Ms. Kalobratsos was born in Pontiac, Michigan. She received her Bachelor of Arts Degree in Political Science with concentration in Philosophy from Albion College in Albion, Michigan. She received her Juris Doctor degree from The John Marshall Law School in Chicago, Illinois.

While in law school, Ms. Kalobratsos participated in an internship with the Honorable Alexander White, Cook County Circuit Court Judge, Workers' Compensation Division. As an intern, her duties included researching and analyzing the law pertinent to workers' compensation matters, drafting judicial opinions and monitoring the various legislative proposals and their effect on the Illinois Workers' Compensation Act.

Ms. Kalobratsos concentrates her practice in the defense of workers' compensation matters and subrogation claims. She also has vast experience in cases involving automobile negligence and product liability.

As a seasoned trial attorney, Ms. Kalobratsos has defended complex workers' compensation cases including death, heart attack and psychological stress-related claims at the Industrial Commission with favorable results. She has also handled cases in the Circuit Court of Illinois and in Federal Court, representing clients in both workers' compensation and civil matters.

Ms. Kalobratsos is admitted to practice law in the State of Illinois and before the United States District Court in the Northern District of Illinois. Her professional affiliations include the American Bar Association, the Chicago Bar Association, the Workers' Compensation Lawyers Association and the Hellenic Bar Association.