
CJ O’Brien
CJ O’Brien is the co-owner of the Chicago Union, a professional ultimate frisbee team competing in the Ultimate Frisbee Association. A lifelong athlete with roots in football, CJ discovered ultimate frisbee while attending the University of Illinois, where he became a standout player and competed at the national level. After college, he entered the consulting world but remained closely tied to the sport, ultimately transitioning from player to part-owner of the Chicago franchise. Since 2016, CJ has been instrumental in transforming the Union from a niche club team into a growing professional…
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