| Egyptian airline AlMasria Universal began using the Leonardo system | 26-12-22 |
| Somon Air has increased the frequency of flights to Dubai | 14-09-22 |
| Sirena is a sponsor of the Digital Aviation & Travel Forum | 18-08-22 |
| SHIRAK AVIA has implemented Leo PSS | 05-07-22 |
| Egyptian airline AlMasria Universal resumed cooperation with Sirena-Travel | 21-02-22 |
| "Sirena" is certified in BSP France | 25-01-22 |
| Memorandum signed between Somon Air and Hans Biotech | 07-12-21 |
| Air Astana increases the number of flights from Russia to Kazakhstan | 06-10-21 |
| Sirena is a distributor of Routehappy Rich Content ATPCO | 10-09-21 |
| Sirena is certified by BSP Finland | 30-07-21 |
| Sirena is a participant of ITB Berlin 2021 | 04-03-21 |
| Sirena is certified in BSP Greece | 19-02-21 |
| Sirena will take part in the NETWORK Digital & Smart Transport - 2020 | 01-12-20 |
| Sirena is certified by BSP Italy | 24-07-20 |
| Sirena expands sales opportunities for additional airline services | 04-07-20 |
