All Speakers

Alister Scott

Executive Director

Global Rewilding Alliance

40 year career making big change happen with sustainability as the driving purpose. Doctorate in Science Policy from the University of SussexHonorary Professor of Practice at UCL Institute for…

Théophile ZOGNOU

Executive Directoe

Fondation pour le Tri-National de la Sangha

Dr. Théophile ZOGNOU is the CEO of the Sangha Tri-National Trust Fund (FTNS) and President of CAFÉ (Consortium of African Funds for the Environment). He manages the FTNS, which holds a capital of…

Ram NARAYAN

Principal - Land and Biodiversity (Onshore)

Exxon Mobil Corporation - Management Support Services

Ram Narayan, is currently the Principal for Land and Habitat (Onshore) with Exxon Mobil Corporation in their corporate Global Operations and Sustainability organization. He is based in Houston, Texas…

Roy HOWELL

Senior Policy Officer, United States

IUCN

Roy Howell serves as Senior Policy Officer in the IUCN North America Regional Office, contributing to the development and management of IUCN's strategic relationships with US government agency…

Arielle ROMENTEAU

Chargée de mission "Pays en développement & Biodiversité"

Comité national de l’UICN, France

Ralph REGENVANU

Minister for Climate Change Adaptation, Energy, Environment, Meteorology, Geo-Ha

Ralph Regenvanu is Vanuatu’s Minister for Climate Change Adaptation, Energy, Environment, Meteorology, Geo-Hazards and Disaster Management. He is currently serving his sixth term as a Member of…

John PEREIRA

Head of Operations - RER

APRIL

John Pereira has over 20 years of international experience in environmental management, ecology, and operational leadership within conservation. As acting Head of Operations for Restorasi Ekosistem…

Jibi PULU

Community elder

Idu Mishmi/Dibang Team

Maja VASILIJEVIC

Senior Advisor

Norwegian Institute for Nature Research (NINA)

Maja Vasilijević is a Senior Advisor at the Norwegian Institute for Nature Research (NINA), where she works on European projects with a strong focus on the science-policy interface under the…

Raphaël BILLÉ

Deputy Director General

Tour du Valat

Sona KALANTARYAN

Reforestation projects coordinator

Foundation for the Preservation of Wildlife and Cultural Assets

Sona Kalantaryan has worked at the Foundation for the Preservation of Wildlife and Cultural Assets (FPWC) since 2018, where she manages Forest Landscape Restoration projects. At FPWC, she brings in…

Paula HARRISON

Professor

UK Centre for Ecology & Hydrology

Paula Harrison is Principal Natural Capital Scientist and Professor of Land and Water Modelling at the UK Centre for Ecology & Hydrology. Paula serves as Co-Chair of the IPBES Nexus Assessment on…

Joshua AYUO

Programmes Manager

Kenya Wildlife Conservancies Association

Joshua Ayuo is a development professional with over a decade of experience in program leadership, institutional strategy, and impact-focused fundraising. As Programmes Manager at…

Alison Ormsby

Associate Director of Design/ Forest Specialist

Adventure Scientists

Alison Ormsby has a PhD in Environmental Studies and was a professor of Environmental Studies for 20 years. Dr. Ormsby has taught human ecology and policy courses and published about topics that…

Nizar HANI

Minister of Agriculture

Lebanon

Dr. Nizar Hani has been serving as Minister of Agriculture in the Republic of Lebanon since February 8, 2025. He brings extensive experience in the fields of environmental protection, protected areas…

Alfredo Vargas Pio

Independiente

Federación Nativa del Río Madre De Dios y Afluentes

Aziz Abdukhakimov

Aziz Abdukhakimov currently serves as the Minister of Ecology, Environmental Protection and Climate Change of the Republic of Uzbekistan, a position he has held since December 30, 2022. Born in 1974…

Giovanni BROUSSARD

Global Acting Head / Africa Coordinator Environment Team

UNODC

Based in Nairobi (Kenya), Mr. Broussard is the acting head of the UNODC Global Programme on Crimes that Affect the environment. His work focuses on building capacity to tackle transnational organized…

Amna ALOTAIBA

Director Life Sciences

Al Ain Zoo

Dr. Amna Al Otaiba is an accomplished environmental and life sciences leader with over two decades of experience in environment, health, safety, sustainability, conservation, and academia. She has…

Marconi MADAI

Senior Vice President, HSSE

Sarawak Energy Berhad

Marconi Madai is the Senior Vice President of Health, Safety, Security & Environment (HSSE) at Sarawak Energy. He leads a multi-disciplinary team in strengthening health, safety, environment, and…

Marie Bjornson-langen

Directrice exécutive adjointe AFD/SDD

Ministère de l'Europe et des Affaires étrangères

Marie Bjornson-Langen, Deputy Executive Director for Sustainable Development Solutions at AFDMarie holds a Master’s degree in History, a postgraduate diploma (DEA) in Political Science, and a Master’…

Naïk FAUCON

European & International Affairs Officer

OFB. Office français de la biodiversité.

Multicultural experience in capacity building (individual, organizational, and systemic) in the field of biodiversity protection, conservation, and restoration.

Robertina Brajanoska

Director

Macedonian Ecological Society

Robertina BrajanoskaExecutive Director | Macedonian Ecological Society (MES)With over 24 years of experience in nature conservation at both national and trans-boundary levels, and a background in…

Mingwen DENG

Patrick SAIDI HEMEDI

National Coordinator

Dynamique des Groupes des Peuples Autochtones

Détenteur d'un diplome de Master en sécurité environnementale et rechauffement climatique. Defenseur acharné des droits des peuples autochtones pygmées en République Démocratique du Congo.…

Karsten SACH

Dr. Karsten SachKarsten worked for the German Federal Ministry for the Environment, Nature Conservation, and Nuclear Safety for more than three decades. From 2016 to 2022, he was Director General of…

Turki ALSALEEM

Ewald RAMETSTEINER

Deputy Director

FAO of the UN

Mr Ewald Rametsteiner is a forester from Austria who has been working as the Deputy Director, Forestry Division, NFO, since 1 April 2019. He worked as Programme Coordinator (Global Delivery) of FAO's…