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John Harris

President and CEO

Coulson Oil Inc.

North Little Rock

Age: 50

John Harris

John Harris was promoted to CEO of Coulson Oil in 2013 after the resignation of David Zakrzewski, who remained on the board of directors.
Harris had previously done several jobs at the company, including manager of environmental compliance, manager of petroleum services and, immediately before his promotion, vice president and chief operating officer. Coulson Oil ranked at No. 16 on Arkansas Business’ most recent list of the state’s largest private companies with revenue of $606.3 million in 2013.