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Sami Ahmad is the Chief Financial Officer at Trecora Resources LLC. He has more than 25 years of experience in finance and accounting. From 1991 through 1998 he held various positions with ARCO Chemical Company including financial analysis, marketing, mergers and acquisitions, and investor relations. From 1998 through 2006 he worked for Lyondell Chemical Company as Director of Investor Relations, Assistant Treasurer, Corporate Finance, and Director of Corporate Development. In December of 2007 Lyondell Chemical Company was acquired by LyondellBasell Industries, and Mr. Ahmad continued to hold the position of Director of Corporate Development. From 2009 to 2011 he was Vice-President and Treasurer of Exterran. He then served as Chief Financial Officer for Southwest Water Company, Inc. for approximately 10 months. From July 2013 through August 2016, Mr. Ahmad served as the Chief Financial Officer and Board member for Armada Water Assets, Inc. He holds an undergraduate degree in Chemical Engineering from the University of Pennsylvania and an MBA from the University of Chicago.