American International Group, Inc. (AIG) is an insurance company. The Company provides a range of property casualty insurance, life insurance, retirement products, mortgage insurance and other financial services. It offers products and services that help businesses and individuals protect their assets, manage risks and provide for retirement security. It earns revenues primarily from insurance premiums, policy fees from universal life insurance and investment products, and income from investments. AIG companies serve commercial, institutional and individual customers through worldwide property-casualty networks of any insurer. In addition, AIG companies are providers of life insurance and retirement services in the United States. Its segments include AIG Property Casualty and AIG Life and Retirement.