Karl Albrecht Jr. and they have no children. Karl Albrecht Jr. Karl Albrecht Jr. (born 1948) is a German billionaire, and the son of Karl Albrecht, who founded the discount supermarket chain Aldi with his brother Theo. Albrecht worked for Aldi Süd in various roles until his resignation due to a cancer diagnosis (from which he subsequently recovered). He and his sister Beate Heister control the family trust, the Siepmann Stiftung (named for their mother), which, in turn, controls Aldi Süd, the source of their joint fortune. Together with Heister, he has a net worth of US$25 billion, as of December 2018. He
Dia (supermarket chain) Dia (supermarket chain) Distribuidora Internacional de Alimentación, S.A. (DIA) is a Spanish international hard-discount supermarket chain founded in 1979 which as of 2012 operates 6,914 stores internationally, making it Europe's third largest food sector franchiser. It has also owned Schlecker in Spain and Portugal since 2013. The company is headed by the Venezuelan-born Ana María Llopis. Dia is a discount supermarket chain which follows a policy of reduction of prices by means of minimizing operational costs. The furniture and decoration of the store are minimal. Costs are also reduced by limiting the choice of products to a narrow selection of