International governmental organizations

• ACCOBAMS - Agreement for the Conservation of Cetaceans [Whales and Dolphins] in the Black Sea, Mediterranean Sea and Contiguous in the North and Baltic Seas
• ASCOBANS - Agreement on the Conservation of Small Cetaceans of the Baltic and North Seas
• Barcelona Convention Secretariat
• Bern Convention Secretariat (Council of Europe)
• Bucharest Convention Secretariat
• CBD - Convention on Biological Diversity
• CLRAE - Congress of Local and Regional Authorities of Europe (Council of Europe)
• Council of Europe
• EC - European Commission
• EEA - European Environment Agency
• FAO - Food and Agriculture organization of the United Nations
• HELCOM - Helsinki Commission
• MCPFE - Ministerial Conference on the Protection of Forests in Europe
• OECD - organization for Economic Co-operation and Development
• Ramsar Convention Bureau
• UN/ECE - United Nations Economic Commission for Europe
• UNEP/CMS Secretariat - Convention on Migratory Species
• UNEP/MEDU - Coordinating Unit for the Mediterranean Action Plan
• UNEP/ROE - Regional Office for Europe
• UNEP/WCMC - UNEP - World Conservation Monitoring Centre
• UNESCO - United Nations Educational, Scientific and Cultural organization
• the World Bank

International Non-Governmental organizations

• Birdlife International
• CEEWEB - Central and Eastern European Working Group on Enhancement of Biodiversity
• ECNC - European Centre for Nature Conservation
• EHF - European Habitats Forum
• EUCC - European Union for Coastal Conservation
• European Eco Forum
• GLOBE Europe - Global Legislators Organization for a Balanced Environment
• IUCN - the World Conservation Union
• IUCN - ROfE - the World Conservation Union - Regional Office for Europe
  
• REC - Regional Environmental Centre for Central and Eastern Europe
• Wetlands International
• WWF-International - World Wide Fund for Nature