Delmark Records, established in 1953, is the oldest continually operating independent record label in the US, specializing in blues and jazz music. Founded by Robert G. Koester in St.

Louis, the label later relocated to Chicago and has since become a force in the music scene. Delmark Records boasts an impressive roster of legendary jazz artists, including Sun Ra, Sonny Stitt, and Anthony Braxton, as well as renowned blues musicians such as Junior Wells, T-bone Walker, and Otis Rush. The label has also been instrumental in promoting the music of Chicago's Association for the Advancement of Creative Musicians (AACM).

With recent releases by artists like Geof Bradfield, The Soul Message Band, and Dee Alexander, Delmark continues to thrive and remain at the forefront of the blues and jazz genres