Bayer 04 Leverkusen, founded in 1904, competes in Bundesliga. The club's main colours are red and black. It has won one DFB-Pokal and one UEFA Cup.
In 1904, Bayer founded the sports club TuS 04, later known as SV Bayer 04 Leverkusen, which is one of the largest sports clubs in Germany.
On July 1, 1904, Turn- und Spielverein Bayer 04 Leverkusen was founded with the support of the Friedrich Bayer and Co. employees, marking the beginning of the club's history.
On June 8, 1928, the footballers of Bayer 04 Leverkusen formed a separate association known as Sportvereinigung Bayer 04 Leverkusen, which included various sports like handball, athletics, and boxing, leading to a split within the club.
Bayer 04 was promoted to the Bundesliga in 1979, marking a significant milestone in the club's history.
Bayer 04 Leverkusen clinched the title in the German Under 17 Championship in 1992.
Bayer 04 Leverkusen finished as runners-up in the German Under 19 Championship in 1995.
In the 2000/01 season, Bayer Leverkusen, with Michael Ballack in the team, finished as runners-up in three competitions.
Bayer Leverkusen, known as Die Werkself, have been in the Bundesliga since 1979 and have a unique connection to Bayer AG. They have come close to winning major titles but have often fallen short.