| Dustin Blythe | AT & T | Supporting | GA88 |
| Jeffrey Boeyink | AT & T | Supporting | GA88 |
| Mark Joyce | AT & T | Supporting | GA88 |
| Drew Kamp | Ames Chamber of Commerce | 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 |
| Jon Murphy | City of Coralville | Opposing | GA88 |
| Tom Cope | City of Coralville | Opposing | GA88 |
| Alex Hassel | City of Des Moines | Undecided | GA88 |
| Alex Hassel | City of Des Moines | Withdrawn | GA88 |
| Alex Hassel | City of Des Moines | Opposing | GA88 |
| Doug Struyk | City of Des Moines | Undecided | GA88 |
| Doug Struyk | City of Des Moines | Opposing | GA88 |
| Jen Schulte | City of Des Moines | Undecided | GA88 |
| Jen Schulte | City of Des Moines | Opposing | GA88 |
| Jennifer Dorman | City of Des Moines | Undecided | GA88 |
| Jennifer Dorman | City of Des Moines | Opposing | GA88 |
| Jim Carney | City of Des Moines | Undecided | GA88 |
| Jim Carney | City of Des Moines | Opposing | GA88 |
| Jim Obradovich | County Zoning Officials Organiztion | Undecided | GA88 |
| Pete McRoberts | County Zoning Officials Organiztion | Undecided | GA88 |
| Robert Mulqueen | County Zoning Officials Organiztion | Undecided | GA88 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA88 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA88 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA88 |
| Katie Graham | Greater Des Moines Partnership | Undecided | GA88 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA88 |
| Maddie Wilcox | Grow Clinton County | Undecided | GA88 |
| Threase Harms | Grow Clinton County | Undecided | 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 |
| 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 |
| Timothy Whipple | Iowa Association of Municipal Utilities | Undecided | GA88 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA88 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA88 |
| Katie Graham | Iowa Chamber Alliance | Undecided | GA88 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA88 |
| Alan Kemp | Iowa League of Cities | Undecided | GA88 |
| Alan Kemp | Iowa League of Cities | Opposing | GA88 |
| Daniel Stalder | Iowa League of Cities | Undecided | GA88 |
| Daniel Stalder | Iowa League of Cities | Opposing | GA88 |
| Robert Palmer | Iowa League of Cities | Undecided | GA88 |
| Robert Palmer | Iowa League of Cities | Opposing | GA88 |
| Jim Obradovich | Iowa Public Airports Association | Undecided | GA88 |
| Pete McRoberts | Iowa Public Airports Association | Undecided | GA88 |
| Robert Mulqueen | Iowa Public Airports Association | Undecided | GA88 |
| Emily Piper | Iowa Rural Water Association | Supporting | GA88 |
| Jamie Cashman | Iowa State Association of Counties | Opposing | GA88 |
| Kristi Harshbarger | Iowa State Association of Counties | Opposing | GA88 |
| Lucas Beenken | Iowa State Association of Counties | Opposing | GA88 |
| William Peterson | Iowa State Association of Counties | Opposing | 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 |
| 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 |
| Taylor Teepell | Lumen | Supporting | GA88 |
| Doug Struyk | Mediacom Communications Corporation | Undecided | GA88 |
| Jennifer Dorman | Mediacom Communications Corporation | Undecided | GA88 |
| Jim Carney | Mediacom Communications Corporation | Undecided | GA88 |
| Michael Triplett | T-Mobile | Supporting | GA88 |
| Brian Johnson | U.S. Cellular | Supporting | GA88 |
| Christopher Rants | U.S. Cellular | Supporting | GA88 |
| John Cacciatore | U.S. Cellular | Supporting | GA88 |
| Justin Hupfer | U.S. Cellular | Supporting | GA88 |
| Gary Grant | Urban County Coalition | Undecided | GA88 |
| Larry Murphy | Urban County Coalition | Undecided | GA88 |
| Meghan Malloy | Urban County Coalition | Undecided | GA88 |
| Cyndi Pederson | Verizon Corporation and Affiliated Companies | Supporting | GA88 |
| John Pederson | Verizon Corporation and Affiliated Companies | Supporting | GA88 |
| Courtney Craig | Windstream Communications Corporation | Undecided | GA88 |
| Robert Weiser | Windstream Communications Corporation | Undecided | GA88 |