Aggro Berlin was a German hip-hop independent record label based in Berlin that existed from 1 January 2001 until 1 April 2009. Three artists (Sido, Tony D and Kitty Kat) were signed with the label at the time of its closure.Since the end of 2007, it used to be a sub-label of Universal. "Aggro" is German slang for having an aggressive attitude (as in British English). ()