Dassault Group (French pronunciation: ​[daˈso]; GIMD, Groupe Dassault, or the Groupe Industriel Marcel Dassault S.A.) is a France-based group of companies established in 1929 with the creation of Dassault Aviation by Marcel Dassault, and led by son Serge Dassault with cofounder of Dassault Systèmes Charles Edelstenne, and currently Dassault Aviation Chairman and CEO is Éric Trappier.[1][2]