Previously with the Times Newspaper London, the U.N. Environment, and the U.N. Framework Convention on Climate Change, Nick was the Director of Communications and Spokesperson for the Paris Agreement of 2015. More recently, he has served as the Director of Communications for the Global Climate Action Summit that took place in San Francisco in September 2018.

Martina has over 25 years of experience in Environmental Policy and Programme Management, with a particular focus on energy, buildings, transport and sustainable cities, as well as partnership building. At the UN Environment Programme, she has served in different functions out of Paris and Nairobi, including in the Executive Office, heading UNEP’s work Transport, Bioenergy, Energy Policy, UNEP's work on on Cities and the Secretariat of the Global Alliance for Buildings and Construction, and now heading the Secretariat of the Climate and Clean Air Coalition.

Zerin Osho is the Director of the India Program at IGSD where she is leading the development and implementation of IGSD’s subnational work on fast mitigation of non-CO2 emissions. In this current role, Zerin is focused on developing inventories of non-CO2 emissions at the subnational and district levels in India, novel accounting methodologies for inclusion of non-CO2 emissions in market mechanisms, an investible project pipeline for fast mitigation of non-CO2 emissions, and the preservation of the cryosphere.

Grace Wangeci Waweru is a Project Manager at Solidaridad East & Central Africa, with over 12 years of experience in sustainable agriculture, climate resilience, food security, and rural livelihoods. She currently leads initiatives focused on reducing methane emissions from smallholder dairy systems in Kenya while improving farm productivity and farmer livelihoods. Her work focuses on promoting practical, climate-smart solutions through farmer capacity strengthening, multi-stakeholder partnerships, and evidence-based approaches to methane mitigation. She works closely with research institutions, government agencies, and private-sector partners to advance sustainable livestock production and support the transition towards low-emission, economically viable agricultural systems.

Valerie Hickey is the Global Director for Environment, Natural Resources and Blue Economy (ENB) World Bank.

Dan leads a global team of staff and consultants working with partners in government and civil society to reduce methane emissions from the oil and gas industry worldwide. He has successfully led efforts to craft and strengthen methane policies at the state and federal levels in the U.S., and has expanded his focus to support policy development and implementation in countries across the globe. Prior to joining EDF, Dan was a litigation attorney in private practice and a State Senator in the Colorado General Assembly. He served six years in the Colorado House of Representatives, including two years as House Minority Leader, and four years in the Senate, where he chaired the Judiciary Committee and was Vice Chairman of the Agriculture and Natural Resources Committee.

Gabriela is a proactive, flexible, solution-oriented team player with extensive global exposure. She is experienced in working with programmes and project management in multiple sectors and industries and implementing financial instruments (Grants schemes EU and EEA & Norway Grants programmes), international trade and corporate responsibility. Gabriela is skilled in negotiation, sustainable development, strategic planning, and risk management with extensive practice within sustainable socio-economic development processes, bilateral cooperation, energy, and environmental sustainability. She holds Prince2 and AgilePM certificates. At CBI, her primary focus is on the Industrial Transition Programme. She contributes to the energy transition to shift the economy to align with well below 1.5 degrees, net zero future, policy support, market & investor trends to drive the transition of hard-to-abate sectors like energy, steel, cement, chemicals industry.

Sidney Medeiros is an Agronomist with a Master of Sciences degree in Agriculture Sciences. Since 2007 he works as an Agriculture Inspector at the Ministry of Agriculture and Livestock in Brazil. Currently Sidney is the Deputy-Coordinator of Climate Change Strategies in Agriculture, supporting the implementation of the Low Carbon Agriculture Plan (ABC+ Plan), dealing specially with the international cooperation agenda, such as technical cooperation projects and UNFCCC discussions.

Kemson Tavdey is a Climate Diplomacy Coordinator and former Regional Cooperation Coordinator at the Department of Foreign Affairs and International Cooperation in Vanuatu.

Brandon joined CATF in 2023 and serves as the Associate Director, Global Policy for the Methane Pollution Prevention team. He leads CATF’s global methane policy and regulatory strategies, working closely with governments, industry leaders, and financial institutions to build, implement, and enforce policies that drive emissions reductions across the energy, waste, and agricultural sectors. Prior to joining CATF, Brandon worked at The ONE Campaign, where he led the EU Policy and Advocacy team and shaped economic, health, and climate policies to tackle systemic inequalities in Sub-Saharan Africa. Specifically, he focused on securing the Loss and Damage Fund agreed at COP27, and mobilizing development and climate finance through the EU’s Multiannual Financial Framework, new EU own resources, and the G20-led CAF reform of Multilateral Development Banks. Throughout the COVID-19 pandemic, Brandon helped lead ONE’s global campaigns to foster equitable access to COVID-19 vaccines and treatments, and subsequently worked closely with the European Commission to shape the EU’s new Global Health Strategy. Brandon began his career working on human rights and democracy issues in North Africa, conducting research and monitoring national elections in Tunisia and Egypt following the Arab Spring. He later co-founded the Brussels International Center, a think-tank that focuses on cyclical drivers of conflict and economic fragility in North-Africa and the Middle East, where he now volunteers counsel as a Senior Strategic Adviser. Originally from New York City, Brandon studied Political Science at Duke University, and later obtained a Master’s Degree in International Development from the University of Kent’s Brussels School of International Studies.

Anastasia leads the CC Lab’s work on cooling, carbon markets, and geologic programs, oversees operations, and serves as Treasurer. Anastasia teaches a class at Yale School of the Environment on Carbon Removal and is a frequent public speaker. She has deep expertise in carbon markets, green procurement, standards development, venture investing, and entrepreneurship. She has lived and worked in Australia, Canada, France, Sweden, and the U.S. Prior to the CC Lab, Anastasia was a Senior Consultant with Industrial Economics Inc., where she led a sustainability practice delivering on the sustainability objectives of federal and state governments, large companies, NGOs, and international organizations. She co-founded Big Room Inc., developers of the .eco top-level domain and Ecolabel Index. She was a founder of the Sustainable Purchasing Leadership Council (SPLC), a US-based 501(c)(3) non-profit, and served as Board Chair. Anastasia holds a Ph.D. from Yale University with a dissertation focused on cleantech venture investing, a M.Sc. in industrial environmental management and policy from Lund University, Sweden, and a B.A. with first-class honors from Sydney University, Australia, for which she was awarded the University Medal.

Makoto Kato has served as a Co-Lead of the Cooling Hub of the CCAC. Also, as the head of the Initiative on Fluorocarbons Life Cycle Management (IFL), driven by the Government of Japan, he has engaged in cooperation on accelerating Life Cycle Refrigerant Management (LRM), e.g. developing legal framework, ODS/HFC inventory, and relevant technology deployment in developing countries. He co-authored the “Resource Book for Life Cycle Management of Fluorocarbons: Good practice portfolio for policymakers”, published by the Ministry of the Environment, Japan and the CCAC in 2022.

Philippe Brunet is heading the Regional Thematic Hub of the Swiss Agency for Development and Cooperation (SDC) within the Embassy of Switzerland in Thailand since 2023. The Hub supports regional efforts to tackle climate change and environmental challenges in South and Southeast Asia. Philippe Brunet joined the SDC in 2016. Before his current posting in Bangkok, he served as Switzerland's lead negotiator on adaptation and Loss and Damage under the UNFCCC. He also worked as the thematic lead on pollution for the SDC, in charge of its air pollution projects in Latin America and China as well as for the SDC's support to global alliances such as the Climate and Clean Air Coalition. He holds a Bachelor's of Science in Environment from McGill University in Montreal, Canada and a Master's of Development Practice from Sciences Po Paris, France.

Rachel Kyte is a climate diplomat, dean, educator, multilateralist, activist focused on making finance work for climate action and justice. Time is not on our side. We can’t afford to waste time or money and need politics to be as good as our science. Previously, she was chief executive officer of Sustainable Energy for All, and special representative of the United Nations Secretary-General for Sustainable Energy for All. She was World Bank Group vice president and special envoy for climate change. In that role, she oversaw work on climate change adaptation, mitigation, and climate finance across the institutions of the World Bank Group, including the International Bank for Reconstruction and Development (IBRD); the International Development Association (IDA), the World Bank's fund for the poorest; the International Finance Corporation (IFC); and the Multilateral Investment Guarantee Agency (MIGA); as well as the World Bank Institute and the Global Facility for Disaster Reduction and Recovery. She previously served as World Bank vice president for sustainable development and was the International Finance Corporation's vice president for business advisory services and a member of IFC's management team.​