| Brad Epperly | AIG-American International Companies | Undecided | GA88 |
| Dustin Miller | AIG-American International Companies | Undecided | GA88 |
| Katie Graham | AIG-American International Companies | Undecided | GA88 |
| Paula Dierenfeld | AIG-American International Companies | Undecided | GA88 |
| David Scott | American Council of Engineering Companies | Undecided | GA88 |
| Katie Hall | American Property Casualty Insurance Association (APCIA) | Undecided | GA88 |
| Mike St. Clair | American Property Casualty Insurance Association (APCIA) | Undecided | GA88 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA88 |
| James Piazza, Jr. | Heavy Highway Contractors Association | Undecided | GA88 |
| Jay Iverson | Home Builders Association of Iowa | Supporting | GA88 |
| David Adelman | Hubbell Realty Company | Supporting | GA88 |
| Frank Chiodo | Hubbell Realty Company | Supporting | GA88 |
| Matt Hinch | Hubbell Realty Company | Supporting | GA88 |
| Sara Allen | Hubbell Realty Company | Supporting | GA88 |
| Brad Lint | Iowa Association for Justice | Undecided | GA88 |
| Lisa Davis-Cook | Iowa Association for Justice | Undecided | GA88 |
| Jennifer Kingland | Iowa Association of Realtors | Undecided | GA88 |
| Nathan Blake | Iowa Attorney General Dept. of Justice | Undecided | GA88 |
| Robert Hartwig | Iowa Bankers Insurance & Services, Inc. | Undecided | GA88 |
| Sharon Presnall | Iowa Bankers Insurance & Services, Inc. | Undecided | GA88 |
| Brad Epperly | Iowa Chapter, American Institute of Architects | Undecided | GA88 |
| Dustin Miller | Iowa Chapter, American Institute of Architects | Undecided | GA88 |
| Katie Graham | Iowa Chapter, American Institute of Architects | Undecided | GA88 |
| Paula Dierenfeld | Iowa Chapter, American Institute of Architects | Undecided | GA88 |
| Doug Struyk | Iowa Competitive Bidding Alliance, Inc. | Undecided | GA88 |
| Jennifer Dorman | Iowa Competitive Bidding Alliance, Inc. | Undecided | GA88 |
| Jim Carney | Iowa Competitive Bidding Alliance, Inc. | Undecided | GA88 |
| David Scott | Iowa Engineering Society | Undecided | GA88 |
| Frederick Haskins | Iowa Insurance Associates | Undecided | GA88 |
| Angela Davis | Iowa Lumber Association | Supporting | GA88 |
| Angela Davis | Iowa Lumber Association | 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 |
| Ben Hammes | Master Builders of Iowa | Undecided | GA88 |
| Chad Kleppe | Master Builders of Iowa | Undecided | GA88 |
| Julie Smith | Master Builders of Iowa | Undecided | GA88 |
| Eric Goranson | Plumbing Heating & Cooling Contractors of IA | Undecided | GA88 |
| David Adelman | Sheet Metal Contractors of Iowa | Supporting | GA88 |
| Frank Chiodo | Sheet Metal Contractors of Iowa | Supporting | GA88 |
| Matt Hinch | Sheet Metal Contractors of Iowa | Supporting | GA88 |
| Sara Allen | Sheet Metal Contractors of Iowa | Supporting | GA88 |