German business personalities Maria-Elisabeth and Georg Schaeffler have an estimated net worth of $26.1 billion as of July 2017, according to Forbes.

Maria Elisabeth is known to be the mother of Georg Schaeffler. Together, they own the Schaeffler Group which is considered as the largest producer and manufacturer of roller bearings in the world. When her husband died in 1996, Maria-Elisabeth was forced to join the family business. Since 2009, Georg has been helping his mother in running and managing the company.

Owning 49.9% of Continental AG, the Schaeffler Group is the controlling shareholder of the auto and truck parts manufacturing company. The company specializes in producing brake systems, tachographs, tires, engine injection system, vehicle stability control system, as well as other parts for transportation and automotive industries. Currently based in Germany, Continental AG is now considered as fourth largest manufacturer of tires. It only comes after Goodyear, Michelin and Bridgestone.