| 1 (575) | Demokritos, National Centre for Scientific Research | GRC | |
| 2 (587) | Foundation for Research and Technology Hellas * | GRC | |
| 3 (599) | Centre for Research and Technology Hellas | GRC | |
| 4 (621) | Institute of Electronic Structure and Laser | GRC | |
| 5 (816) | National Hellenic Research Foundation | GRC | |
|