René Benko: Court opens insolvency proceedings against Signa founders. Austrian tax authorities have charged Benko with tax debts of almost two million euros.

The sovereign wealth fund Mubadala in Abu Dhabi is trying to collect 713 million euros from Benko and Signa companies. The Signa Group's portfolio includes, among others, the insolvent department store chain Galeria Karstadt Kaufhof, the abandoned Elbtower construction project in Hamburg and the Berlin luxury department store KaDeWe.