William Douglas is currently Chief Commercial Officer of Vistra and is responsible for the commercial management and development of Vistra’s business globally. William has extensive international experience in creating and leading commercial teams and building strong client-focused programmes in multinational companies. Prior to joining Vistra, he was the Chief Marketing Officer at JLL, overseeing the global marketing function as well as that of the EMEA region covering 23 countries. He was responsible for commercial planning and branding, and has led major Sales and Marketing transformation programmes, including the implementation and integration of sales processes and technology platforms, as well as the creation of a commercially oriented marketing function that drives business growth. Prior to joining JLL, he held global and regional commercial, marketing and operations leadership roles at Samsung Electronics and Blackberry in London, New York and Toronto. He holds an Executive Education certification in Senior Leadership from Harvard Business School and an Executive Education certification in Design Thinking from Stanford University.