He is a five-time French National Champion with three different partners: Marylin Pla, Vanessa James, and Adeline Canac.

In the 2006–2007 season, they missed the Grand Prix series as a result of Bonheur's hand injury, which occurred while practicing the triple twist and led to surgery.

James / Bonheur made their Grand Prix debut at the 2008 Trophée Eric Bompard, where they placed 7th.

In the 2009–2010 season, they placed 6th at the 2009 Nebelhorn Trophy, 8th at the 2009 Cup of China, and 8th at the 2009 Trophée Eric Bompard.

They went on to win bronze at the 2010 NRW Trophy and claimed their first national title together in December 2010.