Who Is The Largest Auto Insurance Company In The USA? 
While the listing of largest insurance companies is accurate , at least on the day it was released , it avoids the most important consideration and that is , where are you located . Sometimes regional companies dominate local markets and are seen as the premier companies to trust . Your state may have legislation or regulatory issues that make some of the large players reluctant to go after business in your state . Many companies left California about twenty years ago because of a change in the state constitution . 