Mars Insurance Agency: Insurance in Crystal Lake, IL, McHenry County, IL and Surrounding Areas. From the first car to the first home, a new business or a new addition to the family, Mars Insurance Agency has been the company Illinois has trusted since 1968. That's a half-century of providing service with integrity to both residential and business clients
Whether it's a minivan with eight seats, a sporty coupe with two - or even a motorcycle - we can help you protect it. Find out more about the extras that are available with an ERIE auto policy. Building a business is tough. Don't you want an insurance company you can depend on and trust to help make sure your business is protected? We're willing to