Donegal Group Inc. is an insurance holding company that engages, through its subsidiaries, in the property and casualty insurance business in 14 Mid-Atlantic and Southeastern states. The Company has three segments: its investment function, its personal lines of insurance and its commercial lines of insurance. The Companys principal insurance subsidiaries are Atlantic States Insurance Company and Southern Insurance Company of Virginia. The Company maintains a diversified fixed-maturities portfolio structured to maximize after-tax investment income. The Companys commercial property and casualty products and services consist primarily of automobile, multi-peril and workers compensation insurance. Personal property and casualty products and services consist primarily of automobile and homeowners insurance.