John Gleason

Special Counsel


John Gleason’s practice emphasizes legal and medical ethics, regulatory and administrative matters, as well as standard of care in legal matters, and ethics issues in business or government.


He served as Regulation Counsel for the Colorado Supreme Court from 1999 until his retirement in 2013. As Regulation Counsel he managed an office of the Supreme Court responsible for the regulation of Colorado attorneys and magistrates.


He also served as Director of Regulatory Services for the Oregon State Bar from 2013 to 2014. Mr. Gleason served as counsel to the Supreme Court Attorneys’ Fund for Client Protection, State Board of Law Examiners, and as Special Counsel for the Commission on Judicial Discipline. Prior to his work for the Supreme Court, he was in private practice with a law firm in Denver for several years.


In 2013 the American Bar Association Center for Professional Responsibility selected Mr. Gleason for the Michael Franck Award. The Franck Award is the highest honor bestowed annually to one recipient whose career commitments in legal ethics and lawyer professionalism demonstrate the best accomplishments of lawyers.


In 2013 the Arizona Supreme Court selected Mr. Gleason for the court’s Award of Merit for his work as Independent Bar Counsel in the prosecution and disbarment of former Maricopa County District Attorney, Andrew Thomas. The widely publicized case is regarded as one of the most significant lawyer discipline cases in history.


Mr. Gleason is admitted in all Colorado state and federal courts and the United States Supreme Court.  Mr. Gleason is on inactive and good standing status with the Oregon State Bar.


Mr. Gleason is an adjunct Professor of Law at the University of Denver Sturm College of Law. He is active in local community affairs and is on the board of directors for a metropolitan youth sports organization. He is also an Honorably Discharged Veteran.


In August, 2015 the ABA Center appointed Mr. Gleason as Chair of the ABA/CPR Policy Implementation Committee.  The Policy Implementation Committee focuses on implementation of recent revisions to the Model Rules of Professional Conduct and the Model Code of Judicial Conduct, the policies of the Multi-jurisdictional Practice Commission and other models and policies developed by the ABA Center for Professional Responsibility.


In April 2019 the Arizona Supreme Court appointed Mr. Gleason to assist the court in an independent review of the Arizona State Bar’s regulatory and discipline system.


Mr. Gleason is a member of the Justice Sonia Sotomayor Inn of Court.



Bowling Green State University

Columbia College

Ohio Northern University Petit College of Law


Areas of Expertise:

Legal Ethics

Medical Ethics

Legal Standard of Care

Business and Governmental Ethics