Global Trance Network is the German parent label of several smaller labels including d.Drum, Liquid Audio Soundz, Sector, and Velvet Inc.
It is a sublabel of Nova Tekk Records.
Some of the best-known psychedelic trance artists has releases on GTN, including X-Dream and Koxbox.
Also a trance radio show "Global Trance" with Brett James and DJ Contagious.
References
Global Trance Network Wikipedia(Text) CC BY-SA