[1] His musical career started in 1977 with a tape composition for the soundtrack to a film on Gordon Matta-Clark titled Office Baroque, by Eric Convents and Roger Steylaerts.

[2] Later in the 1970s, he participated in the avantgarde music ensemble Studio voor Experimentele Muziek, founded in Antwerp, Flanders, by Joris De Laet[3] in 1973.

[4] Also in 1979, he published a solo recording of his electronic music titled 18 Days,[5] with compositions using an EMS AKS and a modified 8 voice patchable Oberheim SEM system.

[citation needed] In 1981, Stordeur composed the music for Belgian film director Christian Mesnil's documentary Du Zaïre au Congo.

In 2009, Stordeur appeared on a version of Giacinto Scelsi's Tre Canti Popolari, published by the Sub Rosa (label), where he played electronic distortion of live instruments.