New Coulson Oil CEO John Harris Has Road Record by Arkansas Business Staff Posted 4/8/2013 12:00 am John Harris, who took over as President and CEO of Coulson Oil after David Zakrzewski's resignation last month has "complicated" legal history. 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.