Selective Insurance Group is a holding company. Through its subsidiaries, Co. provides standard commercial, standard personal, and excess and surplus (E&S) lines property and casualty insurance products. Co.'s segments include: Standard Commercial Lines, which is comprised of property and casualty insurance products and services provided to commercial enterprises; Standard Personal Lines, which is comprised of property and casualty insurance products and services provided to individuals in the standard marketplace; and E&S Lines, which is comprised of property and casualty insurance products and services provided to customers who are unable to obtain coverage in the standard marketplace.