Representative Matters

Robert Shannon is the managing partner of Hinshaw & Culbertson LLP. He also represents corporate clients in litigation and regulatory matters. He has significant trial experience in high profile matters, and was honored by the Jury Verdict Reporter for obtaining one of the top defense verdicts in 2014 for one of his long-time clients, the Chicago White Sox.

Mr. Shannon also represents business clients in compliance, regulatory, and licensing matters, where he also provides strategic legal counsel.

Beyond his business counsel, Mr. Shannon concentrates his government litigation practice counseling elected officials, public entities, and political action committees. He also counsels clients in connection with Chicago Board of Ethics matters.

Professional Background

Mr. Shannon serves as the Managing Partner of Hinshaw & Culbertson LLP. Prior to being named Managing Partner in March 2016, he was the leader of the firm's Government Practice Group. Mr. Shannon also serves on Hinshaw's Executive Committee.

Mr. Shannon currently serves as Special Assistant State's Attorney. Prior to joining Hinshaw in March 1999, Mr. Shannon was a prosecutor with the City of Chicago's Special Prosecutions Division, where he gained significant trial experience in the Cook County criminal court system.

After serving as a prosecutor, Mr. Shannon defended the City of Chicago in federal civil rights litigation. He also advised the Chicago Police Department on arrest and First Amendment issues arising during the 1996 Democratic National Convention.

Mr. Shannon entered public service as an assistant to former U.S. Senator Alan J. Dixon, in both the Senator's Chicago and Washington, D.C. offices. He subsequently worked as a Legislative Assistant to U.S. Representative Charles Hatcher, focusing on the Congressman's domestic legislative positions.

He was on the faculty at Loyola University School of Law for three years, where he taught first year law students legal writing and oral advocacy.

Professional Affiliations

  • Loyola University Chicago School of Law, Board of Governors, Member
  • Chicago Inn of Court, Member
  • The Economic Club of Chicago, Member
  • Illinois Restaurant Association, Advisory Council, Member

Honors & Awards

  • Recipient of the 2014 Jury Verdict Reporter Award for Trial Lawyer Excellence in the category of "Outstanding Defense Verdict in a Premises Liability Case."
  • Selected by his peers and named by the Chicago Daily Law Bulletin and Chicago Lawyer Magazine as one of the top "40 Illinois Attorneys Under Forty to Watch," 2003
  • Recognized as a Leading Lawyer in the categories of Governmental, Municipal, Lobbying & Administrative Law and Commercial Litigation

Representative Matters

Throughout his career, Mr. Shannon has been involved in several high-profile cases, including:

  • Defense of Michael J. Madigan in Federal lawsuit Gonzalez v. Madigan (2017); et al.
  • Successful prosecution of effort to prevent an unconstitutional petition for amendment to propose an alternative method for the Illinois redistricting process in Hooker et al., Appellees, v. Illinois State Board of Elections et al. (Support Independent Maps, Appellant). 63 NE3d 824 and 407 Ill.Dec. 392 (2016) 
  • Successfully defended the Cook County Sheriff's office against constitutional class action brought by Northwestern University MacArthur Justice Center against Cook County Jail practices in Hudson, et al. v. Cook County Sheriff.

  • Successful trial defense of Chicago White Sox security policies in Uhler v. Chicago White Sox.
  • Successful trial defense of Chicago police officer in federal civil rights lawsuit Buchanan v. Officer Hammermeister.
  • Represented two U.S. Congressmen in the lawsuit brought by Illinois Republicans challenging the congressional map drawn by Illinois Democrats in Judy Biggert, et al. v. Illinois State Board of Elections, et al.
  • Lead attorney representing Cook County Sheriff in the well-known lawsuit Michael Shakman v. Democratic Party of Cook County.
  • Represented Cook County Recorder of Deeds in Michael Shakman v. Democratic Party of Cook County.
  • Lead attorney defending Cook County Sheriff, in the wrongful death lawsuit Michael Chambers v. Sheriff Sheahan, arising out of a wedding brawl at the Countryside Holiday Inn. This lawsuit was identified by Crain’s Chicago Business as one of its most significant cases in 2007.
  • Defended the State of Illinois highway construction program for minority and disadvantaged businesses against federal constitutional attack in Northern Contracting v. IDOT.
  • Defended Illinois State Treasurer, in a constitutional class action lawsuit in Canel v. Rutherford.
  • Lead attorney defending the Chicago White Sox in a lawsuit brought by former Kansas City Royals coach, Thomas Gamboa, based upon an attack by father and son spectators during a game at U.S. Cellular Field.
  • Defended the White Sox in the Illinois Appellate Court in both Mazin v. Chicago White Sox and Marianne Fricano v. Chicago White Sox, et al.
  • Lead trial attorney in successful defense of White Sox ball park security practices in Shugrue v. Chicago White Sox.
  • Trial attorney in the successful defense of the State of Illinois Sexually Violent Persons Commitment Program against constitutional attack brought by the American Civil Liberties Union (ACLU) in Hargett v. Department of Human Services.


Hinshaw Publications


J.D., Loyola University Chicago School of Law, 1995

B.A., Indiana University, 1991