Im Alter von 12 Jahren begann Klaas Percussion zu spielen.
Er spielte bereits mit Künstlern/Bands wie: WDR Big Band, Curse, Heavytones, Henrik Freischlader, Royal Street Orchestra; Cairo Steps (u.v.m.). Seit 2014 spielt Klaas zusammen mit dem Duo CARisMa im Vorprogramm von Andrea Bocelli. Zusammen mit dem BundesJazzOrchester erhielt er den WDR JAZZ Preis und spielte bereits Tourneen mit verschiedensten Künstlern in Indien, Irak, Russland, Ägypten, Polen, England.
Max Klaas was born in NRW, Germany in 1993. Max began taking drumming lessons, when he was six years old, but in 2005 he shifted to percussion and that is when Rhani Krija became not only his music coach but mentor.
His first television performance was in 2006 at German TV show called TVTOTAL. At the age of 14, Max had already joined the WDR Big Band for three concerts. In 2008 Max became youngest member of National Jazz Orchestra, not long after he and the Orchestra were awarded the WDR Jazz Price.
Many concerts to follow, including a three week tour in India.
He is also a member of the legendary Royal Street Orchestra.