| Country of | 2025 | 2024 | 2023 | |||||||||||
| Particulars | incorporation | (%) | (%) | (%) | ||||||||||
| Sify Technologies (Singapore) Pte. Ltd. | Singapore | 100 | 100 | 100 | ||||||||||
| Sify Technologies North America Corporation | United States | 100 | 100 | 100 | ||||||||||
| Sify Data and Managed Services Limited | India | 100 | 100 | 100 | ||||||||||
| Sify Infinit Spaces Limited | India | 100 | 100 | 100 | ||||||||||
| Sify Digital Services Limited | India | 100 | 100 | 100 | ||||||||||
| Patel Auto Engineering Company (India) Private Limited | India | - | - | 100 | ||||||||||
| SKVR Software Solution Private Limited | India | 100 | 100 | - | ||||||||||