Since its founding, the firm's attorneys have participated actively in public affairs, bar activities, and legal teaching. Judson Miner is a former Corporation Counsel of the City of Chicago, and George Galland is a former General Attorney of the Chicago Park District. Charles Barnhill, a fellow of the American College of Trial Lawyers, is a frequent faculty member for the American Bar Association and other organizations. Mr. Miner and Mr. Galland are past presidents of the Chicago Council of Lawyers. Jeffrey Cummings is a past Chairman of the Chicago Lawyers' Committee for Civil Rights Under Law, and Nancy Maldonado presently serves as its vice president.

The firm also has a number of distinguished "alumni," including President Barack Obama, who served in the Illinois Senate while an associate with (and later of counsel to) the firm, and who resigned in 2004 when he was elected to the United States Senate. In addition, a MacArthur Foundation awardee and several tenured law professors at leading American universities are among the alumni of Miner, Barnhill & Galland.