| Doug Struyk | Accountants Association of Iowa | Undecided | GA88 |
| Jennifer Dorman | Accountants Association of Iowa | Undecided | GA88 |
| Jim Carney | Accountants Association of Iowa | Undecided | GA88 |
| Drew Klein | Americans For Prosperity | Supporting | GA88 |
| Tyler Raygor | Americans For Prosperity | Supporting | GA88 |
| Sandra Conlin | Associated Builders & Contractors of Iowa | Supporting | GA88 |
| Carolann Jensen | Board of Regents, State of Iowa | Undecided | GA88 |
| Jennifer Harbison | Board of Regents, State of Iowa | Undecided | GA88 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA88 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Henry Marquard | Genesis Health System | Undecided | GA88 |
| Kate Walton | Genesis Health System | Undecided | GA88 |
| Matt Eide | Genesis Health System | Undecided | GA88 |
| Logan Shine | Governor's Office | Supporting | GA88 |
| Karla Fultz McHenry | Hills and Dales | Undecided | GA88 |
| Jeff Smith | Iowa Academy of Nutrition and Dietetics | Undecided | GA88 |
| Jerry Fitzgerald | Iowa Academy of Nutrition and Dietetics | Undecided | GA88 |
| Maggie Smith-Fitzgerald | Iowa Academy of Nutrition and Dietetics | Undecided | GA88 |
| Matt Fitzgerald | Iowa Academy of Nutrition and Dietetics | Undecided | GA88 |
| Michael McCarthy | Iowa Alliance For Retired Americans | Opposing | GA88 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Supporting | GA88 |
| John Davis | Iowa Association of Business and Industry (ABI) | Supporting | GA88 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA88 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA88 |
| Doug Struyk | Iowa Association of Nurse Anesthetists | Undecided | GA88 |
| Jennifer Dorman | Iowa Association of Nurse Anesthetists | Undecided | GA88 |
| Jim Carney | Iowa Association of Nurse Anesthetists | Undecided | GA88 |
| Doug Struyk | Iowa Athletic Trainers Society | Undecided | GA88 |
| Jennifer Dorman | Iowa Athletic Trainers Society | Undecided | GA88 |
| Jim Carney | Iowa Athletic Trainers Society | Undecided | GA88 |
| Jeff Smith | Iowa Chiropractic Society | Undecided | GA88 |
| Jerry Fitzgerald | Iowa Chiropractic Society | Undecided | GA88 |
| Maggie Smith-Fitzgerald | Iowa Chiropractic Society | Undecided | GA88 |
| Matt Fitzgerald | Iowa Chiropractic Society | Undecided | GA88 |
| Amy McCoy | Iowa Dept. of Public Health | Undecided | GA88 |
| Brad Epperly | Iowa Geothermal Association | Undecided | GA88 |
| Dustin Miller | Iowa Geothermal Association | Undecided | GA88 |
| Katie Graham | Iowa Geothermal Association | Undecided | GA88 |
| Paula Dierenfeld | Iowa Geothermal Association | Undecided | GA88 |
| Karla Fultz McHenry | Iowa Independent Physician Group | Undecided | GA88 |
| Kate Walton | Iowa Medical Group Management Association | Undecided | GA88 |
| Matt Eide | Iowa Medical Group Management Association | Undecided | GA88 |
| Renee Schulte | Iowa Mental Health Counselors Association | Supporting | GA88 |
| Kate Walton | Iowa Pharmacy Association | Undecided | GA88 |
| Matt Eide | Iowa Pharmacy Association | Undecided | GA88 |
| Kate Walton | Iowa Physical Therapy Association | Undecided | GA88 |
| Matt Eide | Iowa Physical Therapy Association | Undecided | GA88 |
| Christopher Rants | Iowa Prosthetics, Orthotics, Pedorthotics Association | Undecided | GA88 |
| John Cacciatore | Iowa Prosthetics, Orthotics, Pedorthotics Association | Undecided | GA88 |
| Kate Walton | Iowa Society for Respiratory Care | Undecided | GA88 |
| Matt Eide | Iowa Society for Respiratory Care | Undecided | GA88 |
| Mike Heller | Iowa Speech Language Hearing Association | Undecided | GA88 |
| Paula Feltner | Iowa Speech Language Hearing 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 |
| Brian Johnson | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA88 |
| Christopher Rants | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA88 |
| Justin Hupfer | Mechanical Contractors Association of Iowa (MCAI) | Undecided | GA88 |
| Brian Johnson | NECA - Iowa (NEC) | Undecided | GA88 |
| Christopher Rants | NECA - Iowa (NEC) | Undecided | GA88 |
| Justin Hupfer | NECA - Iowa (NEC) | Undecided | GA88 |
| Christopher Rants | National Alliance on Mental Illness - Iowa | Supporting | GA88 |
| John Cacciatore | National Alliance on Mental Illness - Iowa | Supporting | GA88 |
| Lon Anderson | National Alliance on Mental Illness - Iowa | Supporting | GA88 |
| Renee Schulte | National Alliance on Mental Illness - Iowa | Supporting | GA88 |
| Cody Carlson | National Federation of Independent Business (NFIB /IA) | Supporting | GA88 |
| Christopher Rants | Plumbers and Steam Fitters Local 33 | Undecided | GA88 |
| John Cacciatore | Plumbers and Steam Fitters Local 33 | Undecided | GA88 |
| Eric Goranson | Plumbing Heating & Cooling Contractors of IA | Undecided | GA88 |
| Karla Fultz McHenry | Systems Unlimited, Inc. | Undecided | GA88 |
| Karla Fultz McHenry | The Iowa Clinic, P.C. | Undecided | GA88 |
| Brandon Geib | Wellmark, Inc. | Undecided | GA88 |
| Scott Sundstrom | Wellmark, Inc. | Undecided | GA88 |