| Troy Price | AFSCME Iowa Council 61 | Undecided | GA88 |
| Jake Ketzner | Association of Iowa Fairs | Supporting | GA88 |
| Larry Blixt | Association of Iowa Fairs | Supporting | GA88 |
| Chaney Yeast | Blank Childrens Hospital | Undecided | GA88 |
| Carolann Jensen | Board of Regents, State of Iowa | Undecided | GA88 |
| Jennifer Harbison | Board of Regents, State of Iowa | Undecided | GA88 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA88 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA88 |
| Maddie Wilcox | Connect CR | Undecided | GA88 |
| Threase Harms | Connect CR | Undecided | GA88 |
| Maddie Wilcox | Des Moines Water Works | Undecided | GA88 |
| Threase Harms | Des Moines Water Works | Undecided | GA88 |
| Maddie Wilcox | Grow Clinton County | Undecided | GA88 |
| Threase Harms | Grow Clinton County | Undecided | GA88 |
| Maddie Wilcox | Iowa Alliance of YMCA's | Supporting | GA88 |
| Threase Harms | Iowa Alliance of YMCA's | Supporting | GA88 |
| Amy Campbell | Iowa Association of County Conservation Boards | Undecided | GA88 |
| Craig Patterson | Iowa Association of County Conservation Boards | Undecided | GA88 |
| Bob Rafferty | Iowa Bicycle Coalition | Undecided | GA88 |
| Maddie Wilcox | Iowa Bicycle Coalition | Undecided | GA88 |
| Threase Harms | Iowa Bicycle Coalition | Undecided | GA88 |
| Doug Struyk | Iowa Biodiesel Board | Supporting | GA88 |
| Jennifer Dorman | Iowa Biodiesel Board | Supporting | GA88 |
| Jim Carney | Iowa Biodiesel Board | Supporting | GA88 |
| Maddie Wilcox | Iowa Chapter of the Association of Public Safety Communications Officials (APCO) | Supporting | GA88 |
| Threase Harms | Iowa Chapter of the Association of Public Safety Communications Officials (APCO) | Supporting | GA88 |
| Maddie Wilcox | Iowa Chapter of the National Emergency Number Association (NENA) | Supporting | GA88 |
| Threase Harms | Iowa Chapter of the National Emergency Number Association (NENA) | Supporting | GA88 |
| Tammie Krausman | Iowa Dept. of Natural Resources | Undecided | GA88 |
| Maddie Wilcox | Iowa Emergency Management Association | Supporting | GA88 |
| Threase Harms | Iowa Emergency Management Association | Supporting | GA88 |
| Maddie Wilcox | Iowa Farmers Union | Undecided | GA88 |
| Threase Harms | Iowa Farmers Union | Undecided | GA88 |
| Bob Rafferty | Iowa Housing Partnership | Undecided | GA88 |
| Rachel Ong | Iowa Housing Partnership | Undecided | GA88 |
| Amy Campbell | Iowa Natural Heritage Foundation | Undecided | GA88 |
| Craig Patterson | Iowa Natural Heritage Foundation | Undecided | GA88 |
| Jim Obradovich | Iowa Public Airports Association | Supporting | GA88 |
| Pete McRoberts | Iowa Public Airports Association | Supporting | GA88 |
| Robert Mulqueen | Iowa Public Airports Association | Supporting | GA88 |
| Amy Campbell | Iowa Public Transit Association (IPT) | Opposing | GA88 |
| Craig Patterson | Iowa Public Transit Association (IPT) | Opposing | GA88 |
| Mike Heller | Iowa Renewable Fuels Association (IRF) | Supporting | GA88 |
| Nathan Hohnstein | Iowa Renewable Fuels Association (IRF) | Supporting | GA88 |
| Paula Feltner | Iowa Renewable Fuels Association (IRF) | Supporting | GA88 |
| Maddie Wilcox | Iowa Rivers Revival | Opposing | GA88 |
| Threase Harms | Iowa Rivers Revival | Opposing | GA88 |
| Doug Struyk | Iowa Soybean Association | Supporting | GA88 |
| Jennifer Dorman | Iowa Soybean Association | Supporting | GA88 |
| Jim Carney | 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 |
| 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 |
| 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 |
| Mike Heller | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA88 |
| Paula Feltner | Petroleum Marketers Management Insurance Company (PMMIC) | Undecided | GA88 |
| Kent Hartwig | Renewable Energy Group (REG) | Supporting | GA88 |
| Doug Struyk | The Nature Conservancy | Undecided | GA88 |
| Jennifer Dorman | The Nature Conservancy | Undecided | GA88 |
| Jim Carney | The Nature Conservancy | Undecided | GA88 |
| Gary Grant | Urban County Coalition | Undecided | GA88 |
| Larry Murphy | Urban County Coalition | Undecided | GA88 |
| Meghan Malloy | Urban County Coalition | Undecided | GA88 |