José Grandmont was born in Nassogne. He studied at the comics section of the St. Luc Institute in Brussels. In 1986 he illustrated the comic album 'Szereszewski - Wonderful Copenhagen' with text by Alain Jost for Éditions Creation. He was employed by Studio Peyo in 1988. He cooperated on the 'Schtroumpfs' albums, helped launch Schtroumpfs magazine and does the coloring for 'Les Schtroumpfs' and 'Benoît Brisefer'. He is currently head of the studio.