Askar Sayfullin is a Senior Reservoir Engineer at Mubadala Energy with over 12 years of international experience in reservoir engineering and field development. He has contributed to the evaluation and optimization of greenfield and brownfield assets across the Middle East, Southeast Asia, and Russia, covering both sandstone and carbonate reservoirs. His expertise includes reservoir simulation, history matching, production forecasting, uncertainty management, and integrated field development planning. He holds an MSc in Petroleum Engineering from Heriot-Watt University, UK