Margaret Walker

Non-executive Director

B. Chemical Engineering (Texas Tech University) Fellow NACD

Margaret joined the board as a non-executive director in February 2021.

Margaret is a chemical engineer with significant experience working across the chemical, engineering and construction sectors. She spent 36 years at NYSE-listed Dow Chemical Co, including six years (2004-2010) as Vice President Engineering and Technology Centers. Her experience spans operations, engineering, supply chain
and business leadership.

Margaret currently serves as a non-executive director of Methanex Corporation (appointed April 2015), and the board of Independent Project Analysis, Inc, a privately held firm that drives improvement in capital performance (appointed January 2011).

Margaret holds a Bachelor of Science in Chemical Engineering from Texas Tech University, and in 2018 became a National Association of Corporate Directors Board Leadership Fellow.