Madison Murphy to Chair Board of Murphy USA by Luke Jones Posted 6/21/2013 10:27 am Updated 3 years ago Murphy Oil Corp. of El Dorado announces the 10 directors that will serve on the board of Murphy USA Inc., the company's retail segment that will spin off as a separate company this year. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access stories older than 20 days. Purchase Now Already have archive access? Login to view this article.