| Jeff Smith | Agribusiness Association of Iowa | Opposing | GA89 |
| Jerry Fitzgerald | Agribusiness Association of Iowa | Opposing | GA89 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Opposing | GA89 |
| Matt Fitzgerald | Agribusiness Association of Iowa | Opposing | GA89 |
| Gary Kay | Cargill | Opposing | GA89 |
| BRITTANY LUMLEY | Community Bankers of Iowa | Supporting | GA89 |
| Charlotte Eby | Community Bankers of Iowa | Supporting | GA89 |
| David Caris | Community Bankers of Iowa | Supporting | GA89 |
| Jeffrey Boeyink | Community Bankers of Iowa | Supporting | GA89 |
| Taylor McDonald | Community Bankers of Iowa | Supporting | GA89 |
| Mark Joyce | Corteva Agriscience | Opposing | GA89 |
| John Cacciatore | Farm Credit Service of America | Undecided | GA89 |
| Justin Hupfer | Farm Credit Service of America | Undecided | GA89 |
| David Adelman | Iowa Bankers Association | Supporting | GA89 |
| Frank Chiodo | Iowa Bankers Association | Supporting | GA89 |
| Jenica Lensmeyer | Iowa Bankers Association | Supporting | GA89 |
| Matt Hinch | Iowa Bankers Association | Supporting | GA89 |
| Mike Rozenboom | Iowa Bankers Association | Supporting | GA89 |
| Sara Allen | Iowa Bankers Association | Supporting | GA89 |
| Sharon Presnall | Iowa Bankers Association | Supporting | GA89 |
| Kellie Paschke | Iowa Cattlemen's Association | Opposing | GA89 |
| Kelly Meyers | Iowa Cattlemen's Association | Opposing | GA89 |
| Logan Murray | Iowa Cattlemen's Association | Opposing | GA89 |
| Troy Skinner | Iowa Cattlemen's Association | Opposing | GA89 |
| Jeff Smith | Iowa Corn Growers Association | Opposing | GA89 |
| Jerry Fitzgerald | Iowa Corn Growers Association | Opposing | GA89 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association | Opposing | GA89 |
| Matt Fitzgerald | Iowa Corn Growers Association | Opposing | GA89 |
| Mindy Poldberg | Iowa Corn Growers Association | Opposing | GA89 |
| Gracie Brandsgard | Iowa Credit Union League | Undecided | GA89 |
| Justin Hupfer | Iowa Credit Union League | Undecided | GA89 |
| Colin Tadlock | Iowa Department of Agriculture & Land Stewardship | Undecided | GA89 |
| Don Petersen | Iowa Farm Bureau Federation | Opposing | GA89 |
| Kevin Kuhle | Iowa Farm Bureau Federation | Opposing | GA89 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Opposing | GA89 |
| Hannah McDowell | Iowa Farmers Union | Opposing | GA89 |
| Hannah McDowell | Iowa Farmers Union | Undecided | GA89 |
| Nick Laning | Iowa Farmers Union | Opposing | GA89 |
| Nick Laning | Iowa Farmers Union | Undecided | GA89 |
| Threase Harms | Iowa Farmers Union | Opposing | GA89 |
| Threase Harms | Iowa Farmers Union | Undecided | GA89 |
| Jake Ketzner | Iowa Greenhouse Growers Association | Undecided | GA89 |
| Larry Blixt | Iowa Greenhouse Growers Association | Undecided | GA89 |
| Gary Grant | Iowa Hemp Association | Undecided | GA89 |
| Larry Murphy | Iowa Hemp Association | Undecided | GA89 |
| Meghan Malloy | Iowa Hemp Association | Undecided | GA89 |
| Bobby Martens | Iowa Institute for Cooperatives | Opposing | GA89 |
| Katie Hall | Iowa Institute for Cooperatives | Opposing | GA89 |
| Mike St. Clair | Iowa Institute for Cooperatives | Opposing | GA89 |
| Drew Mogler | Iowa Pork Producers Association | Opposing | GA89 |
| Jeff Smith | Iowa Pork Producers Association | Opposing | GA89 |
| Jerry Fitzgerald | Iowa Pork Producers Association | Opposing | GA89 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association | Opposing | GA89 |
| Matt Fitzgerald | Iowa Pork Producers Association | Opposing | GA89 |
| Jill Altringer | Iowa Poultry Association | Opposing | GA89 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA89 |
| Nathan Hohnstein | Iowa Renewable Fuels Association (IRF) | Undecided | GA89 |
| Paula Feltner | Iowa Renewable Fuels Association (IRF) | Undecided | GA89 |
| Eric Gookin | Iowa Secretary of State | Undecided | GA89 |
| Michael Dolch | Iowa Soybean Association | Opposing | 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 |
| Jill Altringer | Iowa State Dairy Association | Opposing | GA89 |
| Kate Walton | POET, LLC | Undecided | GA89 |
| Matt Eide | POET, LLC | Undecided | GA89 |
| Doug Struyk | Wells Fargo & Company | Supporting | GA89 |
| Jennifer Dorman | Wells Fargo & Company | Supporting | GA89 |
| Jim Carney | Wells Fargo & Company | Supporting | GA89 |