chiodo | Iowa Health Care Association | Supporting | GA88 |
| Matt Hinch | Iowa Health Care Association | Supporting | GA88 |
| Merea Bentrott | Iowa Health Care Association | Supporting | GA88 |
| Sara Allen | Iowa Health Care Association | Supporting | GA88 |
| Erika Eckley | Iowa Hospital Association | Undecided | GA88 |
| Erin Cubit | Iowa Hospital Association | Undecided | GA88 |
| J. Norris | Iowa Hospital Association | Undecided | GA88 |
| Kim Murphy | Iowa Hospital Association | Undecided | GA88 |
| Maureen Keehnle | Iowa Hospital Association | Undecided | GA88 |
| Angela Davis | Iowa Lumber Association | Undecided | GA88 |
| Dane Schumann | Iowa Occupational Therapy Association | Undecided | GA88 |
| Maddie Wilcox | Iowa Occupational Therapy Association | Undecided | GA88 |
| Threase Harms | Iowa Occupational Therapy Association | Undecided | GA88 |
| Bradley Hudson | Iowa State Education Association | Undecided | GA88 |
| Melissa Peterson | Iowa State Education Association | Undecided | GA88 |
| Cindy Schulte | Iowa Valley Community College District | Undecided | GA88 |
| Stephanie Bredman | Kirkwood Community College | Undecided | GA88 |
| Matt Blake | LeadingAge Iowa | Undecided | GA88 |
| Shannon Strickler | LeadingAge Iowa | Undecided | GA88 |
| Ben Hammes | Master Builders of Iowa | Supporting | GA88 |
| Chad Kleppe | Master Builders of Iowa | Supporting | GA88 |
| Julie Smith | Master Builders of Iowa | Supporting | GA88 |
| Donna Orton | North Iowa Area Community College | Undecided | GA88 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA88 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA88 |
| Steve Warnstadt | Western Iowa Tech Community College | Undecided | GA88 |