| 1 (538) | Soil, Water and Environment Research Institute | EGY |  |
| 2 (678) | Arid Lands Cultivation Research Institute | EGY | |
| 3 (1326) | National Research Centre * | EGY | |
| 4 (1562) | King Abdullah City for Atomic and Renewable Energy | SAU | |
| 5 (1620) | King Abdulaziz City for Science and Technology | SAU | |
| 6 (1810) | Qatar Environment and Energy Research Institute | QAT | |
| 7 (1931) | Agricultural Research Center Egypt * | EGY | |
| 8 (2072) | Centre National pour la Recherche Scientifique et Technique | MAR | |
| 9 (2146) | City of Scientific Research and Technological Applications * | EGY | |
| 10 (2538) | Ministry of Oil * | IRQ | |
| 11 (3070) | Plant Pathology Research Institute | EGY | |
| 12 (3094) | Egyptian Petroleum Research Institute | EGY | |
| 13 (3184) | Central Metallurgical Research and Development Institute | EGY | |
| 14 (3281) | Plant Protection Research Institute | EGY | |
| 15 (3618) | Centre de Recherche Scientifique et Technique en Analyses Physico-Chimiques | DZA | |
| 16 (3703) | National Institute of Oceanography and Fisheries | EGY | |
| 17 (3995) | Institut National de la Recherche Agronomique | MAR | |
| 18 (4021) | Ministere de l’Enseignement Superieur et de la Recherche Scientifique * | TUN | |
| 19 (4101) | Ministry of Higher Education and Scientific Research * | IRQ | |
| 20 (4219) | Ministry of Agriculture | IRQ | |
| 21 (4294) | Kuwait Institute for Scientific Research * | KWT | |
| 22 (4401) | National Authority for Remote Sensing and Space Sciences | EGY | |
| 23 (4473) | Desert Research Center | EGY | |
| 24 (4562) | Animal Health Research Institute | EGY | |
| 25 (4567) | Housing and Building National Research Center | EGY | |
| 26 (4709) | Centre de Recherches et des Technologies des Eaux | TUN | |
| 27 (4724) | Environment and Natural Materials Research Institute | EGY | |
| 28 (4760) | Institution de la Recherche et de l'Enseignement Superieur Agricoles * | TUN | |
| 29 (4850) | Ministry of Science and Technology | IRQ | |
| 30 (4888) | National Water Research Center, Egypt * | EGY | |
| 31 (4890) | Centre de Developpement des Energies Renouvelables * | DZA | |
| 32 (4967) | Nuclear Materials Authority | EGY | |
| 33 (4974) | Ministry of Education | IRQ | |
| 34 (4995) | Advanced Technology and New Materials Research Institute | EGY | |
| 35 (5071) | Institut National de Recherches en Genie Rural, Eaux et Forets | TUN | |
| 36 (5080) | Egyptian Atomic Energy Authority * | EGY | |
| 37 (5172) | Centre de Biotechnologie de Sfax | TUN | |
| 38 (5207) | Egyptian Drug Authority | EGY | |
| 39 (5217) | National Centre for Radiation Research and Technology | EGY | |
| 40 (5244) | National Research Institute of Astronomy and Geophysics | EGY | |
| 40 (5244) | Nuclear Research Center | EGY | |
| 42 (5264) | Centre de Biotechnologie de Borj Cedria | TUN | |
| 43 (5294) | Hot Laboratory and Waste Management Center | EGY | |
| 44 (5305) | Centre de Recherches et des Technologies de l’Energie | TUN | |
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