Darren was responsible for development of policy and strategy to position PB as the leading consulting firm in the delivery of sustainable infrastructure solutions in the Australian region. He was responsible for crafting PB’s Sustainability Principles, Climate Change policy, Thought Leadership strategy and Corporate Responsibility (CR) program. http://www.wsp-pb.com/en/Who-we-are/In-the-media/News/2016/Corporate-Knights-ranks-WSP–Parsons-Brinckerhoff-among-worlds-most-sustainable-companies/