This article is about the founder of the pharmaceutical company Bayer, for the Nobel Prize–winning German chemist, please see: Adolf von Baeyer Friedrich Bayer was the founder of what would become Bayer, a German chemical and pharmaceutical company. He founded the dyestuff factory Friedrich Bayer along with Johann Friedrich Weskott in 1863 in Elberfeld, a flourishing city in the early industrialised region of the Wuppertal or Wupper Valley.

https://en.wikipedia.org/wiki/Friedrich_Bayer