| 1 (1636) | National Observatory of Athens | GRC | |
| 2 (2272) | Foundation for Research and Technology Hellas * | GRC | |
| 3 (2381) | Academy of Athens | GRC | |
| 4 (2586) | Demokritos, National Centre for Scientific Research | GRC | |
| 5 (2590) | Institute of Molecular Biology and Biotechnology | GRC | |
| 6 (2934) | Centre for Research and Technology Hellas | GRC | |
| 7 (3460) | Institute of Electronic Structure and Laser | GRC | |
| 8 (3834) | Institute of Computer Science | GRC | |
| 9 (4985) | National Hellenic Research Foundation | GRC | |
| 10 (5083) | Institute of Chemical Engineering and High Temperature Chemical Processes | GRC | |
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