Mr. Sigmund Cornelius serves as President and Chief Operating Officer of Freeport LNG Development L.P, a company based in Houston, Texas. From 1980 to 2010, he held various management and senior positions at ConocoPhillips Company, retiring as Chief Financial Officer in 2010. Mr. Cornelius has served on the board of multiple public and private corporations, including Western Refining Inc, Columbia Pipeline Group Inc. and Chevron Phillips Chemical Co., among others.