Tisseyre studied kinesiology at Laval University and went on to obtain her master's degree in biomechanics at McGill University. While attending school she got involved with a local triathlon club where she discovered a love for the sport. As an amateur she won the Canadian University Championship at the age of 23 and then won the 20-24 female age group at the 2005 ITU World Duathlon Championships.- In 2006 and 2007, she competed on the ITU triathlon and duathlon racing circuit. Tisseyre also competed in cycling events where she competed in the Le Tour du Grand Montréal and finished second in the 2008 Mount Washington Auto Road Bicycle Hillclimb.-
