| Brad Epperly | BNSF Railway Co. | Undecided | GA88 |
| Dustin Miller | BNSF Railway Co. | Undecided | GA88 |
| Katie Graham | BNSF Railway Co. | Undecided | GA88 |
| Paula Dierenfeld | BNSF Railway Co. | Undecided | GA88 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA88 |
| Kristin Bauer | Board of Regents, State of Iowa | Undecided | GA88 |
| Mark Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA88 |
| Gary Grant | City of Cedar Rapids | Undecided | GA88 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA88 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA88 |
| Dane Schumann | EveryStep | Undecided | GA88 |
| Maddie Wilcox | EveryStep | Undecided | GA88 |
| Threase Harms | EveryStep | Undecided | GA88 |
| John George | Families United Action Network (FUAN) | Undecided | GA88 |
| Nicholas Dreeszen | Families United Action Network (FUAN) | Undecided | GA88 |
| Ryan Rupe | Families United Action Network (FUAN) | Undecided | GA88 |
| Whitney Rupe | Families United Action Network (FUAN) | Undecided | GA88 |
| Mike Heller | Father Flanagans Boys Home | Undecided | GA88 |
| Paula Feltner | Father Flanagans Boys Home | Undecided | GA88 |
| Kellie Paschke | Four Oaks | Undecided | GA88 |
| Troy Skinner | Four Oaks | Undecided | GA88 |
| Brad Epperly | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Dustin Miller | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Katie Graham | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Paula Dierenfeld | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Dane Schumann | IBEW Iowa State Conference | Undecided | GA88 |
| Maddie Wilcox | IBEW Iowa State Conference | Undecided | GA88 |
| Threase Harms | IBEW Iowa State Conference | Undecided | GA88 |
| Brad Epperly | Iowa Association of Electric Cooperatives | Undecided | GA88 |
| Dustin Miller | Iowa Association of Electric Cooperatives | Undecided | GA88 |
| Katie Graham | Iowa Association of Electric Cooperatives | Undecided | GA88 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Undecided | GA88 |
| Paula Dierenfeld | Iowa Association of Electric Cooperatives | Undecided | GA88 |
| Brad Epperly | Iowa Automobile Dealers Association | Undecided | GA88 |
| Dustin Miller | Iowa Automobile Dealers Association | Undecided | GA88 |
| Katie Graham | Iowa Automobile Dealers Association | Undecided | GA88 |
| Paula Dierenfeld | Iowa Automobile Dealers Association | Undecided | GA88 |
| Brad Epperly | Iowa Broadcasters Association | Undecided | GA88 |
| Dustin Miller | Iowa Broadcasters Association | Undecided | GA88 |
| Katie Graham | Iowa Broadcasters Association | Undecided | GA88 |
| Paula Dierenfeld | Iowa Broadcasters Association | Undecided | GA88 |
| Larry Murphy | Iowa Catholic Conference | Supporting | GA88 |
| Meghan Malloy | Iowa Catholic Conference | Supporting | GA88 |
| Tom Chapman | Iowa Catholic Conference | Supporting | GA88 |
| Brad Epperly | Iowa Collectors Association, Inc. | Undecided | GA88 |
| Dustin Miller | Iowa Collectors Association, Inc. | Undecided | GA88 |
| Katie Graham | Iowa Collectors Association, Inc. | Undecided | GA88 |
| Paula Dierenfeld | Iowa Collectors Association, Inc. | Undecided | GA88 |
| Charlie Wishman | Iowa Federation of Labor, AFL-CIO | Supporting | GA88 |
| Julianne Frosolone | Iowa Federation of Labor, AFL-CIO | 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 |
| Brad Epperly | Iowa Newspaper Association | Undecided | GA88 |
| Dustin Miller | Iowa Newspaper Association | Undecided | GA88 |
| Katie Graham | Iowa Newspaper Association | Undecided | GA88 |
| Paula Dierenfeld | Iowa Newspaper Association | Undecided | GA88 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Katie Graham | Iowa Society of Certified Public Accountants | Undecided | GA88 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | 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 |
| Amy Campbell | League of Women Voters of Iowa | Supporting | GA88 |
| Craig Patterson | League of Women Voters 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 |
| Brad Epperly | Monsanto Company | Undecided | GA88 |
| Dustin Miller | Monsanto Company | Undecided | GA88 |
| Katie Graham | Monsanto Company | Undecided | GA88 |
| Ryan Rupe | Personal Interest-Ryan Rupe | Undecided | GA88 |
| Kelli Harrison | UAW Region 4 | Supporting | GA88 |
| Karl Schilling | United Professionals/UE | Supporting | GA88 |
| Gary Grant | Urban County Coalition | Undecided | GA88 |
| Larry Murphy | Urban County Coalition | Undecided | GA88 |
| Meghan Malloy | Urban County Coalition | Undecided | GA88 |