Erich Kellerhals (8 November 1939 â 25 December 2017) was a German billionaire, co-founder of Media-Saturn-Holding GmbH, owner of Media Markt. In March 2017, his net worth was estimated at US$1.8 billion.
Erich and Helga Kellerhals, together with Walter Gunz and Leopold Stiefel, co-founded Media-Saturn-Holding GmbH, owner of Media Markt.
He was married with one child, and lived in Ingolstadt, Germany.