Mary Jo has been playing Underwater Hockey since 1984. She was first introduced to the sport while working out with a Masters Swim Program in Chicago, Illinois. Mary Jo has played in all of the Underwater Hockey World Championships since 1986 and has been the team captain for five of those tournaments. After 11 years of being President of a Chicago team, she relocated to the Bay Area of California where she continues to play with the Club Puck team in San Jose.