Jenner & Block


Mr. Colman has served as lead counsel for a major utility in a number of class action cases alleging environmental contamination. He also represented a major food manufacturer in nationwide class action litigation involving allegedly contaminated meat products, and he has represented Illinois state officials in class action employment litigation and the trustees of a major pension fund in class action litigation brought by beneficiaries of the fund. On the plaintiffs’ side, Mr. Colman has represented a class of flight attendants in litigation challenging a major airline’s “no-marriage” rule and a class of African American home purchasers in class action housing discrimination litigation.

Mr. Colman served for more than 20 years as a Special Assistant Attorney General for the State of Illinois, representing state officials in a variety of cases, including First Amendment, voting rights, employment discrimination and reverse race discrimination. Mr. Colman also has represented municipal governmental entities and he has served as counsel for Cook County, the City of Chicago, the Chicago Board of Education, and the Chicago Board of Elections.

In the white collar criminal area, Mr. Colman has represented large and small corporations, governmental entities, partnerships and individuals in grand jury investigations, internal corporate investigations and criminal proceedings at both the trial and appellate court levels. In recent years, Mr. Colman has conducted several internal investigations for large corporations, and has represented a corporate executive charged with interstate transportation of stolen trade secrets, the chief executive officer of a corporation which allegedly violated the Anti Embargo Act, several attorneys who allegedly had improper relationships with judges, an options trader and investment advisor who allegedly engaged in securities fraud and a Fortune 100 company involved in a criminal antitrust investigation.

Mr. Colman has participated in more than 70 civil and criminal appeals involving a wide variety of issues in courts across the country, including the United States Supreme Court, and the United States Courts of Appeals for the Second, Fifth, Sixth, Seventh, Eighth, Ninth, Eleventh and Federal Circuits. His recent work includes successful appeals for major law firms involved in malpractice and securities fraud litigation, the successful representation of public officials in civil rights appeals and the successful representation of the Governor of the State of Illinois in litigation challenging a state voting procedure.

Like many of the firm’s attorneys, Mr. Colman has been deeply involved in the representation of the indigent, in community affairs and in efforts to improve the quality of the administration of justice.  Mr. Colman has spent considerable time over the last five years representing a public radio station in First Amedenment and FOIA litigation. He spent more than four years on a team of Jenner & Block lawyers representing prisoners at the Guantánamo Bay Naval Base.  Additionally, Mr. Colman has litigated death penalty cases in Georgia and Illinois, he has represented minorities in voting rights litigation and housing discrimination cases, and he has represented a significant number of indigent defendants in criminal trials and pro bono appeals. Mr. Colman served as President of the Board of Directors of the Chicago Bar Foundation and President of the Board of Directors of the Constitutional Rights Foundation Chicago. In the past, Mr. Colman has served as a member of the board of directors of numerous organizations, including the Mexican American Legal Defense and Educational Fund, the John Howard Association, and the Leadership Council for Metropolitan Open Communities.