Stephen Westwell is on the board of Sasol Ltd. and 4 other companies.

He previously was President, Chief Executive Officer & Director at Silver Ridge Power LLC, Executive Vice President-Strategy & Integration at BP Plc President & Chief Executive Officer of BP Solar International, Inc. and President for BP Alternative Energy Ltd. (both are subsidiaries of BP Plc) and Co-Chief Executive Officer for EFR Group BV.

He received an undergraduate degree from University of Natal, an MBA from the University of Cape Town and a graduate degree from Stanford University.