Arnold Marinissen is a conductor of music from the twentieth and twenty-first century. He conducted ensembles such as Ensemble Zerafin, Asko|Schoenberg, Lunapark, Steve Reich's Electric Counterpoint and works by composers such as Piet-Jan van Rossum and Hans Asselbergs. in 2013 he was guest conductor with Ensemble musikFabrik in Keulen.

As a composer he wrote for ensembles such as Asko|Schoenberg, VocaalLAB, Calefax Rietkwintet, Lunapark, Ives Ensemble, Prisma Strijktrio, Compagnie Bischoff, Asko Kamerkoor, Orgelpark, Ensemble S, and various works for choreographer/dancer Ederson Rodrigues Xavier. His vocal quintet Von Pferden, Gräsern, Sonnen, Menschen has been selected for the Dutch Toonzetters Prize and was performed on June 23, 2012, by VocaalLAB at the  Holland Festival.