Rheinbass is a Cologne-based electronic music collective and promoter known for merging international names with the city’s finest underground acts. Founded in 2024, the brand quickly established itself.. Past lineups have featured Timo Maas, Pablo Say, Mira Falkenstein, Matt Sassari, Patrik Berg, and Timmo, alongside residents and artists from Suprememusic Booking. With a focus on quality sound, creative freedom, and community energy, Rheinbass represents the new wave of Cologne nightlife — bold, groovy, and driven by passion.