Allstate: A Comprehensive Overview of a Leading Insurance Provider Allstate Corporation , commonly referred to as Allstate, stands tall as one of the foremost insurance providers in the United States . Founded in 1931 and headquartered in Northfield Township, Illinois, Allstate has cemented its reputation through decades of providing reliable insurance products and services to millions of customers nationwide. History and Founding. The story of Allstate began in 1931 when Sears, Roebuck & Co ., a prominent retailer at the time, recognized a growing need for affordable auto insurance. As a response to this demand, they launched Allstate Insurance Company. Originally, Allstate operated as a subsidiary of Sears, aiming to provide quality insurance options directly to consumers through the Sears catalog mail-order system. Over time, Allstate grew independently and established itself as a trusted name in insurance. Products and Services Offered. Allstate offers a wide range...