| Gary Grant | Cedar Rapids Metro Economic Alliance | Opposing | GA87 |
| Doug Struyk | City of Des Moines | Opposing | GA87 |
| Jen Schulte | City of Des Moines | Opposing | GA87 |
| Jim Carney | City of Des Moines | Opposing | GA87 |
| Shannon Henson | City of Des Moines | Opposing | GA87 |
| Doug Struyk | City of Waukee | Undecided | GA87 |
| Jim Carney | City of Waukee | Undecided | GA87 |
| Shannon Henson | City of Waukee | Undecided | GA87 |
| Barry Gentry | Dubuque Area Chamber of Commerce | Opposing | GA87 |
| Andrea Woodard | Greater Des Moines Partnership | Opposing | GA87 |
| Brad Epperly | Greater Des Moines Partnership | Opposing | GA87 |
| Dustin Miller | Greater Des Moines Partnership | Opposing | GA87 |
| Joe Murphy | Greater Des Moines Partnership | Opposing | GA87 |
| Paige Thorson | Greater Des Moines Partnership | Opposing | GA87 |
| Paula Dierenfeld | Greater Des Moines Partnership | Opposing | GA87 |
| Dane Schumann | Grow Clinton County | Opposing | GA87 |
| Emily Hockins | Grow Clinton County | Opposing | GA87 |
| Threase Harms | Grow Clinton County | Opposing | GA87 |
| Emily Piper | Iowa Association of School Boards | Supporting | GA87 |
| Phil Jeneary | Iowa Association of School Boards | Supporting | GA87 |
| Brad Epperly | Iowa Chamber Alliance | Opposing | GA87 |
| Dustin Miller | Iowa Chamber Alliance | Opposing | GA87 |
| John Stineman | Iowa Chamber Alliance | Opposing | GA87 |
| Paige Thorson | Iowa Chamber Alliance | Opposing | GA87 |
| Paula Dierenfeld | Iowa Chamber Alliance | Opposing | GA87 |
| Ryan Sempf | Iowa City Area Chamber of Commerce | Opposing | GA87 |
| Brad Epperly | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Dustin Miller | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Paige Thorson | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Paula Dierenfeld | Iowa Society of Certified Public Accountants | Undecided | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Opposing | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA87 |
| William Peterson | Iowa State Association of Counties | Opposing | GA87 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA87 |
| Jim Carney | Iowa State Bar Association | Undecided | GA87 |
| Shannon Henson | Iowa State Bar Association | Undecided | GA87 |
| Brad Hudson | Iowa State Education Association | Undecided | GA87 |
| Melissa Peterson | Iowa State Education Association | Undecided | GA87 |
| Mike Heller | Iowa Talented and Gifted Association | Undecided | GA87 |
| Paula Feltner | Iowa Talented and Gifted Association | Undecided | GA87 |
| Ernie Adkison | Iowans for Tax Relief | Supporting | GA87 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Opposing | GA87 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Opposing | GA87 |
| Henry Marquard | Quad Cities Chamber of Commerce | Opposing | GA87 |
| Margaret Buckton | Rural School Advocates of Iowa | Supporting | GA87 |
| Lewis Finch | Urban Education Network of Iowa | Supporting | GA87 |
| Margaret Buckton | Urban Education Network of Iowa | Supporting | GA87 |