Aldi may appear as if they were a single enterprise with certain store brands or when negotiating with contractor companies. The individual groups were originally owned and managed jointly by the brothers. Karl Albrecht, who died in 2014, retained ownership of Aldi Süd with a personal wealth of €17.2 billion that made him the richest man in Germany. The co-owners of Aldi Nord, Berthold and Theo Albrecht Jr. came close behind at €16 billion. Dieter Schwarz, owner of Lidl and Kaufland came in third, with a fortune of €11.5 billion. Aldi started to expand internationally in 1967, when Aldi Süd acquired
Plus (supermarket) The Edeka Group and the Tengelmann Group entered a joint venture to acquire the Plus supermarket chain on November 16, 2007, which resulted in 70% of Plus supermarkets being owned by the Edeka Group and 30% owned by the Tengelmann Group. As of January 2009, the stores in the Plus supermarket chain owned by the Edeka group were remodelled into Netto Marken-Discount supermarket chain branches, while the Tengelmann Group's supermarkets were bought by others. Plus (supermarket) Plus was a German multinational discount supermarket chain founded in 1972. It operated 2,840 stores in Germany with an approximate 27,000 employees and about