After having formalized three extensions of young players (Étienne Green, Saïdou Sow and Aïmen Moueffek) this week, AS Saint-Étienne announced this Friday the signing of four professional contracts within its training center. Louka Aymar (19), Abdoulaye Bakayoko (18), Stevens Leleux (20) and Ahmed Sidibé (19) will join the pro group next season.