JC Members
JC Members from the Saudi Arabian side
| Mr. Khalid M. Abuleif | Ministry of Energy, Industry and Mineral Resources |
| Mr. Hamoud R. Al-Otaibi | Ministry of Energy, Industry and Mineral Resources |
| Mr. Abdullah Al-Sarhan | Designated National Authority |
| Mr. Mahammed A. Al-Saeed | Designated National Authority |
| Mr. Mohammed Al-Mutairi | Saudi Aramco |
| Dr. Abdul Majeed S. Al-Twain | Saudi Saline Water Conversion Corp (SWCC) |
| Dr. Naser Al-Johani | Saudi Saline Water Conversion Corp (SWCC) |
JC Members from the Japanese side
| Mr. Setsuo OHMORI | Embassy of Japan in Saudi Arabia |
| Mr. Kaoru MAGOSAKI | Ministry of Foreign Affairs |
| Mr. Toshiaki NAGATA | Ministry of Economy, Trade and Industry |
| Mr. Kazuhisa KOAKUTSU | Ministry of the Environment |
| Mr. Mitsutaka KOBATA | Embassy of Japan in Saudi Arabia |
| Mr. Kazumasa UEDA | Embassy of Japan in Saudi Arabia |