Broekhuis, Keller, and Schönwälder consists of Dutch drummer/percussionist and sound technician Bas Broekhuis, German keyboard player and sequencing specialist Detlef Keller, and German sound designer Mario Schönwälder. Since September 1994, these three can be found on stage on a regular basis having performed in France, the UK, Poland, the Netherlands, Italy, Germany, and the US. They have an extensive discography.