Grzegorz has more than 15 years of experience in refinery and petrochemical business. He joined PKN ORLEN in 2004, and he is currently a Director of Production Processes Optimisation Department. He specializes in refinery and petrochemical process optimization. His experience includes refinery economics, scheduling of production and advanced refinery processes modelling. He is experienced in implementation of change and plant troubleshooting. Grzegorz worked earlier at Steam Cracker Plant and Production Scheduling Team. He created many efficiency improvement programs and investment projects in PKN ORLEN.