Entergy Arkansas Tops List of State's Largest Electric Companies by Arkansas Business Staff Posted 7/24/2006 12:00 am Updated 5 years ago Entergy Arkansas Inc. of Little Rock tops Arkansas Business' list of largest electric companies. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access stories older than 15 days. Purchase Now Already have archive access? Login to view this article.