| Sydney Gangestad | AFLAC | Undecided | GA88 |
| Tim Coonan | AFLAC | Undecided | GA88 |
| Mazie Stilwell | AFSCME Iowa Council 61 | Opposing | GA88 |
| Morgan Miller | AFSCME Iowa Council 61 | Opposing | GA88 |
| Matt McKinney | Allied Insurance | Undecided | GA88 |
| RG Schwarm | Allied Insurance | Undecided | GA88 |
| Drew Kamp | Ames Chamber of Commerce | Undecided | GA88 |
| Thomas Jochum | Central Iowa Building Construction Trades Council | Opposing | GA88 |
| Thomas Jochum | Central Iowa Building Construction Trades Council | Undecided | GA88 |
| Brad Epperly | Federation of Iowa Insurers | Undecided | GA88 |
| Dustin Miller | Federation of Iowa Insurers | Undecided | GA88 |
| Katie Graham | Federation of Iowa Insurers | Undecided | GA88 |
| Paula Dierenfeld | Federation of Iowa Insurers | Undecided | GA88 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA88 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA88 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA88 |
| Joe Murphy | Greater Des Moines Partnership | Undecided | GA88 |
| Katie Graham | Greater Des Moines Partnership | Undecided | GA88 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA88 |
| Dane Schumann | IBEW Iowa State Conference | Opposing | GA88 |
| Dane Schumann | IBEW Iowa State Conference | Undecided | GA88 |
| Maddie Wilcox | IBEW Iowa State Conference | Opposing | GA88 |
| Maddie Wilcox | IBEW Iowa State Conference | Undecided | GA88 |
| Threase Harms | IBEW Iowa State Conference | Opposing | GA88 |
| Threase Harms | IBEW Iowa State Conference | Undecided | GA88 |
| Thomas Jochum | International Union of Operating Engineers-Local 234 | Opposing | GA88 |
| Thomas Jochum | International Union of Operating Engineers-Local 234 | Undecided | GA88 |
| Kellie Paschke | Iowa Association for Justice | Undecided | GA88 |
| Troy Skinner | Iowa Association for Justice | Undecided | GA88 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA88 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA88 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA88 |
| Katie Graham | Iowa Chamber Alliance | Undecided | GA88 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA88 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Opposing | GA88 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Undecided | GA88 |
| Julianne Frosolone | Iowa Federation of Labor, AFL-CIO | Undecided | GA88 |
| Chance McElhaney | Iowa Insurance Division | Undecided | GA88 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA88 |
| Jim Carney | Iowa State Bar Association | Undecided | GA88 |
| Michael Gronstal | Iowa State Building and Construction Trades | Opposing | GA88 |
| Michael Gronstal | Iowa State Building and Construction Trades | Undecided | GA88 |
| Dylan Gramlich | Laborers International Union of North America | Opposing | GA88 |
| Matt McKinney | Nationwide Agribusiness | Undecided | GA88 |
| RG Schwarm | Nationwide Agribusiness | Undecided | GA88 |
| Matt McKinney | Nationwide Mutual Ins. Co. | Undecided | GA88 |
| RG Schwarm | Nationwide Mutual Ins. Co. | Undecided | GA88 |
| Mike Heller | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA88 |
| Paula Feltner | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA88 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Opposing | GA88 |
| Sydney Gangestad | Principal Financial Group | Undecided | GA88 |
| Tim Coonan | Principal Financial Group | Undecided | GA88 |
| David Adelman | State Farm Insurance | Undecided | GA88 |
| Frank Chiodo | State Farm Insurance | Undecided | GA88 |
| Matt Hinch | State Farm Insurance | Undecided | GA88 |
| Sara Allen | State Farm Insurance | Undecided | GA88 |
| Frank Stork | Wellmark, Inc. | Undecided | GA88 |
| Scott Sundstrom | Wellmark, Inc. | Undecided | GA88 |