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| Organisation | Headquarters | Head/Secretary General |
| International Monetary Fund (IMF) | Washington DC | Christine Lagarde |
| World Bank | Washington DC | Jim Yong Kim |
| Multilateral Investment GuaranteeAgency (MIGA) | Washington DC | Keiko Honda |
| International Finance Corporation (IFC) | Washington DC | CEO: Jing Yong Kim |
| International Centre for Settlement of Investment Disputes (ICSID) | Washington DC | Meg Kinnear |
| International Bank for Reconstruction and Development (IBRD) | Washington DC | Jaime Caruana |
| International Development Association (IDA) [Soft Loan Window] | Washington DC | Jim Yong Kim |
| United Nations Office on Drug & Crime (UNODC) | Vienna (Austria) | Yuri Fedotov |
| United Nations Industrial Development Organisation (UNIDO) | Vienna (Austria) | Li Yong |
| International Atomic Energy Agency (IAEA) | Vienna (Austria) | Yukiya Amano |
| United Nations office for outer space affairs (UNOOSA) | Vienna (Austria) | Simonetta Di Pippo |
| Organisation of Petroleum Exporting Countries (OPEC) | Vienna (Austria) | Mohammed Sanuci Barkindo |
| Comprenensive Nuclear Test Ban Treaty Organisation (CTBTO) | Vienna (Austria) | Lassina Zerbo |
| Food & Agriculture Organisation of United Nations (FAO) | Rome (Italy) | Jose Graziano da Silva |
| International Fund for Agriculture Development (IFAO) | Rome (Italy) | President : Gilbert F.Houngbo |
| World Food Programme (WFP) | Rome (Italy) | Etharin Cousin |
| European Union (EU) | Brussels (Belgium) | |
| (A) European Council | Donald Tusk | |
| (B) European Commission | Jean Claude Juncker | |
| (C) European Parliament | Nartin Schulz President : Antonio Tajani | |
| North Atlantic Treaty Organisation (NATO) | Brussels (Belgium) | Jens Stoltenberg |
| World Customs Organisation (WCO) | Brussels (Belgium) | Kunio Mi Kuriya |
| International Customs Tariffs Bureau (BUD) | Brussels (Belgium) | Robert McFarlane |
| United Nations Organisation (UNO) | New York (USA) | Antonio Guterres |
| United Nations Population Fund (UNPFA) | New York (USA) | Natalia Kanem |
| UN Women (United Nation Women) | New York (USA) | Phumzile Mlambo Ngcuka |
| United Nations Children Fund (UNICEF) | New York (USA) | Anthony Lake |
| United Nations Development Programme (UNDP) | New York (USA) | Achim Steiner |
| International Organisation for Standardization (ISO) | Geneva (Switzerland) | Rob Steele President: John Walter |
| International Committee on Red Cross | Geneva (Switzerland) | Peter Maurer |
| International Tele Communication Union (ITU) | Geneva (Switzerland) | Houlin Zhao |
| World Trade Organisation (WTO) | Geneva (Switzerland) | Roberto Azevedo |
| United Nations Human Right Council (UNHRC) | Geneva (Switzerland) | Joachim Rucker |
| World Intellectual Property Organisation (WIPO) | Geneva (Switzerland) | Francis Gurry |
| United Nations Conference on Trade & Development (UNCTAD) | Geneva (Switzerland) | Mukhisa Kituyi |
| World Economic Forum (WEF) | Geneva (Switzerland) | Klaus Schwab |
| International Centre for Trade & Sustainable Development (ICTSD) | Geneva (Switzerland) | |
| World Nature Organisation (WNO) | Geneva (Switzerland) | Count Oliver of Wurmbrand Stuppach |
| World Health Organisation (WHO) | Geneva (Switzerland) | Dr Tedros Adhanom |
| World Metcorlogical Organisation (WMO) | Geneva (Switzerland) | Petteri Taalas |
| international Labour Organisation (ILO) | Geneva (Switzerland) | Guy Ryder |
| Amnesty International | London | Salil Shetty |
| Common Wealth of Nations | London | Head Queen Elizabeth-11 & Secretary General Kalamlesh Sharma |
| Common Wealth Heads of Government Meet (CHOGM) | London | Joseph Muscat |
| World Energy Council (WEC) | London | Christoph Frei |
| International Maritime Organisation (IMO) | London | Ki Tack Urn |
| European for Reconstructions Development (EBRD) | London | Enzo Quattrociocche |
| International Council on Monuments & Sites (ICOMOS) | Paris (France) | Gustavo Araoz |
| United Nations Educational Scientific & Cultural Paris (France) Organisation (UNESCO) | Paris (France) | Irina, Bokova,Audrey Azoulay |
| International Energy Agency (IEA) | Paris (France) | Fatih Birol |
| Organisation for Economic Cooperation & Development (OECD) | Paris (France) | Jose Angle Gurria |
| International Criminal Court (ICC) | The Hague (Netherland) | Siliva Fernandez De Gurmendi |
| International Court of Justice (ICJ) | The Hague (Netherland) | Wilder Tayler |
| Organisation for Prohibition of Chemical Weapons (OPCW) | The Hague (Netherland) | Ahmet Uzumcu |
| Universal Postal Union (UPU) | Berne | BisharAbdirahman Hussein |
| Transparency International | Berlin | Huguette Labelle |
| International Renewable Energy Agency (IRENA) | Abu Dhabi (UAE) | Ad nan Amin |
| South Asian Association for Regional Cooperation (SAARC) | Kathmandu | Arjun Bahadur Thapa |
| Association of South East Asian Nations (ASEAN) | Jakarta | H.E. Luong Minh |
| Asia Pacific Economic Cooperation (APEC) | Singapore | Alan Bollard |
| Organisation of Islamic Cooperation (OIC) | Jeddah (Saudi Arabia) | Lyad Bin Amin Madani |
| Indian Ocean Rim Association for Regional Cooperation (IORA) | Ebene (Mauritius) | K.V. Bhagirath |
| International Hockey Federation (FIH) | Lausanne (Switzerland) | Jacques Rogge |
| Worldwide Fund for Nature (WWF) | Gland (Switzerland) | Carter Roberts |
| International Union for Conservation of Nature (IUCN) | Gland (Switzerland) | Ingner Anderson |
| International Union of Pure & Applied Chemistry (IUPAC) | Zurich (Switzerland) | Seceratary General : Richard M.Hartshorn |
| Federation Internationale De Football Association (FIFA) | Zurich (Switzerland) | Giaani Infantino |
| International Hydrographic Organisation (IHO) | Monaco | SG : Mathiyas Jonas |
| International Association of Athletics Federations (IAAF) | Monaco | Sabastian Coe |
| International Cricket Council (ICC) | Dubai (UAE) | Chairman - Shashank Manohar President- Zaheer Abbas |
| Federation Internationale De Echecs (FIDE) or World Chess Federation | Athens (Greece) | Kirsan Ilyumzhinov |
| Internet Corporation for Assigned Names and Numbers (ICANN) | Los Angles (USA) | Faddi Chehade |
| International Shooting Sports Federation (ISSF) | Munich (Germany) | Olegario Vazque Rana |
| International Civil Aviation Organization (ICAO) | Montreal (Canada) | Fang Liu |
| Asian Development Bank (ADB) | Manila (Philippines) | Takehiko Nakao |
| African Development Bank (AFDB) | Abidjan Ivory Coast | President : Akinwumi Adesina |
| Asian Infrastructure Investment Bank (AIIB) | Beijing (China) | Jin Liqun |
| Shanghai Cooperation Organisation (SCO) | Baijing (China) | Secretary General : Rashid Alimor |
| New Development Bank (NDB) | Shanghai (China) | K.V. Kamath |
| United Nations University (UNU) | Tokyo (Japan) | David M Malone |
| United Nations World Tourism Organisation (UNWTO) | Madrid (Spain) | Secretary General : Zurab Pololi kash vir |
| Bay of Bengal Initiative for Multi Sectoral | Dhaka | |
| Technical and Economic Cooperation (BIMSTEC) | (Bangladesh) | Shahidhul Islam |