RB Leipzig is a club.
RasenBallsport Leipzig e.V. , commonly known as RB Leipzig , is a German association football club based in Leipzig , Saxony . The club was founded in 2009 by initiative of energy drink-maker Red Bull GmbH who purchased a playing right of the fifth division side SSV Markranstädt with the intention of advancing the new club to the top-flight Bundesliga within eight years . One year later , RB Leipzig captured a place in the 2017 -- 18 UEFA Champions League by finishing as runner-up of the Bundesliga .