Theo Albrecht Jr. Theo Albrecht Jr. Theodor "Theo" Albrecht Jr. (born 1950) is a German billionaire businessman, the son of Theo Albrecht, co-founder of Aldi. As of January 2018, Albrecht's net worth is estimated by Forbes as $22.4 billion. In 2010, his father Theo Albrecht died, leaving the ownership of the German supermarket chain Aldi Nord and US supermarket chain Trader Joe's to his two sons, but Berthold died in 2012. Theo Albrecht Jr. and the heirs of his brother Berthold inherited the fortune, which originally grew from a corner grocery shop opened back in 1913. Albrecht lives in Mülheim an der Ruhr,
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.