Mario Delisle has been involved in boccia for approximately three decades in many different roles. Delisle has taken on many leadership positions as Sport Coordinator for the l’Association québécoise de sports pour paralytiques cérébraux (AQSPC), Physical Activity Coordinator for the Centre d’intégration à la vie active (CIVA), Head Coach of the Boccia Québec team, Coordinator for the Development of Excellence at the Association québécoise des sports en fauteuil roulant (AQSFR) and current Head Coach of the National Boccia Team since 2005.
 
He has coached many athletes including Paralympians Paul Gauthier, Adam Dukovich, Alison Kabush, Dave Richer, Josh Vander Vies, Marco Dispaltro, and Alison Levine. As Head Coach in 2012, Josh Vander Vies and Marco Dispaltro took home a bronze medal in BC4 Pairs at the London Paralympics.   
 
Over the course of his career, he has contributed to the development of other wheelchair sports in Canada including wheelchair basketball, para-athletics, wheelchair rugby, wheelchair tennis, and para-cycling. Delisle has played a role with the organization of the CIVA and Défi sportif AlterGo events from 1995 to 2002 and was involved in coaching and leading various wheelchair sports while working at the AQSFR.