Allstate Insurance is a leading American insurance company that provides a wide range of insurance products, including auto, home, life, and business insurance. Founded in 1931 as part of Sears, Roebuck & Co., Allstate has grown to become one of the largest publicly held personal lines insurers in the United States. The company generates revenue primarily through the premiums paid by policyholders and investment income. Notable for its "You're in Good Hands" slogan, Allstate has a history of innovation in customer service and claims processing, making it a significant player in the insurance industry.