| Ted Stopulos | Alliant Energy Corporation | Supporting | GA89 |
| Tony Phillips | Black Hills Energy | Undecided | GA89 |
| Barbra Solberg | Cedar Rapids Metro Economic Alliance | Supporting | GA89 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Supporting | GA89 |
| Drew Kamp | Council Bluffs Chamber of Commerce | Supporting | GA89 |
| Josh Mandelbaum | Environmental Law and Policy Center | Undecided | GA89 |
| Steve Falck | Environmental Law and Policy Center | Undecided | GA89 |
| Andrea Woodard | Greater Des Moines Partnership | Undecided | GA89 |
| Brad Epperly | Greater Des Moines Partnership | Undecided | GA89 |
| Dustin Miller | Greater Des Moines Partnership | Undecided | GA89 |
| Kate Walton | Grow Clinton County | Undecided | GA89 |
| Madeleine Bradley | Grow Clinton County | Undecided | GA89 |
| Matt Eide | Grow Clinton County | Undecided | GA89 |
| David Adelman | Hubbell Realty Company | Undecided | GA89 |
| Frank Chiodo | Hubbell Realty Company | Undecided | GA89 |
| Lillie Brady | Hubbell Realty Company | Undecided | GA89 |
| Matt Hinch | Hubbell Realty Company | Undecided | GA89 |
| Sara Allen | Hubbell Realty Company | Undecided | GA89 |
| Andy Conlin | Invenergy | Undecided | GA89 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Supporting | GA89 |
| John Davis | Iowa Association of Business and Industry (ABI) | Supporting | GA89 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA89 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA89 |
| Steffi Lee | Iowa Association of Business and Industry (ABI) | Supporting | GA89 |
| Kevin Condon | Iowa Association of Electric Cooperatives | Supporting | GA89 |
| Alex Cutchey | Iowa Association of Municipal Utilities | Supporting | GA89 |
| Mike Rozenboom | Iowa Bankers Association | Undecided | GA89 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA89 |
| Joe Murphy | Iowa Business Council | Supporting | GA89 |
| Brad Epperly | Iowa Chamber Alliance | Supporting | GA89 |
| Dustin Miller | Iowa Chamber Alliance | Supporting | GA89 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA89 |
| Gracie Brandsgard | Iowa Credit Union League | Supporting | GA89 |
| Justin Hupfer | Iowa Credit Union League | Supporting | GA89 |
| Deanna Triplett | Iowa Economic Development Authority | Supporting | GA89 |
| Chelsea Hoye | Iowa Environmental Council | Supporting | GA89 |
| Emilee Harris-Puricelli | Iowa Environmental Council | Supporting | GA89 |
| Threase Harms | Iowa Environmental Council | Supporting | GA89 |
| Bob Rafferty | Iowa Housing Partnership | Supporting | GA89 |
| Nick Laning | Iowa Housing Partnership | Supporting | GA89 |
| Irene DeMaris | Iowa Interfaith Power & Light | Supporting | GA89 |
| Irene DeMaris | Iowa Interfaith Power & Light | Undecided | GA89 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA89 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA89 |
| Jim Carney | Iowa State Bar Association | Undecided | GA89 |
| Geri Huser | Iowa Utilities Board | Undecided | GA89 |
| Maison Bleam | Iowa Utilities Board | Undecided | GA89 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA89 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA89 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA89 |
| Kellie Paschke | Marion County Board of Supervisors | Undecided | GA89 |
| Kelly Meyers | Marion County Board of Supervisors | Undecided | GA89 |
| Logan Murray | Marion County Board of Supervisors | Undecided | GA89 |
| Troy Skinner | Marion County Board of Supervisors | Undecided | GA89 |
| David Adelman | Metropolitan Coalition | Undecided | GA89 |
| Frank Chiodo | Metropolitan Coalition | Undecided | GA89 |
| Lillie Brady | Metropolitan Coalition | Undecided | GA89 |
| Matt Hinch | Metropolitan Coalition | Undecided | GA89 |
| Sara Allen | Metropolitan Coalition | Undecided | GA89 |
| David Adelman | MidAmerican Energy Company | Supporting | GA89 |
| Frank Chiodo | MidAmerican Energy Company | Supporting | GA89 |
| Lillie Brady | MidAmerican Energy Company | Supporting | GA89 |
| Matt Hinch | MidAmerican Energy Company | Supporting | GA89 |
| Onnalee Gettler | MidAmerican Energy Company | Supporting | GA89 |
| Sara Allen | MidAmerican Energy Company | Supporting | GA89 |
| Kate Walton | Missouri River Energy Services | Undecided | GA89 |
| Madeleine Bradley | Missouri River Energy Services | Undecided | GA89 |
| Matt Eide | Missouri River Energy Services | Undecided | GA89 |
| Sydney Gangestad | Principal Financial Group | Supporting | GA89 |
| Tim Coonan | Principal Financial Group | Supporting | GA89 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Supporting | GA89 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA89 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Supporting | GA89 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA89 |
| Sydney Gangestad | Technology Association of Iowa | Undecided | GA89 |
| Tim Coonan | Technology Association of Iowa | Undecided | GA89 |
| Gary Grant | Urban County Coalition | Undecided | GA89 |
| Larry Murphy | Urban County Coalition | Undecided | GA89 |
| Meghan Malloy | Urban County Coalition | Undecided | GA89 |
| Kate Walton | Weinberg Investments, Inc. | Undecided | GA89 |
| Madeleine Bradley | Weinberg Investments, Inc. | Undecided | GA89 |
| Matt Eide | Weinberg Investments, Inc. | Undecided | GA89 |