Jean-Marc Gilson

President and Chief Executive Officer at Westlake Corporation

Jean-Marc Gilson is the President and CEO of Westlake Corporation, appointed in July 2024 after serving as President and CEO of Mitsubishi Chemical Group Corporation. He brings over 25 years of executive experience in the chemicals industry across the United States, Europe, and Asia. Gilson is recognized for leading international companies and delivering strong results in innovation and growth. He holds advanced degrees in chemical engineering and has a proven track record of disciplined growth and shareholder value creation.