Hailing from Oshawa, Ontario, de Snoo attended Monsignor Paul Dwyer Catholic High School, where he played four years of lacrosse and ice hockey.

That season, de Snoo scored the game-winner with 46 seconds left in the third overtime beating Penn State 13–12 in a key Colonial Athletic Association game.

[1] de Snoo played junior lacrosse for the Clarington Green Gaels and the Whitby Warriors, with whom he won the Minto Cup in 2013.

[3] On July 6, 2020, de Snoo was traded to the Toronto Rock in exchange for Brock Sorensen, Alex Tulett, & conditional 2022 draft pick.

[6] Off the floor, de Snoo earned a master's degree in laboratory medicine and pathobiology from the University of Toronto, having done research into genetic inheritable forms of Parkinson's.