Playing lead for his brother Félix Asselin, Émile won back-to-back Quebec Junior Curling Championships in 2015 and 2016.

[6] In 2019, Émile played second on Félix's team at the 2019 Canadian Mixed Curling Championship, which also included Laurie St-Georges at third and Emily Riley at lead.

They then defeated Martin Ferland 9–8 in the 3 vs. 4 game, upset Mike Fournier 9–8 in the semifinal and beat Vincent Roberge 7–2 to claim the championship title.

[15] They had two more playoff appearances during the season at the Challenge Casino de Charlevoix and the Finale du Circuit where they reached the quarterfinals and semifinals respectively.

[16] The Quebec Tankard was once again cancelled due to the pandemic and the Fournier rink was appointed as the provinces representatives, ending Team Bédard's season.

[18] Asselin won the 2022 Canadian Mixed Curling Championship as a member of his brother Félix's Quebec team.

[19] They went on to win the bronze medal at the world mixed curling championships in Aberdeen, Scotland, narrowly defeating Norway 4-3.