Dhameystir weedha soo socota: Grumier wuxuu ku guuleystay billad dahab ah tartanka kooxda ee tartanka tartanka adduunka ee 2006 ka dib markii uu ka adkaaday Spain finalka. Wuxuu ku guuleystay tan isaga iyo asxaabtiisa Érik Boisse, Ulrich Robeiri iyo Fabrice Jeannet. Waxa kale oo uu qeyb ka ahaa kooxaha Faransiiska ee ku guuleystay 2010, 2011 iyo
Sanadkii 2014. Wuxuu ku guuleystay billaddii lacagta ahayd ee tartanka shaqsiyeed ee sword-ka ee 2010 World Fencing Championships iyo 2015 World Fencing Championships.