Esurance is one of the leading automobile insurance companies in the United States. The company was incorporated as Silicon Sierra Holdings in 1998. It offers a range of insurance products, including homeowners , renters , health, life and motorcycle insurance. The company provides long-term life protection and medical coverage for dependents. Esurance also offers short-term health insurance plans. In addition, it provides insurance coverage for recreational vehicles. The company provides 24-hour online claims processing services. Esurance maintains its corporate headquarters in San Francisco.