Since 2006 he is working on a one-man-musical show called >mission earth< wich he has translated into english, the irish and further island-audiences in his mind. Markus is known for his engagement for enviroment and peace.
2010 he travelled to Sapmi to discover the Sapmi-Culture and the art of Yoik. He became friend with the the singer Berit Alette Mienna & the fluteplayer Øistein Hansen wich had a great input on his song "Saami-Land". Since then he keeps on travelling to Scandinavia discovering further roots of the worlds musical heritage.
At present Markus plays with his band GreenTrees or SOLO
GreenTrees Just recorded their new CD with the irish producer, drummer and multi-instrumentalist WAYNE SHEEHY at the ocean studios in Kilcrohane, Ireland. The CD " Take this world in your hands" will be released by spring 2018 and will be a further engaged album for a peaceful and sustainable way of living on this planet.