| Dane Schumann | American Legion of Iowa | Undecided | GA88 |
| Maddie Wilcox | American Legion of Iowa | Undecided | GA88 |
| Threase Harms | American Legion of Iowa | Undecided | GA88 |
| Dane Schumann | Brain Injury Alliance of Iowa | Undecided | GA88 |
| Maddie Wilcox | Brain Injury Alliance of Iowa | Undecided | GA88 |
| Threase Harms | Brain Injury Alliance of Iowa | Undecided | GA88 |
| David McDonald | Cedar Rapids Kennel Association | Supporting | GA88 |
| David McDonald | Cedar Rapids Kennel Association | Undecided | GA88 |
| Bob Rafferty | Easter Seals Iowa | Undecided | GA88 |
| Dane Schumann | Easter Seals Iowa | Undecided | GA88 |
| Maddie Wilcox | Easter Seals Iowa | Undecided | GA88 |
| Threase Harms | Easter Seals Iowa | Undecided | GA88 |
| Bob Rafferty | Epilepsy Foundation Iowa | Undecided | GA88 |
| Dane Schumann | Epilepsy Foundation Iowa | Undecided | GA88 |
| Maddie Wilcox | Epilepsy Foundation Iowa | Undecided | GA88 |
| Threase Harms | Epilepsy Foundation Iowa | Undecided | GA88 |
| Dane Schumann | EveryStep | Undecided | GA88 |
| Maddie Wilcox | EveryStep | Undecided | GA88 |
| Threase Harms | EveryStep | Undecided | GA88 |
| Michael Triplett | Greater Iowa Apartment Association | Undecided | GA88 |
| R. Bruce Beeston | HOA Reform Coaltion | Supporting | GA88 |
| David Adelman | Hubbell Realty Company | Undecided | GA88 |
| Frank Chiodo | Hubbell Realty Company | Undecided | GA88 |
| Matt Hinch | Hubbell Realty Company | Undecided | GA88 |
| Sara Allen | Hubbell Realty Company | Undecided | GA88 |
| David Palmer | Iowa Association of Community College Trustees | Undecided | GA88 |
| Emily Shields | Iowa Association of Community College Trustees | Undecided | GA88 |
| James Kersten | Iowa Association of Community College Trustees | Undecided | GA88 |
| Jennifer Kingland | Iowa Association of Realtors | Supporting | GA88 |
| Eric Bradley | Iowa Environmental Health Association | Supporting | GA88 |
| Brad Epperly | Iowa Grocery Industry Association | Undecided | GA88 |
| Dustin Miller | Iowa Grocery Industry Association | Undecided | GA88 |
| Katie Graham | Iowa Grocery Industry Association | Undecided | GA88 |
| Paula Dierenfeld | Iowa Grocery Industry Association | Undecided | GA88 |
| Andrew Lietzow | Iowa Landlord Association | Undecided | GA88 |
| Joe Kelly | Iowa Manufactured Housing Association | Supporting | GA88 |
| Andrew Lietzow | Iowa Real Estate Investors Association | Undecided | GA88 |
| Jim Henter | Iowa Retail Federation | Undecided | GA88 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA88 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA88 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA88 |
| William Peterson | Iowa State Association of Counties | Supporting | GA88 |
| Doug Struyk | Iowa State Bar Association | Supporting | GA88 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Supporting | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA88 |
| Jim Carney | Iowa State Bar Association | Supporting | GA88 |
| Jim Carney | Iowa State Bar Association | Undecided | GA88 |
| Doug Struyk | Iowa Veterinary Medical Association | Undecided | GA88 |
| Jennifer Dorman | Iowa Veterinary Medical Association | Undecided | GA88 |
| Jim Carney | Iowa Veterinary Medical Association | Undecided | GA88 |
| Jim Obradovich | Landlords of Iowa | Supporting | GA88 |
| Robert Mulqueen | Landlords of Iowa | Supporting | GA88 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA88 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA88 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA88 |
| Denise Rathman | National Association of Social Workers, Iowa Chapter | Undecided | GA88 |
| Bob Rafferty | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA88 |
| Dane Schumann | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA88 |
| Maddie Wilcox | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA88 |
| Threase Harms | National Multiple Sclerosis Society-Upper Midwest Chapter | Undecided | GA88 |
| R. Bruce Beeston | Veterans National Recovery Center | Supporting | GA88 |
| R. Bruce Beeston | Veterans National Recovery Center | Undecided | GA88 |