Sustaining Members 2023
- Armstrong Journal and its sister newspapers, Bancroft Register, Buena Vista County Journal, Estherville News, Emmetsburg Reporter-Democrat, Graettinger Times, Humboldt Independent, Laurens Sun, Pocahontas Record-Democrat, Ringsted Dispatch, Ruthven Zipcode, Swea City Herald-Press, West Bend Journal.
- Axios LLC, Des Moines
- David Busiek, Des Moines
- Business Record, Des Moines
- Cedar Rapids Gazette Company
- CNHI LLC and its Iowa affiliates, Clinton Herald, Ottumwa Courier, Oskaloosa Herald
- Cityview, Des Moines
- Des Moines Register
- Barbara and Michael Gartner, Des Moines
- International Union of Bricklayers & Allied Craftworkers, Local 3 Iowa
- Iowa Broadcasters Association
- Iowa Laborers/Employers Cooperation and Education Trust Fund
- Iowa Newspaper Association
- Iowa PBS
- Iowa State Construction & Building Trades Council
- KCCI-TV, Des Moines Hearst Television, Inc.
- KCRG-TV, Cedar Rapids Gray Television Group Inc.
- N’West Iowa REVIEW, Sheldon
- O’Brien County Bell-Times-Courier, Paullina, and its affiliates, Marcus News, Peterson Patriot, Sanborn Pioneer
- Quad-City Times, Davenport
- Scott Sailor Enterprises, Des Moines
- Sioux City Journal
- Storm Lake Times Pilot
- Sycamore Media Corp., Maquoketa, and its Maquoketa Sentinel Press, Bellevue Herald Leader, De Witt Observer, Wapello Republican, Van Buren County Reporter (Keosauqua), New London Journal, Des Moines County News (West Burlington), Morning Sun News Herald
- WHO-TV, Des Moines Nexstar Media Inc.
- Woodward Communications, Inc. Dubuque Telegraph Herald; Dyersville Commercial, Cascade Pioneer, Manchester Press, Linn News (Central City), Mount Vernon-Lisbon Sun, Anamosa Journal-Eureka, Solon Economist
First Amendment Members 2023
- American Civil Liberties Union of Iowa
- Ames Daily Tribune
- Associated Press, Iowa Bureau
- Bleeding Heartland LLC
- Carroll Times Herald
- Cherokee Chronicle Times
- Community Media Group’s sister publications Waverly Newspapers, Independence Bulletin Journal, Vinton Newspapers, Oelwein Daily Register
- Rob Davis, Urbandale
- David E. Drake, D.O., and Claire Cumbie-Drake, J.D., Des Moines
- Drake University School of Journalism and Mass Communication
- The Daily Iowan, Iowa City
- David Elbert, Des Moines
- Diane Graham, Des Moines
- Greenlee School of Journalism and Mass Communication, Iowa State University
- Harlan News-Advertiser, Harlan Tribune and its sister newspapers, Glenwood Opinion-Tribune, Red Oak Express, North Scott Press, West Liberty Index, Wilton-Durant Advocate News
- Illinois, Indiana, Iowa Foundation for Fair Contracting
- InvestigateMidwest.com
- Iowa Association for Justice
- Iowa Broadcast News Association
- Iowa City Press-Citizen
- Iowa High School Press Association
- KWWL-TV, Waterloo Allen Media Broadcasting
- Rox Laird, Des Moines
- Lee Enterprises sister publications, Mason City Globe Gazette and Waterloo-Cedar Falls Courier
- Pen City Current, Fort Madison
- RAYGUN LLC
- School of Journalism and Mass Communication, University of Iowa
- Southeast Iowa Building and Construction Trades Council, West Burlington
- Southeast Iowa Union and its affiliates, Fairfield Ledger, Mount Pleasant News, Washington Journal, Richland Clarion-Plainsman, Belle Plaine Star Press Union, Marengo Pioneer Republican, Williamsburg Journal Tribune, Poweshiek County Chronicle Republication (Montezuma)
- Times Citizen Communications Inc., Iowa Falls
- Tri-City Building and Construction Trades Council, Rock Island, Ill.
- David Yepsen, Des Moines