| 1 (1368) | King Abdulaziz City for Science and Technology | SAU | |
| 2 (1501) | National Research Centre | EGY | |
| 3 (2981) | Central Metallurgical Research and Development Institute | EGY | |
| 4 (3183) | Egyptian Petroleum Research Institute | EGY | |
| 5 (3436) | Egyptian Atomic Energy Authority | EGY | |
| 6 (3506) | Atomic Energy Commission of Syria | SYR | |
| 7 (3515) | Agricultural Research Center Egypt | EGY | |
| 8 (3635) | Kuwait Institute for Scientific Research | KWT | |
| 9 (4905) | Centre National de l'Energie, des Sciences et des Techniques Nucleaires | MAR | |
| 10 (5053) | Kuwait Oil Company | KWT | |
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