• After World War II
    Founded in Berlin as SANO Arzneimittelfabrik Andreas Summer
  • 1965
    Taken over by Th. Geyer GmbH & Co. KG and renamed SANO Arzneimittelfabrik GmbH
  • 1974
    Takeover by ESGEPHARM G. Gebel KG, Berlin
  • 1979
    Business premises moved to Stuttgart
  • 1992
    Business premises moved to Renningen