Banco Ambrosiano
Roberto Calvi's father was the manager of the Banca Commerciale Italiana. Calvi joined the bank after World War II, but he moved to Banco Ambrosiano, then Italy's second largest bank, in 1947. He married in 1952 and had two children. Soon he became the personal assistant of Carlo Alessandro Canesi, a leading figure and later president of Banco Ambrosiano. Calvi was the bank's general manager in 1971 and chairman in 1975.