| Brad Epperly | AIG-American International Companies | Undecided | GA89 |
| Dustin Miller | AIG-American International Companies | Undecided | GA89 |
| Dustin Blythe | AT & T | Undecided | GA89 |
| Mark Joyce | AT & T | Undecided | GA89 |
| Michael Triplett | Alliance For Automotive Innovation | Undecided | GA89 |
| Matt McKinney | Allied Insurance | Supporting | GA89 |
| RG Schwarm | Allied Insurance | Supporting | GA89 |
| Mark Joyce | Boyd Gaming-Peninsula Gaming LLC & Dubuque Diamond Jo & Diamond Jo Worth | Undecided | GA89 |
| Kellie Paschke | CUNA Mutual Group | Undecided | GA89 |
| Kelly Meyers | CUNA Mutual Group | Undecided | GA89 |
| Logan Murray | CUNA Mutual Group | Undecided | GA89 |
| Troy Skinner | CUNA Mutual Group | Undecided | GA89 |
| Michael Triplett | Cigna Corporate Services, LLC | Undecided | GA89 |
| Mark Joyce | Corteva Agriscience | Undecided | GA89 |
| Casey Ficek | Delta Dental of Iowa | Undecided | GA89 |
| Karla Fultz McHenry | Delta Dental of Iowa | Undecided | GA89 |
| Mark Joyce | Equifax | Undecided | GA89 |
| Gracie Brandsgard | Farm Credit Service of America | Undecided | GA89 |
| John Cacciatore | Farm Credit Service of America | Undecided | GA89 |
| Justin Hupfer | Farm Credit Service of America | Undecided | GA89 |
| Joseph Hrdlicka | Genentech, Inc., A Member of the Roche Group | Undecided | GA89 |
| Matt McKinney | Google LLC and its Affiliates | Undecided | GA89 |
| RG Schwarm | Google LLC and its Affiliates | Undecided | GA89 |
| Mark Joyce | Hy-Vee, Inc. | Undecided | GA89 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| John Davis | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Steffi Lee | Iowa Association of Business and Industry (ABI) | Undecided | GA89 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA89 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Undecided | GA89 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Undecided | GA89 |
| Nathan Blake | Iowa Attorney General Dept. of Justice | Undecided | GA89 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA89 |
| Dustin Miller | Iowa Automobile Dealers Association | Undecided | GA89 |
| Brad Epperly | Iowa Collectors Association, Inc. | Undecided | GA89 |
| Dustin Miller | Iowa Collectors Association, Inc. | Undecided | GA89 |
| Gracie Brandsgard | Iowa Credit Union League | Undecided | GA89 |
| John Cacciatore | Iowa Credit Union League | Undecided | GA89 |
| Justin Hupfer | Iowa Credit Union League | Undecided | GA89 |
| Maddie Wilcox | Iowa Dept. of Public Health | Undecided | GA89 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA89 |
| Dustin Miller | Iowa Grocery Industry Association | Undecided | GA89 |
| Eric Goranson | Iowa Hotel & Lodging Association | Undecided | GA89 |
| Onnalee Gettler | MidAmerican Energy Company | Undecided | GA89 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Undecided | GA89 |
| Matt McKinney | Nationwide Agribusiness | Supporting | GA89 |
| RG Schwarm | Nationwide Agribusiness | Supporting | GA89 |
| Matt McKinney | Nationwide Mutual Ins. Co. | Supporting | GA89 |
| RG Schwarm | Nationwide Mutual Ins. Co. | Supporting | GA89 |
| Doug Struyk | RELX Inc. | Undecided | GA89 |
| Jennifer Dorman | RELX Inc. | Undecided | GA89 |
| Jim Carney | RELX Inc. | Undecided | GA89 |
| David Adelman | State Farm Insurance | Undecided | GA89 |
| Frank Chiodo | State Farm Insurance | Undecided | GA89 |
| Lillie Brady | State Farm Insurance | Undecided | GA89 |
| Matt Hinch | State Farm Insurance | Undecided | GA89 |
| Sara Allen | State Farm Insurance | Undecided | GA89 |
| Michael Triplett | T-Mobile | Undecided | GA89 |
| Brandon Geib | Wellmark, Inc. | Undecided | GA89 |
| Scott Sundstrom | Wellmark, Inc. | Undecided | GA89 |