REWE-Zentralfinanz eG forms the parent company of the co-operative, whilst the operational business is controlled by the subsidiary entitled REWE-Zentral AG.

Sales lines include Billa, Penny, Rewe, Toom, DER Touristik Germany, as well as ITS Reisen and Lekkerland.

[6] The Second World War had a disruptive effect on the trading group as essential goods had become scarce and many shop-owners had to go to the front for military service.

Subsequently, a significant part of their administration was destroyed by bombing resulting in the company being almost unable to function at the close of war.

[15] In 1972, the partnership model still used today was introduced, following the previously independent regional cooperatives ceding management functions to Rewe headquarters in 1968.

[15] The head office was converted into a joint-stock company whose wholesaler shareholders went on to manage all central services and sales promotion.

[23] In 2021 REWE Group announced the inception of Paymenttools, provider of on- and offline payment solutions for retailers.