Quantum are a progressive rock band formed by Bass player and singer Anton Ericsson, drummer Olof Simander and Guitarist Fredrik Reinholdsen back in 2016 and has since been playing in various line-ups live around Stockholm and Uppsala - with Anton being the constant member and songwriter. Current members are Anton Ericsson, drummer Marcus Lundberg, and guitarists Samuel Walfridsson and Kalle Segerborg. The Music is characterized by a sound that blends music from genres across the spectrum - Prog rock, metal, late romantic era classical music and Jazz all collide - but somehow remains coherent and very captivating.