Mark is the founder of the Carbon Tracker Initiative, a non-profit think tank best known for its work on ‘stranded assets’ the ‘carbon bubble’ and mapping the impact of the clean energy revolution on the fossil fuel energy system. This analysis is used by investors in fossil fuels and financial supervisors, particularly in how to set decarbonisation pathways and regulatory frameworks to smooth the energy transition. In 2017, Mark founded ‘Planet Tracker’ which is focused on nature and biodiversity also through the lens of financial markets.

Prior to forming Carbon Tracker, Mark spent twenty years in fund management where he was a co-founder of some of the first responsible investment funds at Jupiter Asset Management, NPI, AMP Capital, and Henderson Global Investors. Mark has served on the World Business Council for Sustainable Development working group on capital markets leading up to the 1992 Earth Summit;was a Member of the Steering Committee of UNEP Financial Sector Initiative (1999-2003);founder of the UK Sustainable and Responsible Investment Forum (UKSIF), 1990-2006;and is now on the Advisory Board of GFANZ, the Glasgow Finance Alliance for Net Zero.

Mark is a member of the advisory council of the Gordon & Betty Moore Foundation’s Conservation & Markets Initiative;ESG advisory board of Glenmede Wealth Management;a Fellow of Tribe Impact Capital;an Advisor to Faith Invest and senior advisor to Consilium Capital. He is a Visiting Lecturer at the University of Cambridge’s sustainable finance programme and the Said Business School’s sustainable finance course. In 2021 he was winner of the CEREs/Trillium Capital Lifetime Achievement Award on Sustainable Finance and was made both an Ashoka Fellow and Sorenson Impact Fellow in 2022.