Newspaper reports have suggested the 41 buildings could be worth 400-500 million euros.
Banca Akros analysts estimated that such a valuation would give a capital gain of about 100 million euros.
Banca Italease has reorganised and restructured under new management with a 700 million euros capital increase after it suffered heavy losses on derivatives contracts last year. It turned in a net profit of 15.4 million euros in the first quarter of 2008.