The Tortona 33 office asset was bought for several Allianz insurance companies. : Allianz Real Estate has expanded its Italian real estate portfolio with the acquisition of an €83m multi-tenant office complex from BNP Paribas. The €63.5bn real estate manager said it bought the 19,275sqm Tortona 33 asset in Milan on behalf of several Allianz insurance companies. Donato Saponara, head of Italy and head of transactions for Western Europe, Allianz Real Estate, said: “The Tortona 33 acquisition perfectly fits our appetite for investments in prime office assets in Milan which offer a great risk/ return profile through active asset management.