Power Auto Claims Satisfaction Study, putting it above nearly all other competitors. As far as nationwide carriers go, Amica is in the top tier when it comes to claims satisfaction. The chart below outlines what we’ve determined are the top five providers of car insurance in Wisconsin. The top car insurance companies in Alabama. USAA 4.40 stars for price rating (company profile | reviews)USAA gets high marks from its customers for its service and pricing across the many lines of insurance it offers, and that includes high ratings for its auto insurance pricing. 1. Power 2019 US Auto Insurance Study. Best car insurance company for claims satisfaction: Amica Mutual. Below we list all ten auto insurers and recommend which might be best … We've picked the 10 best insurance companies in the country, based primarily on audience satisfaction, as measured by the J.D. Amica is known for best … Marketing research company J.D. The catch is that to qualify for USAA insurance… The study measures five … It scored 898 on the 2019 J.D. The U.S. car insurance market is dominated by a few key players with the ten largest companies controlling approximately 72% of the market. 5 Best Car Insurance Companies In Wisconsin.