Nicolaas Douwma, known as Sub Focus, is an influential English DJ, music producer, songwriter, and sound engineer. Active since 2003, Sub Focus is recognized for driving innovation in electronic music. His releases include a self-titled debut album in 2009, the follow-up Torus in 2013, the collaborative album Portals with Wilkinson in 2020, and Evolve in 2023. Throughout his career, he has been celebrated for blending drum and bass with a range of electronic styles.