Cat Cliffe currently serves as the People and Sustainability Director at Octavius Infrastructure Limited, focusing on addressing environmental and social challenges in collaboration with various stakeholders. Prior experience includes positions such as Head of Contract Scope for the Lower Thames Crossing, where responsibilities encompassed the development of main works contract scope, and Head of Value and Legacy for the same project, leading sustainability and innovation efforts. Earlier roles include Sustainability and Performance Manager at Connect Plus, where a Sustainability Strategy for the M25 was developed, and Principal Consultant at Schofield Lothian, working on high-profile infrastructure projects. Cat Cliffe began a career as a Senior Environmental Consultant at Laing O'Rourke, specializing in contaminated land management. Educational qualifications include a Master of Science in Hydrogeology from the University of East Anglia and a Bachelor of Science in Geology and Petroleum Geology from the University of Aberdeen.