American Business bank's commercial lending services include commercial real estate loans (more than half of its portfolio), asset-based lending, equipment finance, construction loans, and revolving lines of credit. Its deposit products consist of checking, savings, and money market accounts, and CDs.What's a middle-market, closely held, owner-managed business gotta do to get FORTUNE 500 treatment from a bank? American Business Bank caters to private companies in Southern California with annual sales between $5 million and $200 million, with an emphasis on wholesalers, manufacturers, service businesses, not-for-profit organizations, and professionals. It has offices in Irvine, Los Angeles, Ontario, Torrance, and Woodland Hills.