Steve Mawer is the founder of Calumet Specialty. Based in Indianapolis, United States.
Stephen P. Mawer was elected to the Board of Directors of Calumet GP, LLC, the general partner of Calumet Specialty Products Partners, L.P., in March 2016. Calumet is a master limited partnership and a leading independent producer of specialty hydrocarbon and fuels products in North America. Prior to joining Calumet's board, Mawer retired as President of Koch Supply & Trading in 2014, following a 27-year career in commodities trading, risk management, and refining operations. He also held roles in crude oil trading at Ashland Petroleum, RWE AG, and Shell.
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