Includes only those utilities where data were measured and available.
Method of interview
Online survey
Supplementary notes
The American Customer Satisfaction index® (ACSI®) score ranges from 0 to 100, with 100 being the highest score possible. Access date used as release date.
Citation formats
Utilities with highest customer satisfaction in the U.S. 2025, by index score
NextEra Energy, Atmos Energy, and Ameren had the highest American Customer Satisfaction Index® (ACSI®) of utilities in 2025, with a score of **. Southern Company, Consolidated Edison, and Dominion Energy followed, each with an ACSI® score of **Ìý±è´Ç¾±²Ô³Ù²õ.
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´¡°ä³§±õ®. (September 4, 2025). Utilities with the highest American Customer Satisfaction Index® in the United States in 2025, based on index score [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 31, 2026, from /statistics/235524/utilities-with-the-highest-customer-satisfaction-in-the-united-states/
´¡°ä³§±õ®. "Utilities with the highest American Customer Satisfaction Index® in the United States in 2025, based on index score." Chart. September 4, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 31, 2026. /statistics/235524/utilities-with-the-highest-customer-satisfaction-in-the-united-states/
´¡°ä³§±õ®. (2025). Utilities with the highest American Customer Satisfaction Index® in the United States in 2025, based on index score. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 31, 2026. /statistics/235524/utilities-with-the-highest-customer-satisfaction-in-the-united-states/
´¡°ä³§±õ®. "Utilities with The Highest American Customer Satisfaction Index® in The United States in 2025, Based on Index Score." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 4 Sep 2025, /statistics/235524/utilities-with-the-highest-customer-satisfaction-in-the-united-states/
´¡°ä³§±õ®, Utilities with the highest American Customer Satisfaction Index® in the United States in 2025, based on index score ÌÇÐÄÆƽâ°æ, /statistics/235524/utilities-with-the-highest-customer-satisfaction-in-the-united-states/ (last visited July 31, 2026)
Utilities with the highest American Customer Satisfaction Index® in the United States in 2025, based on index score [Graph], ´¡°ä³§±õ®, September 4, 2025. [Online]. Available: /statistics/235524/utilities-with-the-highest-customer-satisfaction-in-the-united-states/
