| David Adelman | Ag Processing Inc a cooperative | Undecided | GA87 |
| Frank Chiodo | Ag Processing Inc a cooperative | Undecided | GA87 |
| Matt Hinch | Ag Processing Inc a cooperative | Undecided | GA87 |
| Sara Allen | Ag Processing Inc a cooperative | Undecided | GA87 |
| Jeff Smith | Agribusiness Association of Iowa | Undecided | GA87 |
| Jerry Fitzgerald | Agribusiness Association of Iowa | Undecided | GA87 |
| Jonathan DeReus | Agribusiness Association of Iowa | Undecided | GA87 |
| Maggie Smith-Fitzgerald | Agribusiness Association of Iowa | Undecided | GA87 |
| Matt Fitzgerald | Agribusiness Association of Iowa | Undecided | GA87 |
| Julie Vande Hoef | Alliant Energy Corporation | Undecided | GA87 |
| seth Johnson | American Heart Association | Supporting | GA87 |
| seth Johnson | American Heart Association | Undecided | GA87 |
| Drew Kamp | Ames Chamber of Commerce | Supporting | GA87 |
| Bruce Rastetter | Board of Regents, State of Iowa | Undecided | GA87 |
| Katie Mulholland | Board of Regents, State of Iowa | Undecided | GA87 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA87 |
| Kristin Failor | Board of Regents, State of Iowa | Undecided | GA87 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA87 |
| Robert Donley | Board of Regents, State of Iowa | Undecided | GA87 |
| Gary Grant | Cedar Rapids Metro Economic Alliance | Undecided | GA87 |
| MIke Delaney | Citizens For A Healthy Iowa | Supporting | GA87 |
| MIke Delaney | Citizens For A Healthy Iowa | Undecided | GA87 |
| Gary Grant | City of Cedar Rapids | Undecided | GA87 |
| Larry Murphy | City of Cedar Rapids | Undecided | GA87 |
| Meghan Malloy | City of Cedar Rapids | Undecided | GA87 |
| Doug Struyk | City of Des Moines | Undecided | GA87 |
| Jen Schulte | City of Des Moines | Undecided | GA87 |
| Jim Carney | City of Des Moines | Undecided | GA87 |
| Shannon Henson | City of Des Moines | Undecided | GA87 |
| Jim Obradovich | Commercial Fishing and Aquaculture Association | Undecided | GA87 |
| Pete McRoberts | Commercial Fishing and Aquaculture Association | Undecided | GA87 |
| Robert Mulqueen | Commercial Fishing and Aquaculture Association | Undecided | GA87 |
| Jim Obradovich | Conservation Districts of Iowa | Undecided | GA87 |
| Connor Slack | Des Moines Water Works | Undecided | GA87 |
| Dane Schumann | Des Moines Water Works | Undecided | GA87 |
| Emily Hockins | Des Moines Water Works | Undecided | GA87 |
| Threase Harms | Des Moines Water Works | Undecided | GA87 |
| Mark Joyce | DuPont Businesses | Undecided | GA87 |
| Barry Gentry | Dubuque Area Chamber of Commerce | Supporting | GA87 |
| Josh Mandelbaum | Environmental Law and Policy Center | Supporting | GA87 |
| Josh Mandelbaum | Environmental Law and Policy Center | Undecided | GA87 |
| Steve Falck | Environmental Law and Policy Center | Supporting | GA87 |
| Steve Falck | Environmental Law and Policy Center | Undecided | GA87 |
| Andrea Woodard | Greater Des Moines Partnership | Supporting | GA87 |
| Brad Epperly | Greater Des Moines Partnership | Supporting | GA87 |
| Dustin Miller | Greater Des Moines Partnership | Supporting | GA87 |
| Joe Murphy | Greater Des Moines Partnership | Supporting | GA87 |
| Paige Thorson | Greater Des Moines Partnership | Supporting | GA87 |
| Paula Dierenfeld | Greater Des Moines Partnership | Supporting | GA87 |
| Eric Goranson | Iowa Alliance of Surety Companies | Undecided | GA87 |
| Eric Goranson | Iowa Alliance of Surety Companies | Opposing | GA87 |
| Karla Fultz McHenry | Iowa Alliance of Surety Companies | Undecided | GA87 |
| Karla Fultz McHenry | Iowa Alliance of Surety Companies | Opposing | GA87 |
| Michael Triplett | Iowa Alliance of Surety Companies | Undecided | GA87 |
| Michael Triplett | Iowa Alliance of Surety Companies | Opposing | GA87 |
| Bob Rafferty | Iowa American Water Co. | Undecided | GA87 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Supporting | GA87 |
| Amy Campbell | Iowa Association of County Conservation Boards | Supporting | GA87 |
| Amy Campbell | Iowa Association of County Conservation Boards | Undecided | GA87 |
| Craig Patterson | Iowa Association of County Conservation Boards | Supporting | GA87 |
| Craig Patterson | Iowa Association of County Conservation Boards | Undecided | GA87 |
| Julie Smith | Iowa Association of Municipal Utilities | Supporting | GA87 |
| Timothy Whipple | Iowa Association of Municipal Utilities | Supporting | GA87 |
| Linda Kinman | Iowa Association of Water Agencies | Undecided | GA87 |
| Eric Tabor | Iowa Attorney General Dept. of Justice | Supporting | GA87 |
| Brad Epperly | Iowa Chamber Alliance | Supporting | GA87 |
| Dustin Miller | Iowa Chamber Alliance | Supporting | GA87 |
| John Stineman | Iowa Chamber Alliance | Supporting | GA87 |
| Paige Thorson | Iowa Chamber Alliance | Supporting | GA87 |
| Paula Dierenfeld | Iowa Chamber Alliance | Supporting | GA87 |
| Deborah Neustadt | Iowa Chapter of Sierra Club | Opposing | GA87 |
| Jess Mazour | Iowa Citizens for Community Improvement Action Fund | Opposing | GA87 |
| Jeff Smith | Iowa Corn Growers Association(ICG) | Undecided | GA87 |
| Jeff Smith | Iowa Corn Growers Association(ICG) | Supporting | GA87 |
| Jerry Fitzgerald | Iowa Corn Growers Association(ICG) | Undecided | GA87 |
| Jerry Fitzgerald | Iowa Corn Growers Association(ICG) | Supporting | GA87 |
| Jonathan DeReus | Iowa Corn Growers Association(ICG) | Supporting | GA87 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association(ICG) | Undecided | GA87 |
| Maggie Smith-Fitzgerald | Iowa Corn Growers Association(ICG) | Supporting | GA87 |
| Matt Fitzgerald | Iowa Corn Growers Association(ICG) | Undecided | GA87 |
| Matt Fitzgerald | Iowa Corn Growers Association(ICG) | Supporting | GA87 |
| Mindy Poldberg | Iowa Corn Growers Association(ICG) | Undecided | GA87 |
| Mindy Poldberg | Iowa Corn Growers Association(ICG) | Supporting | GA87 |
| Matt Gronewald | Iowa Dept. of Agriculture | Opposing | GA87 |
| Sharon Tahtinen | Iowa Dept. of Natural Resources | Undecided | GA87 |
| Doug Struyk | Iowa Drainage District Association | Supporting | GA87 |
| Doug Struyk | Iowa Drainage District Association | Undecided | GA87 |
| Jennifer Dorman | Iowa Drainage District Association | Supporting | GA87 |
| Jim Carney | Iowa Drainage District Association | Supporting | GA87 |
| Jim Carney | Iowa Drainage District Association | Undecided | GA87 |
| John Torbert | Iowa Drainage District Association | Supporting | GA87 |
| John Torbert | Iowa Drainage District Association | Withdrawn | GA87 |
| John Torbert | Iowa Drainage District Association | Undecided | GA87 |
| Mona Bond | Iowa Drainage District Association | Supporting | GA87 |
| Mona Bond | Iowa Drainage District Association | Undecided | GA87 |
| Shannon Henson | Iowa Drainage District Association | Supporting | GA87 |
| Shannon Henson | Iowa Drainage District Association | Undecided | GA87 |
| Kerri Johannsen | Iowa Environmental Council | Supporting | GA87 |
| Kerri Johannsen | Iowa Environmental Council | Undecided | GA87 |
| Ralph Rosenberg | Iowa Environmental Council | Supporting | GA87 |
| Ralph Rosenberg | Iowa Environmental Council | Undecided | GA87 |
| Jim Obradovich | Iowa Environmental Health Association | Undecided | GA87 |
| Pete McRoberts | Iowa Environmental Health Association | Undecided | GA87 |
| Robert Mulqueen | Iowa Environmental Health Association | Undecided | GA87 |
| Don Petersen | Iowa Farm Bureau Federation | Undecided | GA87 |
| Marty Schwager | Iowa Farm Bureau Federation | Undecided | GA87 |
| Matthew Steinfeldt | Iowa Farm Bureau Federation | Undecided | GA87 |
| Connor Slack | Iowa Farmers Union | Undecided | GA87 |
| Dane Schumann | Iowa Farmers Union | Undecided | GA87 |
| Emily Hockins | Iowa Farmers Union | Undecided | GA87 |
| Threase Harms | Iowa Farmers Union | Undecided | GA87 |
| Wes Peterson | Iowa Finance Authority | Undecided | GA87 |
| Alan Kemp | Iowa League of Cities | Supporting | GA87 |
| Lindsey McCune | Iowa League of Cities | Supporting | GA87 |
| Robert Palmer | Iowa League of Cities | Supporting | GA87 |
| Amy Campbell | Iowa Natural Heritage Foundation | Supporting | GA87 |
| Amy Campbell | Iowa Natural Heritage Foundation | Undecided | GA87 |
| Craig Patterson | Iowa Natural Heritage Foundation | Supporting | GA87 |
| Craig Patterson | Iowa Natural Heritage Foundation | Undecided | GA87 |
| Jeff Smith | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Jerry Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Jonathan DeReus | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Maggie Smith-Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Matt Fitzgerald | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Tyler Bettin | Iowa Pork Producers Association (IPP) | Undecided | GA87 |
| Connor Slack | Iowa Rivers Revival | Undecided | GA87 |
| Dane Schumann | Iowa Rivers Revival | Undecided | GA87 |
| Emily Hockins | Iowa Rivers Revival | Undecided | GA87 |
| Threase Harms | Iowa Rivers Revival | Undecided | GA87 |
| Emily Piper | Iowa Rural Water Association | Supporting | GA87 |
| Emily Piper | Iowa Rural Water Association | Undecided | GA87 |
| Carol Balvanz | Iowa Soybean Association | Supporting | GA87 |
| Jill Altringer | Iowa Soybean Association | Supporting | GA87 |
| Jamie Cashman | Iowa State Association of Counties | Supporting | GA87 |
| Kristi Harshbarger | Iowa State Association of Counties | Supporting | GA87 |
| Lucas Beenken | Iowa State Association of Counties | Supporting | GA87 |
| William Peterson | Iowa State Association of Counties | Supporting | GA87 |
| William Heckroth | Iowa State Association of County Supervisors | Supporting | GA87 |
| Brad Epperly | Iowa Water Well Association | Undecided | GA87 |
| Dustin Miller | Iowa Water Well Association | Undecided | GA87 |
| Paige Thorson | Iowa Water Well Association | Undecided | GA87 |
| Paula Dierenfeld | Iowa Water Well Association | Undecided | GA87 |
| MIke Delaney | Izaak Walton League - Iowa Division | Supporting | GA87 |
| MIke Delaney | Izaak Walton League - Iowa Division | Undecided | GA87 |
| Amy Campbell | League of Women Voters of Iowa | Undecided | GA87 |
| Craig Patterson | League of Women Voters of Iowa | Undecided | GA87 |
| Brad Epperly | Lewis and Clark Regional Water System | Undecided | GA87 |
| Dustin Miller | Lewis and Clark Regional Water System | Undecided | GA87 |
| Paige Thorson | Lewis and Clark Regional Water System | Undecided | GA87 |
| Paula Dierenfeld | Lewis and Clark Regional Water System | Undecided | GA87 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA87 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA87 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA87 |
| Lyle Krewson | Lutheran Services in IA, Inc. | Undecided | GA87 |
| Chad Kleppe | Master Builders of Iowa | Undecided | GA87 |
| Chad Kleppe | Master Builders of Iowa | Opposing | GA87 |
| Julie Smith | Master Builders of Iowa | Undecided | GA87 |
| Julie Smith | Master Builders of Iowa | Opposing | GA87 |
| David Adelman | Metropolitan Coalition | Undecided | GA87 |
| Frank Chiodo | Metropolitan Coalition | Undecided | GA87 |
| Matt Hinch | Metropolitan Coalition | Undecided | GA87 |
| Sara Allen | Metropolitan Coalition | Undecided | GA87 |
| Brad Epperly | Monsanto Company | Undecided | GA87 |
| Dustin Miller | Monsanto Company | Undecided | GA87 |
| Paige Thorson | Monsanto Company | Undecided | GA87 |
| Amy Campbell | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Craig Patterson | Professional Developers of Iowa (PDI) | Undecided | GA87 |
| Henry Marquard | Quad Cities Chamber of Commerce | Supporting | GA87 |
| MIke Delaney | Raccoon River Watershed Association | Supporting | GA87 |
| MIke Delaney | Raccoon River Watershed Association | Undecided | GA87 |
| Emily Piper | Rathbun Regional Water Association | Supporting | GA87 |
| Emily Piper | Rathbun Regional Water Association | Withdrawn | GA87 |
| Emily Piper | Rathbun Regional Water Association | Undecided | GA87 |
| Brad Epperly | Resources Environmental Solutions | Undecided | GA87 |
| Dustin Miller | Resources Environmental Solutions | Undecided | GA87 |
| Paige Thorson | Resources Environmental Solutions | Undecided | GA87 |
| Paula Dierenfeld | Resources Environmental Solutions | Undecided | GA87 |
| Doug Struyk | The Nature Conservancy | Supporting | GA87 |
| Doug Struyk | The Nature Conservancy | Undecided | GA87 |
| Jim Carney | The Nature Conservancy | Supporting | GA87 |
| Jim Carney | The Nature Conservancy | Undecided | GA87 |
| Kristin Aschenbrenner | The Nature Conservancy | Supporting | GA87 |
| Shannon Henson | The Nature Conservancy | Supporting | GA87 |
| Shannon Henson | The Nature Conservancy | Undecided | GA87 |
| Amy Campbell | Travel Federation of Iowa | Undecided | GA87 |
| Craig Patterson | Travel Federation of Iowa | Undecided | GA87 |
| Gary Grant | Urban County Coalition | Undecided | GA87 |
| Larry Murphy | Urban County Coalition | Undecided | GA87 |
| Meghan Malloy | Urban County Coalition | Undecided | GA87 |
| Sandra Conlin | Wal-Mart Stores, Inc. | Supporting | GA87 |