| Bob Rafferty | Electronic Services System | Undecided | GA90 |
| Census Lo-liyong | Electronic Services System | Undecided | GA90 |
| Nick Laning | Electronic Services System | Undecided | GA90 |
| Mike Rozenboom | Iowa Bankers Association | Undecided | GA90 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA90 |
| Laura Hessburg | Iowa Coalition Against Domestic Violence | Supporting | GA90 |
| Amy Campbell | Iowa Coalition Against Sexual Assault | Supporting | GA90 |
| Chloe Gayer | Iowa Coalition Against Sexual Assault | Supporting | GA90 |
| Craig Patterson | Iowa Coalition Against Sexual Assault | Supporting | GA90 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA90 |
| Tom Ferguson | Iowa County Attorneys Association | Undecided | GA90 |
| Carrie Malone | Iowa Department of Health and Human Services | Undecided | GA90 |
| Nick Crawford | Iowa Department of Health and Human Services | Undecided | GA90 |
| Sonya Streit | Iowa Department of Health and Human Services | Undecided | GA90 |
| Mike St. Clair | Iowa Land Title Association | Undecided | GA90 |
| Eric Gookin | Iowa Secretary of State | Supporting | GA90 |
| Doug Struyk | Iowa State Bar Association | Supporting | GA90 |
| Jennifer Dorman | Iowa State Bar Association | Supporting | GA90 |
| Jim Carney | Iowa State Bar Association | Supporting | GA90 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA90 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA90 |
| Chelsea Hoye | Network Against Human Trafficking | Supporting | GA90 |
| Nick Laning | Network Against Human Trafficking | Supporting | GA90 |
| Threase Harms | Network Against Human Trafficking | Supporting | GA90 |
| Gary Grant | Urban County Coalition | Undecided | GA90 |
| Larry Murphy | Urban County Coalition | Undecided | GA90 |