Stephen is the chief executive of Infrastructure New Zealand the peak infrastructure body in New Zealand. He is an expert on the infrastructure sector with a deep understanding of infrastructure governance, strategy, regulation, funding, delivery and management. He has undertaken extensive research of infrastructure policy implementation and delivery within New Zealand and overseas. Particular areas of expertise include, infrastructure industry leadership, productivity, advanced procurement, investment analysis, communications and stakeholder relationship management. He acts in an advisory capacity to the industry and on government appointed expert advisory groups. He is a member of the NZ Institute of Directors and has held a number of governance positions within the local government sector and charitable organisations.