May 2011, Mattenet wuxuu ahaa Faransiiskii ugu horreeyay ee u soo baxa ciyaaraha Olombikada ee London 2012 isagoo ka adkaaday Gao Ning oo reer Singapore ah si uu u gaaro afar dhamaadka tartanka adduunka ee 2011. Ciyaarihii Olombikada ee 2012, wuxuu ka badiyay Chen Weixing wareegga afraad. Bishii Juun 2015, wuxuu ku tartamay ciyaarihii ugu horreeyay ee Yurub, isagoo u tartamayay Faransiiska tennis-ka miiska
, gaar ahaan, kooxda ragga ee Simon Gauzy iyo Emmanuel Lebesson. wuxuu helay billad qalin ah.