| Drew Kamp | Ames Chamber of Commerce | Opposing | GA86 |
| Scott Newhard | Associated General Contractors of Iowa | Undecided | GA86 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Opposing | GA86 |
| Gary Grant | City of Cedar Rapids | Opposing | GA86 |
| Gary Grant | City of Cedar Rapids | Withdrawn | GA86 |
| Gary Grant | City of Cedar Rapids | Undecided | GA86 |
| Larry Murphy | City of Cedar Rapids | Opposing | GA86 |
| Larry Murphy | City of Cedar Rapids | Withdrawn | GA86 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA86 |
| Meghan Malloy | City of Cedar Rapids | Opposing | GA86 |
| Meghan Malloy | City of Cedar Rapids | Withdrawn | GA86 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA86 |
| Brice Oakley | City of Coralville | Undecided | GA86 |
| Don Avenson | City of Coralville | Undecided | GA86 |
| Tom Cope | City of Coralville | Undecided | GA86 |
| Katherine Carlucci | City of Iowa City | Undecided | GA86 |
| Thomas Stanberry | City of Iowa City | Undecided | GA86 |
| Brice Oakley | City of West Des Moines | Undecided | GA86 |
| Don Avenson | City of West Des Moines | Undecided | GA86 |
| Tom Cope | City of West Des Moines | Undecided | GA86 |
| Mark Foster | Greater Burlington Partnership | Undecided | GA86 |
| Andrea Woodard | Greater Des Moines Partnership | Opposing | GA86 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA86 |
| Brad Epperly | Greater Des Moines Partnership | Opposing | GA86 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA86 |
| Joseph Jones | Greater Des Moines Partnership | Opposing | GA86 |
| Joseph Jones | Greater Des Moines Partnership | Undecided | GA86 |
| Paula Dierenfeld | Greater Des Moines Partnership | Opposing | GA86 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA86 |
| Scott Sundstrom | Greater Des Moines Partnership | Opposing | GA86 |
| Scott Sundstrom | Greater Des Moines Partnership | Undecided | GA86 |
| Jerry Fitzgerald | Greater Fort Dodge Growth Alliance | Opposing | GA86 |
| Jerry Fitzgerald | Greater Fort Dodge Growth Alliance | Undecided | GA86 |
| Maggie Smith-Fitzgerald | Greater Fort Dodge Growth Alliance | Opposing | GA86 |
| Maggie Smith-Fitzgerald | Greater Fort Dodge Growth Alliance | Undecided | GA86 |
| Matt Fitzgerald | Greater Fort Dodge Growth Alliance | Opposing | GA86 |
| Matt Fitzgerald | Greater Fort Dodge Growth Alliance | Undecided | GA86 |
| David Adelman | Hubbell Realty Company | Opposing | GA86 |
| Angela Davis | Hy-Vee, Inc. | Undecided | GA86 |
| Bill Wimmer | Hy-Vee, Inc. | Undecided | GA86 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Rachel Geilenfeld | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Zach Dalluge | Iowa Association of Business and Industry (ABI) | Undecided | GA86 |
| Jennifer Kingland | Iowa Association of Realtors | Undecided | GA86 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA86 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA86 |
| Brad Epperly | Iowa Chamber Alliance | Opposing | GA86 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA86 |
| John Stineman | Iowa Chamber Alliance | Opposing | GA86 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA86 |
| Paula Dierenfeld | Iowa Chamber Alliance | Opposing | GA86 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA86 |
| Scott Sundstrom | Iowa Chamber Alliance | Opposing | GA86 |
| Scott Sundstrom | Iowa Chamber Alliance | Undecided | GA86 |
| Don Petersen | Iowa Farm Bureau Federation | Supporting | GA86 |
| Marty Schwager | Iowa Farm Bureau Federation | Supporting | GA86 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Supporting | GA86 |
| Dustin Miller | Iowa League of Cities | Opposing | GA86 |
| Robert Palmer | Iowa League of Cities | Opposing | GA86 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Scott Sundstrom | Iowa Society of Certified Public Accountants | Undecided | GA86 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA86 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA86 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA86 |
| William Peterson | Iowa State Association of Counties | Undecided | GA86 |
| William Heckroth | Iowa State Association of County Supervisors | Undecided | GA86 |
| Jennifer Kingland | Iowa Taxpayers Association | Undecided | GA86 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA86 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA86 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA86 |
| David Adelman | Metropolitan Coalition | Opposing | GA86 |
| Brian Johnson | Polk County - Board of Supervisors | Undecided | GA86 |
| Craig Walter | Polk County - Board of Supervisors | Undecided | GA86 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Opposing | GA86 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA86 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Opposing | GA86 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA86 |
| Gary Grant | Urban County Coalition | Undecided | GA86 |
| Larry Murphy | Urban County Coalition | Undecided | GA86 |
| Meghan Malloy | Urban County Coalition | Undecided | GA86 |