Investor-owned utilities - highest customer satisfaction in the U.S. 2020

Investor-owned utilities in the United States had an average index score of 72 in 2020, based on the American Customer Satisfaction Index (ACSI). The American Customer Satisfaction Index (ACSI) is a national economic indicator of customer evaluations of the quality of products and services using a scale of 0 to 100 and available to household consumers in the United States. With an index score of 78, Atmos Energy is the American utility company with the highest customer satisfaction. CenterPoint Energy and NextEra Energy ranked second and third, at 77 and 76, respectively.