| Organisation : | Org. acronym: | Governor: | Alternate: | org. Nationality: |
| Development bank of Latin America | CAF | Julian SUAREZ MIGLIOZZI | Franz ROJAS-ORTUSTE | International |
| Food and Agriculture Organization of the United Nations | FAO | Olcay UNVER | Marlos DE SOUZA | International |
| The World Bank | WB | Jennifer SARA | Steven SCHONBERGER | International |
| United Nations Educational Scientific and Cultural Organisation | UNESCO | Abou AMANI | Alice AURELI | International |
| Organisation : | Org. acronym: | Governor: | Alternate: | org. Nationality: |
| Agence de l'eau Loire-Bretagne | AELB | Marie-Hélène AUBERT | Laurent BERGEOT | France |
| Agência Reguladora de Águas, Energia e Saneamento Básico do Distrito Federal | ADASA | Paulo SALLES | Jorge LIMA | Brazil |
| Azersu Open Joint Stock Company | Azersu OJSC | Gorkhmaz HUSEYNOV | Farda IMANOV | Azerbaijan Republik |
| International Economic & Technical Cooperation and Exchange Center, Ministry of Water Resources, P.R. China | INTCE | Qiuchi SHI | Zhao HAO | China |
| Ministry of Environment - Republic of Korea | MoE-Republic of Kore | Hajoon PARK | Heekyu JUNG | Korea |
| National Water Research Center | NWRC | Khaled RAMADAN | Medhat AZIZ | Egypt |
| Secrétariat d'état auprès du ministre de l'équipement, du transport, de la logistique et de l'eau chargé de l"eau | WD | Abdeslam ZIYAD | SAFAA BAHIJE | Morocco |
| Organisation : | Org. acronym: | Governor: | Alternate: | org. Nationality: |
| Beijing Hanjian Heshan Pipeline Co., Ltd | BJHS | Yubo TIAN | Jiangning LIU | China |
| Companhia de Saneamento Basico do Estado de Sao Paulo | SABESP | Karla BERTOCCO TRINDADE | Dante RAGAZZI PAULI | Brazil |
| Dolsar Engineering Inc. Co. | DOLSAR | Mehmet Sinan AKER | Cem AKER | Turkey |
| Nairobi City Water & Sewerage Co. Ltd. | NCWSC | Nahason MUGUNA | Mbaruku VYAKWELI | Kenya |
| Office national de l'electricite et de l'eau potable - Maroc | ONEE (Ex ONEP) | ABDERRAHIM EL HAFIDI | ASMA EL KASMI | Morocco |
| Société des eaux de Marseille | SEM | Loic FAUCHON | Marie BORNI | France |
| The International Federation of Private Water Operators | AquaFed | Mamadou DIA | Alejandra SUAREZ | Belgium |
| Organisation : | Org. acronym: | Governor: | Alternate: | org. Nationality: |
| Brazilian Association of Regulatory Agencies | ABAR | FERNANDO ALFREDO FRANCO | SILVIO DINIZ | Brazil |
| French Water Partnership | FWP | LAPEGUE JEAN | BLAUEL CéLIA | France |
| India Water Foundation | IWF | Arvind KUMAR | Shweta TYAGI | India |
| Korea Water Forum | KWF | Jung-moo LEE | Whi-sik YUN | Korea |
| Moroccan Coalition for Water | COALMA | HOURIA TAZI SADEQ | MOHAMMED FIKRAT | Morocco |
| The Nature Conservancy | TNC | Andrea ERICKSON-QUIROZ | Fredrick KIHARA | United States of America |
| Turkish Water Institute | SUEN | AHMET METE SAATÇI | ASLIHAN KERÇ | Turkey |
| Organisation : | Org. acronym: | Governor: | Alternate: | org. Nationality: |
| American University of Beirut | AUB | Rabi MOHTAR | Mutasem FADEL | Lebanon |
| Asia Water Council | AWC | Jae-Hyeon PARK | Yongdeok CHO | Korea |
| Chinese Hydraulic Engineering Society | CHES | Xinhua TANG | Yongfeng LIU | China |
| Daugherty Water for Food Global Institute at the University of Nebraska | DWFI | Peter MCCORNICK | Christoper NEALE | United States of America |
| International Office for Water | IOW | Eric TARDIEU | Judith ENAW BORN EFUNDEM AGBOR | France |
| International Water Resources Association | IWRA | Yuanyuan LI | Callum CLENCH | International |
| Japan Institute of Country-ology and Engineering | JICE | Kazuhisa ITO | Masato OKABE | Japan |
| Portuguese Association of Water and Wastewater Services | APDA | Rui GODINHO | José Henrique ZENHA | Portugal |
| The International Institute For Applied Systems Analysis | IIASA | Simon LANGAN | Yoshi WADA | Austria |
| Turkish Society for Infrastructure and Trenchless Technology | TSITT | Yasin TORUN | Ufuk Yavuz TUMER | Turkey |