Spring and Fall Ultra Marathons on Chicago's Lakefront

Contact Information

RDs Bill Thom and Jeff FleitzCurrent Race Directors
Years: 2021 - Present

Bill Thom

Jeff Fleitz 

General Inquiry
RDs Pat Onines and Stuart SchulmanRace Directors Emeritus
Years: 2000 - 2020

Pat Onines and Stuart Schulman

Race Founder George J. CheungRace Founder
Chicago Runner and Race Founder

George J. Cheung

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