Championnat de République tchèque de football
Born in Paris, Mendy started his career at French club FC Versailles 78. Before trying his career in the Czech 1st Division in 2003 when he moved to FK Marila Příbram. The first club he played for in the Gambrinus Liga was FK Marila Příbram where he scored 6 league goals in 57 appearances before moving to FK Siad Most.