After graduating from the George Washington National Law Center with High Honors, Andrew Perellis became licensed to practice in Illinois in 1981. He is admitted to the following courts:
United States Supreme Court
Illinois Supreme Court
U.S. Court of Appeals for the Seventh and Ninth Circuits
U.S. District Court for the Central District of Illinois
U.S. District Court for the Northern District of Illinois (Trial Bar, 1986)
U.S. District Court for the Eastern District of Wisconsin