The Press Service of PJSC LUKOIL reports that Thomas Mueller resigns as Vice-President for oil refining, petrochemicals and gas processing of PJSC LUKOIL due to his retirement. Vadim Vorobyev who was most recently Vice-President for coordination of petroleum product marketing and distribution, is appointed to this position effective February 2, 2016. Oleg Pashayev, previously General Director of OOO LUKOIL-AERO, is appointed Vice-President for coordination of petroleum product marketing and distribution.