Financial Strength Rating: A+ (Stable)
Location: Columbus, Ohio
Founded: 1929
Operating States: All States
Products: Personal and commercial property/casualty insurance
Allied was founded by Harold Evans in 1929. Originally called Allied Mutual Automobile Association, the company merged with Nationwide Mutual Insurance Company in 1998. Nationwide is one of the largest home and auto insurers and employs over 35,000 people around the world.