Sumitomo Bank of California provides a full range of banking services, primarily to consumers and small and medium size businesses. The Commercial Banking Division also markets various products and services, such as a full slate of both paper, electronic and PC-based cash management systems. The bank also offers a wide variety of consumer installment loans, including mortgage, home equity and auto loans. Interest and fees on loans accounted for 77% of 1997 revenues; other interest income, 17% and non-interest income, 6%.