| Mazie Stilwell | AFSCME Iowa Council 61 | Undecided | GA88 |
| Morgan Miller | AFSCME Iowa Council 61 | Undecided | GA88 |
| Jeff Smith | Agribusiness Association of Iowa | Supporting | GA88 |
| Jerry Fitzgerald | Agribusiness Association of Iowa | Supporting | GA88 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Supporting | GA88 |
| Matt Fitzgerald | Agribusiness Association of Iowa | Supporting | GA88 |
| Drew Kamp | Ames Chamber of Commerce | Undecided | GA88 |
| Christopher Riley | Archer Daniels Midland Company | Undecided | GA88 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA88 |
| Kristin Bauer | Board of Regents, State of Iowa | Undecided | GA88 |
| Mark Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| MIke Delaney | Citizens For A Healthy Iowa | Opposing | GA88 |
| David Caris | Community Bankers of Iowa | Opposing | GA88 |
| Dane Schumann | Des Moines Water Works | Undecided | GA88 |
| Maddie Wilcox | Des Moines Water Works | Undecided | GA88 |
| Threase Harms | Des Moines Water Works | Undecided | GA88 |
| Dane Schumann | Easter Seals Iowa | Undecided | GA88 |
| Maddie Wilcox | Easter Seals Iowa | Undecided | GA88 |
| Threase Harms | Easter Seals Iowa | Undecided | GA88 |
| John Cacciatore | Farm Credit Service of America | Undecided | GA88 |
| Justin Hupfer | Farm Credit Service of America | 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 |
| Joe Murphy | Greater Des Moines Partnership | Undecided | GA88 |
| Katie Graham | Greater Des Moines Partnership | Undecided | GA88 |
| Paula Dierenfeld | Greater Des Moines Partnership | Undecided | GA88 |
| Brad Epperly | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Dustin Miller | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Katie Graham | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Paula Dierenfeld | Helena Agri-Enterprises, LLC | Undecided | GA88 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Drew Wynes | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA88 |
| Amy Campbell | Iowa Association of County Conservation Boards | Undecided | GA88 |
| Craig Patterson | Iowa Association of County Conservation Boards | Undecided | GA88 |
| Robert Hartwig | Iowa Bankers Association | Undecided | GA88 |
| Robert Hartwig | Iowa Bankers Association | Opposing | GA88 |
| Sharon Presnall | Iowa Bankers Association | Undecided | GA88 |
| Sharon Presnall | Iowa Bankers Association | Opposing | GA88 |
| Kellie Paschke | Iowa Cattlemen's Association | Undecided | GA88 |
| Troy Skinner | Iowa Cattlemen's Association | Undecided | GA88 |
| Brad Epperly | Iowa Chamber Alliance | Undecided | GA88 |
| Dustin Miller | Iowa Chamber Alliance | Undecided | GA88 |
| John Stineman | Iowa Chamber Alliance | Undecided | GA88 |
| Katie Graham | Iowa Chamber Alliance | Undecided | GA88 |
| Paula Dierenfeld | Iowa Chamber Alliance | Undecided | GA88 |
| Pam Mackey-Taylor | Iowa Chapter of Sierra Club | Undecided | GA88 |
| Mike Heller | Iowa Conservation Alliance | Undecided | GA88 |
| Paula Feltner | Iowa Conservation Alliance | Undecided | GA88 |
| Jeff Smith | Iowa Corn Growers Association | Supporting | GA88 |
| Jeff Smith | Iowa Corn Growers Association | Undecided | GA88 |
| Jerry Fitzgerald | Iowa Corn Growers Association | Supporting | GA88 |
| Jerry Fitzgerald | Iowa Corn Growers Association | Undecided | GA88 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association | Supporting | GA88 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association | Undecided | GA88 |
| Matt Fitzgerald | Iowa Corn Growers Association | Supporting | GA88 |
| Matt Fitzgerald | Iowa Corn Growers Association | Undecided | GA88 |
| Mindy Poldberg | Iowa Corn Growers Association | Supporting | GA88 |
| Mindy Poldberg | Iowa Corn Growers Association | Undecided | GA88 |
| Gracie Brandsgard | Iowa Credit Union League | Undecided | GA88 |
| Justin Hupfer | Iowa Credit Union League | Undecided | GA88 |
| Jake Swanson | Iowa Dept. of Agriculture | Undecided | GA88 |
| Sara Throener | Iowa Dept. of Inspections and Appeals | Undecided | GA88 |
| Adam Schnieders | Iowa Dept. of Natural Resources | Undecided | GA88 |
| Tammie Krausman | Iowa Dept. of Natural Resources | Undecided | GA88 |
| Doug Struyk | Iowa Drainage District Association | Undecided | GA88 |
| Jennifer Dorman | Iowa Drainage District Association | Undecided | GA88 |
| Jim Carney | Iowa Drainage District Association | Undecided | GA88 |
| John Torbert | Iowa Drainage District Association | Supporting | GA88 |
| Mona Bond | Iowa Drainage District Association | Supporting | GA88 |
| Dane Schumann | Iowa Environmental Council | Opposing | GA88 |
| Dane Schumann | Iowa Environmental Council | Undecided | GA88 |
| Maddie Wilcox | Iowa Environmental Council | Opposing | GA88 |
| Maddie Wilcox | Iowa Environmental Council | Undecided | GA88 |
| Threase Harms | Iowa Environmental Council | Opposing | GA88 |
| Threase Harms | Iowa Environmental Council | Undecided | GA88 |
| Jim Obradovich | Iowa Environmental Health Association | Opposing | GA88 |
| Pete McRoberts | Iowa Environmental Health Association | Opposing | GA88 |
| Robert Mulqueen | Iowa Environmental Health Association | Opposing | GA88 |
| Dane Schumann | Iowa Farmers Union | Undecided | GA88 |
| Maddie Wilcox | Iowa Farmers Union | Undecided | GA88 |
| Threase Harms | Iowa Farmers Union | Undecided | GA88 |
| Kate Walton | Iowa Harness Horsemen's Association | Undecided | GA88 |
| Matt Eide | Iowa Harness Horsemen's Association | Undecided | GA88 |
| Bobby Martens | Iowa Institute for Cooperatives | Supporting | GA88 |
| Katie Hall | Iowa Institute for Cooperatives | Supporting | GA88 |
| Mike St. Clair | Iowa Institute for Cooperatives | Supporting | GA88 |
| Amy Campbell | Iowa Natural Heritage Foundation | Undecided | GA88 |
| Craig Patterson | Iowa Natural Heritage Foundation | Undecided | GA88 |
| Jim Obradovich | Iowa Nurses Association | Supporting | GA88 |
| Jim Obradovich | Iowa Nurses Association | Undecided | GA88 |
| Pete McRoberts | Iowa Nurses Association | Undecided | GA88 |
| Robert Mulqueen | Iowa Nurses Association | Supporting | GA88 |
| Robert Mulqueen | Iowa Nurses Association | Undecided | GA88 |
| Drew Mogler | Iowa Pork Producers Association | Undecided | GA88 |
| Jeff Smith | Iowa Pork Producers Association | Undecided | GA88 |
| Jerry Fitzgerald | Iowa Pork Producers Association | Undecided | GA88 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association | Undecided | GA88 |
| Matt Fitzgerald | Iowa Pork Producers Association | Undecided | GA88 |
| Jill Altringer | Iowa Poultry Association | Supporting | GA88 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Undecided | GA88 |
| Paula Feltner | Iowa Renewable Fuels Association (IRF) | Undecided | GA88 |
| Dane Schumann | Iowa Rivers Revival | Undecided | GA88 |
| Maddie Wilcox | Iowa Rivers Revival | Undecided | GA88 |
| Threase Harms | Iowa Rivers Revival | Undecided | GA88 |
| Emily Piper | Iowa Rural Water Association | Undecided | GA88 |
| Jim Obradovich | Iowa Society of Solid Waste Operations (ISOSWO) | Undecided | GA88 |
| Pete McRoberts | Iowa Society of Solid Waste Operations (ISOSWO) | Undecided | GA88 |
| Robert Mulqueen | Iowa Society of Solid Waste Operations (ISOSWO) | Undecided | GA88 |
| Jill Altringer | Iowa Soybean Association | Supporting | GA88 |
| Jamie Cashman | Iowa State Association of Counties | Undecided | GA88 |
| Kristi Harshbarger | Iowa State Association of Counties | Undecided | GA88 |
| Lucas Beenken | Iowa State Association of Counties | Undecided | GA88 |
| William Peterson | Iowa State Association of Counties | Undecided | GA88 |
| Jamie Cashman | Iowa State Association of County Supervisors | Undecided | GA88 |
| Kristi Harshbarger | Iowa State Association of County Supervisors | Undecided | GA88 |
| Lucas Beenken | Iowa State Association of County Supervisors | Undecided | GA88 |
| William Peterson | Iowa State Association of County Supervisors | Undecided | GA88 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA88 |
| Doug Struyk | Iowa State Bar Association | Opposing | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Undecided | GA88 |
| Jennifer Dorman | Iowa State Bar Association | Opposing | GA88 |
| Jim Carney | Iowa State Bar Association | Undecided | GA88 |
| Jim Carney | Iowa State Bar Association | Opposing | GA88 |
| Jill Altringer | Iowa State Dairy Association | Supporting | GA88 |
| Mike Heller | Iowa State Snowmobile Association | Undecided | GA88 |
| Paula Feltner | Iowa State Snowmobile Association | Undecided | GA88 |
| Jill Altringer | Iowa Turkey Federation | Supporting | GA88 |
| Doug Struyk | Iowa Veterinary Medical Association | Undecided | GA88 |
| Jennifer Dorman | Iowa Veterinary Medical Association | Undecided | GA88 |
| Jim Carney | Iowa Veterinary Medical Association | Undecided | GA88 |
| Kate Walton | Iowa Wine Growers Association | Supporting | GA88 |
| Matt Eide | Iowa Wine Growers Association | Supporting | GA88 |
| MIke Delaney | Izaak Walton League - Iowa Division | Opposing | GA88 |
| Gary Grant | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA88 |
| Larry Murphy | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA88 |
| Meghan Malloy | Lake Delhi Combined Water Quality & Recreational Facility District | Undecided | GA88 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA88 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA88 |
| Amy Campbell | Loess Hills Alliance | Undecided | GA88 |
| Craig Patterson | Loess Hills Alliance | Undecided | GA88 |
| Mona Bond | Manatts Inc. | Undecided | GA88 |
| Jim Obradovich | Mental Health America | Supporting | GA88 |
| Robert Mulqueen | Mental Health America | Supporting | GA88 |
| Brad Epperly | Monsanto Company | Undecided | GA88 |
| Dustin Miller | Monsanto Company | Undecided | GA88 |
| Katie Graham | Monsanto Company | Undecided | GA88 |
| Kate Walton | POET, LLC | Undecided | GA88 |
| Matt Eide | POET, LLC | Undecided | GA88 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA88 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA88 |
| MIke Delaney | Raccoon River Watershed Association | Opposing | GA88 |
| Christopher Rants | State Police Officers Council | Undecided | GA88 |
| John Cacciatore | State Police Officers Council | Undecided | GA88 |
| Jeff Smith | Thermostat Recycling Corporation c/o MultiState Associates Inc. | Supporting | GA88 |
| Jerry Fitzgerald | Thermostat Recycling Corporation c/o MultiState Associates Inc. | Supporting | GA88 |
| Maggie Smith-Fitzgerald | Thermostat Recycling Corporation c/o MultiState Associates Inc. | Supporting | GA88 |
| Matt Fitzgerald | Thermostat Recycling Corporation c/o MultiState Associates Inc. | Supporting | GA88 |
| Amy Campbell | Travel Federation of Iowa | Undecided | GA88 |
| Craig Patterson | Travel Federation of Iowa | Undecided | GA88 |
| Doug Struyk | Wells Fargo & Company | Undecided | GA88 |
| Doug Struyk | Wells Fargo & Company | Opposing | GA88 |
| Jennifer Dorman | Wells Fargo & Company | Undecided | GA88 |
| Jennifer Dorman | Wells Fargo & Company | Opposing | GA88 |
| Jim Carney | Wells Fargo & Company | Undecided | GA88 |
| Jim Carney | Wells Fargo & Company | Opposing | GA88 |