Theo Albrecht the United States. Aldi and Trader Joe's, while owned by the brothers, have separate and distinct ownership and operations. Theo Albrecht and his brother Karl revolutionized the German grocery market with a low-cost business model. They had developed the supermarket as an outgrowth of their mother's small grocery store, which she had opened in 1913, in Essen, after Theo’s father had developed emphysema as a miner. Theodor learned the grocery business from his mother, in order to escape the fate of his father in the mines. He and his brother Karl developed Albrecht Diskont, one of Europe’s largest chains of
Dirk (supermarket) Dirk (supermarket) Dirk, formerly Dirk van den Broek, is a supermarket chain that operates 110 stores in the Netherlands. The original business was established in 1942 by Dirk van den Broek as a milk store in Amsterdam. In 1948 it was converted into a self-service market. The first supermarket was opened in 1953, also in Amsterdam. In 1972 Dirk started the Digros formule located in Katwijk, in 1973 he bought the supermarkets from Bas van der Heijden which were located around Rotterdam. In 2009 the company of Dirk van den Broek merged with Dirk Kat's DekaMarkt into the Detailresult Groep.