Adrienne Williams is Group Senior Sustainability Advisor at ABB, a Swiss-Swedish global engineering company. In this role, she is responsible for sustainability due diligence in mergers & acquisitions processes, Group sustainability reporting and assurance, customer sustainability due diligence and is ABB’s Liaison Delegate to the World Business Council for Sustainable Development. Adrienne joined ABB in 2009 after 15 years with the international construction materials group, Holcim, where she worked in technical management and sustainability roles, latterly specialized in climate change, with responsibility for the Group’s global greenhouse gas management system. Originally qualified as a biochemist, Adrienne also holds an MBA from Griffith University in Australia.