About The Contributors

Ancel Glink labor attorneys have experience, both as corporate and special counsel, in all types of labor and personnel matters, from contract negotiations, including interest arbitration, to discrimination claims and other employment litigation. We bring creative and practical solutions to the day to day human resource issues that confront our clients’ organizations, including developing policies and procedures to ensure compliance with the law and enforcement of work rules and  training staff and supervisors to ensure compliance with state and federal laws.


Margaret Kostopulos

Margaret has bargained both initial and successor contracts for employers. In addition to her litigation and collective bargaining experience, Margaret serves as a labor and employment advisor to public and private employers, advising general counsel, managers, department heads, supervisors and directors in all areas of employment and personnel issues. These issues include contract enforcement, interest arbitration, employee discipline and discharge including prosecuting cases before Boards of Fire and Police Commissioners, discrimination, strike management, and compliance with federal and state labor and employment laws.

Margaret has represented employers through union elections and in the defense of unfair labor practice charges before the NLRB and ILRB. She has also represented employers in employment disputes before the Illinois Department of Labor, the Equal Employment Opportunity Commission, the Illinois Human Rights Commission, and in state and federal court. She has represented employers in grievance arbitrations as well as a variety of employment litigation issues. In addition, she has represented public clients through mediation and arbitration.

Phone: 312.604.9106




Steven D. Mahrt

Steve works in our Bloomington office serving multiple downstate municipalities.  He has represented local governmental entities for over 35 years in all aspects of municipal law, including labor and employment matters.  Steve has negotiated numerous collective bargaining agreements and represented clients involved in grievance and interest arbitration.

Phone: 309.828.1990






Robert T. McCabe

Bob began his career as a police officer in South Florida. He left law enforcement in 1990 to finish his education. He received his undergraduate degree, with honors, from Florida Atlantic University and his Juris Doctor degree from the Stetson University College of Law. He is a member of the bars of the State of Illinois, the State of Florida, the Federal District Court for the Middle District of Florida, the United States Court of Appeals for the 11th Circuit and the trial bar of the Federal Court of the Northern District of Illinois.

Bob began his legal career as a prosecutor in Florida where he became lead trial attorney at the Hillsborough County State’s Attorney’s Office in Tampa. After leaving the public sector, Bob began practicing labor and employment law. In both Florida and Illinois, Bob has negotiated numerous collective bargaining agreements, including new and successor agreements. He has also handled all types of disciplinary matters, grievances, arbitrations and various employment litigation matters, as well as advising employers on policies and practices to reduce the risk of workplace litigation.

Phone: 312.604.9186



Matthew T. DiCianni

Matt DiCianni is an associate at Ancel Glink. Matt focuses his practice on litigation and insurance coverage. He regularly appears in court on behalf of local governments, insurance companies, and businesses. He has written and argued dozens of motions, written several appellate briefs, and taken cases through trial.

Matt has represented primary insurers, excess carriers, and insureds in a variety of complex insurance coverage matters. He has litigated a number of declaratory judgment actions, resolved disputes between primary and excess insurance carriers, and provided clients with coverage opinions.

Matt is a graduate of the University of Notre Dame Law School.

Phone: 312.604.9125