Rachel Delhaise is Chief Sustainability Officer at Convex Insurance with responsibility for developing and implementing the sustainability strategy across the group. Prior to joining Convex in April 2021, she was Chief Risk Officer of Starstone Group for six years where she developed and led the risk function across five operating entities. Rachel has 30 plus years of experience in the insurance sector, with over 20 years spent with Guy Carpenter, part of Marsh and McLennan Corp, latterly as Managing Director of the firm's capital markets arm, GC Securities.

As part of her sustainability work within the insurance sector, Rachel is Chair of Climatewise Management Committee and a member of the Operating Committee of the Insurance Development Forum, where she co-chairs the Risk Modelling Steering Group.

She is also currently a Non-Executive Director of Envelop Risk, a specialty cyber underwriting managing agent. Rachel has completed University of Cambridge Institute of Sustainability Leadership (CISL), Business Sustainability Management and Sustainable Finance courses.

Karen Kaufman is Director of Content and Convening at the Conduit, where she oversees programming, conference and events strategy, alongside external positioning. She has over 25 years of experience in media, government and tech. Karen previously served as Google's Head of Events’ Editorial for Europe, the Middle East and Africa, leading the thought leadership team and the strategic partnership with the World Economic Forum. She has worked on both sides of the media, beginning her career in journalism as a night editor for Haaretz-International Herald Tribune, before moving to comms and external relations roles at the British Embassy in Tel Aviv and the Tony Blair Institute.

David Stainforth is a Professorial Research Fellow in the Grantham Research Institute on Climate Change and the Environment at the London School of Economics, and an Honorary Professor in the Physics Department at the University of Warwick. He carries out research on climate science and its relationship with climate economics and policy. He focuses particularly on uncertainty analysis and on how academic assessments can better support decision-making in the context of climate change.

David has a BA in Physics from Oxford University, an MSc in “Energy Systems and Environmental Management” from Glasgow Caledonian University, and a DPhil in “Uncertainty and Confidence in Predictions of Climate Change” again from Oxford University. He was co-founder and chief scientist of climateprediction.net - a large, citizen-science, distributed computing project designed to explore the implications of model error in climate predictions. He has published on a diverse range of subjects including climate modelling and model interpretation, climate physics, nonlinear dynamical systems, the philosophy of climate science, climate economics, hydrology, geomorphology etc.

Dr Mumba is the Secretary General of the Convention on Wetlands and a Zambian-born environmentalist with over 25 years of global experience in environmental management and sustainable development. She joined the Convention on Wetlands from the United Nations Development Programme (UNDP), where she served as Director of the Rome Centre for Sustainable Development, focusing on climate change, sustainable development and nature protection. She also led the agency’s engagement in the UN Decade on Ecosystem Restoration and supported the Italian Government during its G20 Presidency and COP26 Co-Presidency with the United Kingdom.

Prior to UNDP, Dr Mumba worked for 12 years at the global headquarters of the UN Environment Programme (UNEP), including as Head of the Terrestrial Ecosystems Programme. She also chaired the Global Partnership on Forests and Landscape Restoration (GPFLR), a global network hosted by IUCN and FAO.

She founded the Network of African Women Environmentalists and has received numerous accolades, including being named among the 100 most influential African women. In 2022, she was recognised by the Global Landscape Forum as one of 16 women restoring the planet.

Dr Mumba began her career at the Environmental Council of Zambia and previously worked with WWF in Switzerland, the United Kingdom and East Africa. She holds a PhD in Wetland Hydrology and Conservation from University College London and is an Honorary Senior Research Associate at UCL.

Siddarth Shrikanth is an Investment Director at Just Climate dedicated to Natural Climate Solutions. The strategy is designed to provide growth capital and business building support to scale technologies and services than can protect and restore nature. Siddarth joined the team in 2021, when Just Climate was established by Generation IM.

With an academic background in ecology and evolutionary biology from Oxford, Siddarth began his career McKinsey in London before co-founding Delterra, a circular economy platform seeded by McKinsey, and leading operations in Indonesia. He spent a year in Hong Kong as a foreign correspondent for the Financial Times before pursuing joint MPA/MBA degrees from the Harvard Kennedy School and Stanford’s Graduate School of Business, where co-founded a natural carbon removal start-up and consulted for the World Bank and the Singapore government on climate finance. Siddarth's book, The Case for Nature: Pioneering Solutions for the Other Planetary Crisis, was published by Penguin Random House and Duckworth in 2024.

Kathy Baughman McLeod is Founder and CEO of HERA, formerly known as Climate Resilience For All, a women-led global NGO dedicated to protecting the health, income, and dignity of women on the front lines of extreme heat.

One of HERA's signature programs currently reaches 300,000 informal women workers in India with an insurance that pays out when it's too hot to work and the heat threatens their health and income. It is being scaled in Thailand, Sierra Leone, Pakistan, and Los Angeles.

She is the former Director of the Arsht-Rockefeller Foundation Resilience Center, Global Executive for Environmental and Social Risk at Bank of America, Global Managing Director for Climate Adaptation at The Nature Conservancy, and Deputy Chief of Staff to Florida's elected CFO. She served as a Florida Energy & Climate Commissioner for two terms and was recognized by Reuters' as a 2024 Trailblazing Woman in Climate.

She serves as a member of the Operating Committee of the Insurance Development Forum, is a Trustee of UK-based charity Humanity Insured and is a former member of the US Federal Emergency Management Agency’s (FEMA) National Advisory Council as the agency’s first climate specialist.

Kathy is a recipient of the 2025 "Visionary Impact Award" from the Arts & Nature Social Club and the Fuqua School of Business 2021 “Leader of Consequence” award and is a Policy Fellow of the French Foreign Ministry. She holds an MBA from Duke University, an MS in Geography from Florida State University, and certification in Health Impact Assessment from The University of Liverpool in the UK.

Neliswa is the Head of Projects and Partnerships at Humanity Insured (HI), a climate insurance nonprofit backed by leading London insurance companies. She manages a grant portfolio spanning roughly 20 countries, working with implementing partners to build climate resilience for vulnerable communities through innovative insurance solutions

Previously, Neliswa was part of the ESG team at Deloitte, where she focused on climate resilience and was seconded to the UN Climate Champions team as Business Engagement Lead for the Race to Resilience Campaign during COP26 and COP27. The campaign aimed to build resilience for four billion people from vulnerable groups and communities against climate risks.

Before Deloitte, Neliswa co-founded SpringAge, a youth-led consultancy tackling social and environmental challenges across Africa, which was acquired by Deloitte South Africa in 2016. She went on to join Deloitte’s Strategy team, delivering projects across the mining, retail and consumer sectors, and led Deloitte Africa’s World Class and World Climate Programmes, targeting impact for 100 million lives by 2030.

Neliswa has been recognised as a World Economic Forum Global Shaper and a Young African Leaders Initiative (YALI) fellow.

David Craig is the Co-Chair of the Taskforce on Nature-related Financial Disclosures (TNFD), Chair of the Investment Committee for Triple Private Equity and member of the Sustainable Markets Initiative (SMI). He is also a member of the International Advisory Panel for Biodiversity Credits (IAPB).

David was the former founder and CEO of Refinitiv, one of the largest data and technology platform providers to financial markets operating in over 160 countries. Following the acquisition of Refinitiv by London Stock Exchange Group for $27B in 2021, he became head of LSEG’s Data and Analytics Division.

He was previously founder and CEO of the Governance, Risk and Compliance (GRC) business and head of strategy at Thomson Reuters and Reuters plc. Prior to these roles he spent 8 years as a partner at McKinsey focusing on technology and financial services clients, and was a software developer for American Management Systems.

David is a private investor in natural capital technology firms, director of the Green Finance Institute PMO and a Trustee at the Natural History Museum supporting Innovation and Data.