Effective on May 1, 2015, Thanatthep Thitiprasert, currently Shutdown Planner, Shutdown Section, Mechanical Division, Sriracha Refinery, Esso (Thailand) Public Company Limited, will become Project Engineer, Sriracha Umbrella Projects Section, Technical Division, Sriracha Refinery. Khun Thanatthep will report to Pairat Rerkpattanapipat, Sriracha Umbrella Projects Manager.