Robert J. Kostelnik

Robert J. Kostelnik has served as a Director at HF Sinclair for 13 years. Based in Dallas, TX, he has a background in Mechanical Engineering, holding a BS degree from Missouri University of Science and Technology. Throughout his career, Kostelnik has been affiliated with various corporations, including GlenRock Recovery Partners, LLC., Methanex Corporation, Port of Corpus Christi Authority, Cinatra Clean Technologies, Inc., CITGO Petroleum Corp., and Shell Oil Company. His contributions to political causes include $2700 to Republican affiliations and $100 to Democrat affiliations.