| 1 (1873) | Bulgarian Academy of Sciences * | BGR |  |
| 2 (4968) | Institute of Organic Chemistry with Centre of Phytochemistry Bulgarian Academy of Sciences | BGR | |
| 3 (5205) | Institute for Nuclear Research and Nuclear Energy Bulgarian Academy of Sciences | BGR | |
| 4 (5510) | Institute of Biodiversity and Ecosystems Research Bulgarian Academy of Sciences | BGR | |
| 5 (5546) | Georgi Nadjakov Institute of Solid State Physic Bulgarian Academy of Sciences | BGR | |
| 6 (7083) | Academician Emil Djakov Institute of Electronics Bulgarian Academy of Sciences | BGR | |
| 7 (7366) | Institute of Mathematics and Informatics Bulgarian Academy of Sciences | BGR | |
| 8 (7400) | Institute of Biophysics and Biomedical Engineering Bulgarian Academy of Sciences | BGR | |
| 9 (7742) | Institute of Information and Communication Technologies Bulgarian Academy of Sciences | BGR | |
|
