He started his career with Dow Chemical Company where he took on various manufacturing, technology, commercial and global business management functions of increasingly broader scope and responsibility. After 24 years with Dow Chemical, Brett joined LBC Tank Terminals Group in 2009 as Chief Executive Officer. He stepped down in 2014 to become the Chief Executive Officer of Low & Bonar plc. Brett Simpson's appointment as Chief Executive Officer of Fenner plc was announced in December 2017, before the company was acquired by Michelin.
Brett holds a chemical engineering degree from Monash University Australia and obtained an MBA at Columbia Business School, US. He has lived and worked in Australia, Hong Kong, China, US, Switzerland, Belgium and UK.