[4] In April 1974, he co-founded the association Musique Action Reims, which presented artists such as Magma, Zao, Au Bonheur des Dames, Ange, Gong, The Clash, Terry Riley, Klaus Schulze, and others.

[7] In November 1977, Drouout was hired at the Harry Lapp Organisation in Strasbourg and stayed there for nine years, organizing concerts for the likes of U2, Frankie Goes to Hollywood, Charlélie Couture, Étienne Daho, Graeme Allwright, and others.

In May 1986, he founded Gérard Drouot Productions, putting on concerts for Patricia Kaas, Axelle Red, AC/DC, Mary J. Blige, Bruce Springsteen, Elton John, R. Kelly, Santana, and others.

[9] He was known as one of the first organizers of cine-concerts in France, concerts which played music from films such as Back to the Future, Titanic, West Side Story, Raiders of the Lost Ark, and The Lord of the Rings.

[10] Drouot was close with multiple musical artists, such as Melody Gardot, Bono, U2, Bruce Springsteen, Elton John, Leonard Cohen, and Asaf Avidan.