Nic Chagall

Claus Terhoeven is a Trance DJ & Producer from Krefeld (born 1972), Nordrhein-Westfalen, . Best known for being one of the two of German Trance duo Cosmic Gate.

Terhoeven has also been involved in several other Trance projects, as producer, co-producer, and remixer. These projects include; Green Court.

Besides producing and DJ'ing as Cosmic Gate side by side with Stefan Bossems, he also releases music under his stage name Nic Chagall.

Co-founder of the Essential Cuts Studio in Duisburg, in 1999, now better known as Andre Wevers (aka DJ Wave) who also appears on Cosmic Gate albums.