AbstractCommercial Banking (MIC: SIC: 6022 NAIC: 522110)Old Second Bancorp is a bank holding company. Through its subsidiaries, Co. provides financial services through its 29 banking locations and one commercial loan production office located in Kane, Kendall, DeKalb, DuPage, LaSalle and Will counties in Illinois. Co.'s services include demand, money market, savings, time deposit, individual retirement, and Keogh deposit accounts; commercial, industrial, consumer, and real estate lending, including installment loans, student loans, farm loans, lines of credit, and overdraft checking; safe deposit operations; wealth management services and trust services. At Dec 31 2007, Co. had total assets of $2.66 billion and total deposits of $2.11 billion.