Michael Henderson: Finalist, Large Private Companies Category by Arkansas Business Staff Posted 11/7/2011 12:00 am Updated 6 years ago Michael Henderson is one of a trio of men who oversee the three arms of Electric Cooperatives of Arkansas. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.