Welcome to the SONACA Gosselies Website (Belgium)   SONACA Gosselies, the headquarters of the SONACA Group, is located in the south of Belgium and employed 1,734 persons at 31 December 2006.   Its main activities are the development, manufacturing, assembly and test of aerospace structures and their associated systems.   Worldwide leader of the wing leading edge slat market, SONACA works for customers like AIRBUS, EMBRAER, DASSAULT AVIATION, GROB. SONACA is also actively involved in defense and space programs.