PARIS, 2016-1-4 — /EPR Retail News/ — Klépierre announces that Steen & Strøm, its 56.1% controlled subsidiary, jointly with its partner – Entra – has completed1 the acquisition of Oslo City on December 31, 2015. Steen & Strøm and Entra have started a demerger process of the holding company that owns Oslo City, following which, Steen…