In 1982 he was appointed Principal Inspector of Music at the Directorate of Music and Dance of the French Ministry of Culture, and in 1984, General Inspector in charge of teaching and training.

In 1988, he initiated the new department of Creation and Music of Today within this Ministry, and was its technical director until 1990. Artistic director of the creative studio La Muse en Circuit, founded with Luc Ferrari, he then worked regularly in Germany (Potsdam, Berlin, Cologne, Frankfurt...), where he was a guest with various symphony ensembles and radio stations. The eclecticism of his output as a composer and performer has led him to collaborate with creators from a wide range of aesthetic backgrounds and horizons (musicians, actors, choreographers, visual artists, film-makers, etc.) His activities touch on many fields.

He has directed films for television and composed music for image, dance and stage. He is also the author of numerous radio creations (France Culture) and the director of Hörspiel for HR and WDR. He has written symphonic, chamber, electronic, mixed and vocal works, as well as conceived and produced interactive installations and major events.

From 2000 to 2009, Henry Fourès was Director of the Conservatoire National Supérieur de Musique et de Danse de Lyon. Today, in addition to his activities as a composer and performer, he directs seminars at the invitation of European universities. Henry Fourès is an Officier des Arts et Lettres, Chevalier du mérite and holder of the German Merit Cross (Verdienst kreuz).