As a percussion player Fanis has been performing regularly in many Festivals as soloist and chamber musician, like Lux Aeterna, Reeperbahn Festival, Darmstadt Festival for New Music, Klangspuren Schwaz, San Marino International Festival, Athens and Epidaurus Festival. He has recorded with NDR, Greek Radio Symphony Orchestra, Hamburger Symphoniker, HfMT Hamburg Orchestra and collaborated with Ensemble Modern, IEMA, KNM Berlin, Hamburgisches Stadtsoper, Hamburger Camerata among others.