Heinz Hermann Thiele (2 April 1941 – 23 February 2021) was a German businessman. He was the chairman of Knorr-Bremse AG and Vossloh.At the time of his death, he was also the largest shareholder in the German carrier Lufthansa AG.. With a net worth of $20.2 billion, he was the fourth richest person in Germany at the time of his death.
Link: https://simple.wikipedia.org/wiki/Heinz_Hermann_Thiele