| H.E. Dr. Chuop PARIS | Ministry of Environment |
| H.E. Chea SAMANG | Ministry of Environment |
| H.E. Dr. Pheav SOVUTHY | Ministry of Environment |
| H.E. Por NIMOL | Ministry of Mines and Energy |
| H.E. Ven KEAHAK | Ministry of Industry, Science, Technology and Innovation |
| H.E. Mr. Sum THY | Ministry of Environment |
| Dr. Sar CHETRA | Ministry of Agriculture, Forestry and Fisheries |
| Mr. Uy KAMAL | Ministry of Environment |
| Mr. Prok NOVIDA | Ministry of Public Work and Transport |
| Mr. Kensuke NAGASE | Embassy of Japan in Cambodia |
| Mr. Hiroki MATSUI | Ministry of Foreign Affairs |
| Mr. Norihiro KIMURA | Ministry of Economy, Trade and Industry |
| Mr. Keitaro TSUJI | Ministry of the Environment |
| Mr. Makoto SAKASHITA | Ministry of Agriculture, Forestry and Fisheries |
| Mr. Kiyotaka KOCHI | Forestry Agency |
| Mr. Kiichi IKEHARA | Embassy of Japan in Cambodia |
| Dr. Yuji MIZUNO | JCM Implementation Agency (JCMA) |