MILAN (Reuters) – UniCredit is revamping its structure so that all domestic companies from small businesses to large multinationals are looked after by one division, Italy’s second largest bank said on Monday. UniCredit said the aim was to give smaller businesses access to products and services developed by its corporate solutions division, such as advisory or capital markets access. The new streamlined structure will be led by Massimiliano Mastalia, who joined the group in November after previous roles at BNL, the Italian arm of BNP Paribas, and as co-founder of instant-lending fintech Presta…