Career
Speed skating
De Haître started out in speed skating competing in the Gloucester Concordes speed skating club He looked up to fellow Olympian and Gloucester teammate Ivanie Blondin who would sometime compete at the club in her national attire to which De Haître looked at as inspiration. He made his World Cup debut in 2013.
De Haître qualified to compete for Canada at the 2014 Winter Olympics in Sochi, Russia, by winning the 1000 m event at the Canadian speed skating trials and finishing third in the 1500 m.
Along with the 500 m race he set three personal bests by a significant margin to qualify. De Haître was the youngest speed skater for team Canada at those games and surprised himself by qualifying, he said that he was looking at 2018 and not Sochi.
Cycling
As a junior he raced for the Ottawa Bicycle Club"s Junior Team in both road and track disciplines coached by Don Moxley, a team which produced several provincially and nationally successful junior cyclists. He used to attend Béatrice-Desloges, a catholic French art high school during his 9th to 12th grade.
He currently attends the University of Calgary where he is pursuing his Bachelor of Arts degree.